[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.25"]
[Round "7"]
[White "Mascarenhas, Alfredo C Viana"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "E43"]
[WhiteElo "1741"]
[BlackElo "1564"]
[PlyCount "64"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. e3 0-0 6. Bd3 Bb7 7. 0-0 Bxc3 8. bxc3 d6 9. Re1 c5 10. e4 h6 11. Qe2 Qc7 12. Bf4 Nh5 13. Be3 Nf6 14. e5 dxe5 15. dxe5 Nfd7 16. Rad1 Nc6 17. Bxh6 Ncxe5 18. Nxe5 Qxe5 19. Qg4 Qf6 20. Bg5 Qxc3 21. Re3 Qb2 22. Bh7+ Kxh7 23. Qh5+ Kg8 24. Rh3 f6 25. Rxd7 Qb1+ 26. Rd1 Qe4 27. f3 Qe2 28. Qh8+ Kf7 29. Rd7+ Ke8 30. Qxf8+ Kxd7 31. Qxg7+ Kc6 32. g4 Rd8 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.24"]
[Round "6"]
[White "Hayashi, Kaito"]
[Black "Machado, Gilmar Dias"]
[Result "0-1"]
[ECO "C71"]
[WhiteElo "1564"]
[BlackElo "1829"]
[PlyCount "46"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. h3 Bd7 6. 0-0 g5 7. d4 g4 8. d5 Nce7 9. Bxd7+ Qxd7 10. hxg4 Qxg4 11. Nc3 Nf6 12. Nh2 Qg7 13. Ne2 Nxe4 14. c4 0-0-0 15. b4 f5 16. Qa4 Rg8 17. g3 f4 18. g4 h5 19. b5 Nc5 20. Qa3 hxg4 21. bxa6 Nxa6 22. Rb1 Qh6 23. Ng3 Qh4 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.24"]
[Round "5"]
[White "Pereira, Thiago Henrique"]
[Black "Hayashi, Kaito"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "1795"]
[BlackElo "1564"]
[PlyCount "100"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Bf3 Qc7 7. 0-0 Be7 8. Re1 d6 9. Nc3 Nbd7 10. Kh1 0-0 11. Be2 b5 12. a3 Bb7 13. f3 d5 14. exd5 Nxd5 15. Nxd5 Bxd5 16. Bd3 Nc5 17. b4 Nxd3 18. Qxd3 Rac8 19. Bb2 Rfd8 20. Qe3 Bf6 21. c3 Ra8 22. a4 Bxd4 23. cxd4 Rdc8 24. Rec1 Qe7 25. Rc5 Qd7 26. axb5 axb5 27. Ra5 Rxa5 28. bxa5 b4 29. Qc1 Rxc5 30. Qxc5 b3 31. Ba3 h6 32. a6 b2 33. Bxb2 Qa4 34. Qc8+ Kh7 35. h3 Qd1+ 36. Kh2 Qe2 37. Qc3 Qxa6 38. Qc2+ Kg8 39. Bc1 Qd6+ 40. Kg1 Qb4 41. Qd2 Qxd2 42. Bxd2 h5 43. Kf2 Kh7 44. g4 hxg4 45. fxg4 Bb3 46. Kg3 Bc4 47. h4 Bd3 48. Kf4 Be2 49. Kg5 Bd1 50. h5 Be2 1/2-1/2

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.23"]
[Round "3"]
[White "De Carvalho, Amauri"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1215"]
[BlackElo "1564"]
[PlyCount "91"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 d5 5. Be2 Nc6 6. Nf3 Bd6 7. Bxd6 Qxd6 8. Bb5 0-0 9. Bxc6 bxc6 10. 0-0 cxd4 11. exd4 Ba6 12. Re1 Rab8 13. Qc2 c5 14. Nbd2 cxd4 15. Nxd4 Rb6 16. N4b3 Ng4 17. Nf3 Bc4 18. h3 Nf6 19. Nbd2 Ba6 20. Nb3 Rfb8 21. Nfd2 Bc8 22. Rad1 Qc7 23. Rc1 a5 24. Rb1 a4 25. Na1 Bd7 26. a3 Qb7 27. b4 axb3 28. Rxb3 Rxb3 29. Naxb3 Qa7 30. Qa2 Ne8 31. Rb1 Nd6 32. Nd4 Rxb1+ 33. Nxb1 Qb6 34. Qb3 Qxb3 35. Nxb3 Kf8 36. Nc5 Ke8 37. Kf1 Kd8 38. Nxd7 Kxd7 39. Ke2 Nc4 40. Kd3 Kc6 41. a4 Nb2+ 42. Kd4 Nxa4 43. Nd2 f6 44. f4 h6 45. c4 dxc4 46. Nxc4 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.23"]
[Round "4"]
[White "Hayashi, Kaito"]
[Black "Barberi, Catarina"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1564"]
[BlackElo "1326"]
[PlyCount "75"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Nxc6 bxc6 10. Bd2 0-0 11. 0-0 Qa5 12. Ne4 f5 13. Bxb4 Qxb4 14. Ng5 Qxb2 15. Re1 Qf6 16. Qh5 h6 17. Nh3 Bd7 18. Bc4 Rab8 19. Bb3 Kh7 20. Qf3 Bc8 21. Rad1 Bb7 22. Nf4 Nxf4 23. Qxf4 Rbe8 24. Rd6 e5 25. Qd2 Qe7 26. Rd7 Qc5 27. Rxb7 Rd8 28. Rd7 Rxd7 29. Qxd7 Qc3 30. Rd1 Qc5 31. h3 e4 32. Qd6 Qb6 33. Qxf8 e3 34. Bg8+ Kg6 35. Rd6+ Kg5 36. Qxg7+ Kf4 37. Qg3+ Ke4 38. f3# 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.22"]
[Round "2"]
[White "Hayashi, Kaito"]
[Black "Ribeiro, Vinicius Augusto"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1564"]
[BlackElo "1800"]
[PlyCount "54"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. Bxc3 Bxc3+ 11. bxc3 0-0 12. 0-0 Ne7 13. Re1 Qc7 14. Qh5 f5 15. c4 Be6 16. Nd2 Rf6 17. h3 e4 18. Bf1 Nc6 19. Qe2 Nd4 20. Qd1 Rd8 21. c3 Nf3+ 22. gxf3 Qf4 23. Kh1 Rxd2 24. Qc1 Qxf3+ 25. Bg2 Qxf2 26. Rg1 Rh6 27. Kh2 Qf4+ 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.22"]
[Round "1"]
[White "Veiga, Emerson de Sousa"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2106"]
[BlackElo "1564"]
[PlyCount "55"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be3 Nf6 7. a4 b6 8. f3 Qc7 9. Qd2 Bb7 10. g4 Be7 11. Bd3 0-0 12. Qf2 d5 13. g5 Nfd7 14. exd5 exd5 15. 0-0-0 Ne5 16. f4 Ng4 17. Qh4 Nh6 18. Qh5 f5 19. gxh6 g6 20. Rhg1 Bc5 21. b4 Bxd4 22. Rxg6+ hxg6 23. Qxg6+ Bg7 24. Rg1 Rf7 25. Bxf5 Re7 26. Qh7+ Kf8 27. hxg7+ Rxg7 28. Qh8+ 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2019.06.23"]
[Round "7"]
[White "Mesquita, Arnaldo Leite"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1741"]
[BlackElo "1561"]
[PlyCount "55"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nf3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nc3 Nc6 7. d3 Bd6 8. 0-0 0-0 9. a3 Be6 10. b4 Qc8 11. Re1 a6 12. Be3 Nd5 13. Nxd5 Bxd5 14. Rc1 Qd7 15. Bc5 Rac8 16. d4 Be6 17. e4 exd4 18. Bxd6 Qxd6 19. e5 Qd7 20. Qd3 Rfe8 21. b5 axb5 22. Qxb5 Rb8 23. Ng5 Bf5 24. Bd5 Rxe5 25. Bxf7+ Kh8 26. Rxe5 Nxe5 27. Qxd7 h6 28. Rxc7 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2019.06.22"]
[Round "6"]
[White "Hayashi, Kaito"]
[Black "Lara, Diego Costa"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1561"]
[BlackElo "1729"]
[PlyCount "134"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Bb4 5. Bd3 Nf6 6. Nf3 Bg4 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Ne5 Be6 10. 0-0 a6 11. Re1 0-0 12. Be3 Nbd7 13. Nxd7 Nxd7 14. Ne2 Bf6 15. Nf4 Rfe8 16. Nxe6 fxe6 17. c3 Rac8 18. Rac1 e5 19. dxe5 Nxe5 20. Rcd1 Nxd3 21. Rxd3 c6 22. Bd2 Rxe1+ 23. Bxe1 Re8 24. Kf1 Re4 25. Bd2 Ra4 26. a3 b5 27. Bc1 a5 28. Ke2 Rh4 29. h3 b4 30. axb4 axb4 31. f4 bxc3 32. bxc3 h6 33. Rf3 Be7 34. Be3 g5 35. f5 Re4 36. Kd3 Bf6 37. Bd4 Bxd4 38. cxd4 Kf7 39. g4 h5 40. Rg3 Kf6 41. Kc3 hxg4 42. hxg4 Rf4 43. Kd3 Ke7 44. Kc3 Kd6 45. Kd3 c5 46. dxc5+ Kxc5 47. Kc3 d4+ 48. Kb3 Kd5 49. Kb4 Ke4 50. Kc4 Rf1 51. Rg2 Rc1+ 52. Kb3 Kf3 53. Rd2 Kxg4 54. f6 Rf1 55. Rxd4+ Kh3 56. Rd3+ Kh4 57. Rd8 Rxf6 58. Kc2 g4 59. Kd2 Re6 60. Rh8+ Kg3 61. Rg8 Kh3 62. Rh8+ Kg2 63. Rg8 g3 64. Rg7 Kf2 65. Rf7+ Kg1 66. Rg7 g2 67. Rg8 Rh6 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2019.06.22"]
[Round "5"]
[White "Lima, Aine Carolina"]
[Black "Hayashi, Kaito"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1665"]
[BlackElo "1561"]
[PlyCount "75"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 a6 4. Bg2 d6 5. d3 Nf6 6. Be3 Qc7 7. h3 Nc6 8. Nge2 b5 9. Qd2 Bb7 10. 0-0 Rd8 11. f4 d5 12. exd5 exd5 13. d4 c4 14. g4 Bb4 15. Ng3 Ne7 16. Nxb5 axb5 17. Qxb4 Bc6 18. Qd2 0-0 19. c3 Rfe8 20. Rae1 Nc8 21. Qc2 Re7 22. Qf2 Nd6 23. f5 Qa7 24. a3 Rde8 25. g5 Nfe4 26. Nxe4 Nxe4 27. Bxe4 Rxe4 28. f6 g6 29. Bf4 Rxe1 30. Rxe1 Rxe1+ 31. Qxe1 Qa8 32. Bd6 Qa4 33. Qe2 Bd7 34. h4 Be6 35. Kg2 Qb3 36. Kg3 Qa2 37. Qc2 Qa1 38. Qf2 1/2-1/2

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2019.06.21"]
[Round "4"]
[White "Hayashi, Kaito"]
[Black "De Almeida, Jose Fernando Antun"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1561"]
[BlackElo "1357"]
[PlyCount "85"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bf5 5. Bf4 Nd7 6. Bd3 Bxd3 7. Qxd3 Qb6 8. Qb3 e6 9. Nbd2 Ngf6 10. 0-0 Be7 11. c3 0-0 12. Ne5 Rac8 13. Ndf3 Nb8 14. Bg5 h6 15. Bh4 Qc7 16. Qc2 Ne4 17. Bxe7 Qxe7 18. Qe2 a6 19. Nd2 Nd6 20. Nb3 Nd7 21. Nxd7 Qxd7 22. Nc5 Qe7 23. Nd3 Qg5 24. Qe5 Nf5 25. Qf4 Qxf4 26. Nxf4 Rc4 27. Nd3 Re8 28. Nc5 Rxc5 29. dxc5 Rc8 30. b4 a5 31. a4 h5 32. Rab1 Ra8 33. Rfc1 Kf8 34. bxa5 Rxa5 35. Rxb7 Rxa4 36. Kf1 g5 37. c4 d4 38. c6 Ra8 39. c7 Rc8 40. Rb8 Nd6 41. Ra1 Ke7 42. Raa8 Kd7 43. Rxc8 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2019.06.21"]
[Round "3"]
[White "Palomino, Alexandre Cardoso D"]
[Black "Hayashi, Kaito"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1740"]
[BlackElo "1561"]
[PlyCount "51"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Bf4 Nf6 5. Bd3 Bd6 6. Bxd6 Qxd6 7. Nf3 0-0 8. 0-0 Nc6 9. c3 Bg4 10. Nbd2 Rfe8 11. Qc2 Re7 12. Rfe1 Rae8 13. Rxe7 Rxe7 14. Re1 Rxe1+ 15. Nxe1 Ne7 16. f3 Bh5 17. g3 Bg6 18. Bxg6 hxg6 19. Nd3 Qe6 20. Kf2 Nf5 21. Nf1 Nd7 22. Qb3 Nb6 23. Nf4 Qd6 24. Qb5 c6 25. Qe2 Kf8 26. b3 1/2-1/2

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2019.06.20"]
[Round "1"]
[White "Arruda Filho, Ivo Pereira de"]
[Black "Hayashi, Kaito"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1742"]
[BlackElo "1561"]
[PlyCount "52"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bg5 d5 4. e3 b6 5. Bd3 Bb7 6. 0-0 Be7 7. Nbd2 Nbd7 8. c4 0-0 9. Rc1 c5 10. Re1 Re8 11. b3 h6 12. Bh4 Rc8 13. Bg3 Ne4 14. Bb1 Ndf6 15. Nxe4 Nxe4 16. Nd2 Nxg3 17. hxg3 cxd4 18. exd4 dxc4 19. Nxc4 Bf6 20. Be4 Bxe4 21. Rxe4 Qd5 22. f3 Red8 23. Ne5 Rxc1 24. Qxc1 Bxe5 25. dxe5 Qd1+ 26. Qxd1 Rxd1+ 1/2-1/2

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2019.06.20"]
[Round "2"]
[White "Hayashi, Kaito"]
[Black "Silva, Rodrigo Souza"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1561"]
[BlackElo "1769"]
[PlyCount "70"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 b5 9. 0-0-0 Bb7 10. g4 Be7 11. h4 Rc8 12. h5 Nxd4 13. Bxd4 e5 14. Be3 d5 15. exd5 Nxd5 16. Nxd5 Bxd5 17. Be2 Bxa2 18. f4 Bb3 19. Bd3 0-0 20. fxe5 Qxe5 21. Bxh7+ Kxh7 22. Qd3+ Kg8 23. Qxb3 Rc4 24. Kb1 Rb4 25. Qa3 Re4 26. Qxa6 Rxe3 27. h6 Bf6 28. c3 Re2 29. hxg7 Bxg7 30. Qa5 Qe4+ 31. Ka1 Qa4+ 32. Qxa4 bxa4 33. Rd5 a3 34. bxa3 Bxc3+ 35. Kb1 Ra8 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.11"]
[Round "5.4"]
[White "Hayashi, Kaito"]
[Black "Lacerda, Vinicius"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1527"]
[BlackElo "1790"]
[PlyCount "98"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Nf3 Bf5 6. Bd3 Ne7 7. 0-0 0-0 8. Bf4 c6 9. Re1 Bxd3 10. Qxd3 Ng6 11. Bg3 Nd7 12. a3 Ba5 13. Bd6 Re8 14. Rxe8+ Qxe8 15. Re1 Qd8 16. Bg3 Nf6 17. Ne5 Ne4 18. Nxg6 hxg6 19. Bf4 Bxc3 20. bxc3 Qa5 21. Bd2 Nxd2 22. Qxd2 Qxa3 23. g3 a5 24. Rb1 b5 25. Qe1 a4 26. Ra1 Qd6 27. Qe3 Rc8 28. Kf1 Kf8 29. Kg2 c5 30. Qd3 Qc6 31. Rb1 Rb8 32. Kg1 a3 33. c4 b4 34. dxc5 Qxc5 35. cxd5 Rd8 36. Rd1 Rd6 37. Qb3 Ra6 38. Qd3 Rf6 39. Qe2 a2 40. c4 b3 41. Qb2 Rb6 42. d6 Rxd6 43. Qxb3 Rxd1+ 44. Qxd1 Qa5 45. Qa1 f6 46. c5 Ke7 47. h3 Qa4 48. Qe1+ Kd7 49. Qd2+ Kc8 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.11"]
[Round "6.8"]
[White "Takeda, Fernando"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "1695"]
[BlackElo "1527"]
[PlyCount "71"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 0-0 6. Qc2 Bb7 7. e3 c5 8. Bd3 h6 9. Bh4 Bxc3+ 10. bxc3 d6 11. 0-0 Nc6 12. a3 Re8 13. e4 e5 14. d5 Na5 15. Qe2 Ba6 16. Nd2 Qd7 17. Bxf6 gxf6 18. f4 Bc8 19. fxe5 fxe5 20. Qh5 Kg7 21. Rf3 Rf8 22. Raf1 Qe7 23. Rg3+ Kh7 24. Nf3 Rg8 25. Rxg8 Kxg8 26. Qxh6 f6 27. Nh4 Qg7 28. Rxf6 Qxh6 29. Rxh6 Nb7 30. Nf5 Bxf5 31. exf5 Rf8 32. g4 Rf7 33. f6 Nd8 34. Bf5 a6 35. Be6 Nxe6 36. dxe6 1-0

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.10"]
[Round "4.5"]
[White "Dias, Joao Batista de Sou"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1844"]
[BlackElo "1527"]
[PlyCount "82"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 d6 6. Bd3 Nf6 7. Nd2 b5 8. 0-0 Bb7 9. c3 Be7 10. a4 bxa4 11. Qxa4+ Qd7 12. Qd1 0-0 13. Qe2 a5 14. f3 Nc6 15. Nc4 Bd8 16. Nb5 d5 17. Ncd6 dxe4 18. fxe4 Ne5 19. Bc2 Ba6 20. Rfd1 Qc6 21. Ba4 Be7 22. c4 Bxb5 23. Bxb5 Qc7 24. c5 Rfd8 25. h3 Bxd6 26. cxd6 Rxd6 27. Rdc1 Qb7 28. Bf4 Rb6 29. Rc5 Ng6 30. Bc7 Nxe4 31. Bxb6 Qxb6 32. Qxe4 Qxc5+ 33. Kh1 Rb8 34. Bd3 Rxb2 35. Qa8+ Nf8 36. Rxa5 Qc1+ 37. Kh2 Qf4+ 38. Kh1 Rd2 39. Bxh7+ Kxh7 40. Ra1 Qd6 41. Ra4 Rd1# 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.10"]
[Round "3.7"]
[White "Gabriel, Claudiomar"]
[Black "Hayashi, Kaito"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1637"]
[BlackElo "1527"]
[PlyCount "86"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d3 Nf6 2. Nd2 g6 3. Ngf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Re1 Bg4 8. h3 Bd7 9. e4 e5 10. Nc4 Re8 11. Be3 Be6 12. Na3 Qd7 13. Ng5 Rad8 14. c4 Nb4 15. Nb5 a6 16. Nc3 c5 17. a3 Nc6 18. Rb1 Rb8 19. b3 b6 20. Qd2 Nh5 21. Nxe6 fxe6 22. g4 Nf4 23. Ne2 Nxe2+ 24. Rxe2 Nd4 25. Bxd4 exd4 26. f4 Rf8 27. Rf2 Rf7 28. Rbf1 Rbf8 29. f5 Kh8 30. fxg6 hxg6 31. Qg5 Rxf2 32. Rxf2 Rxf2 33. Qh4+ Kg8 34. Qxf2 Qf7 35. Qxf7+ Kxf7 36. Kf2 g5 37. Kf3 Kg6 38. Bf1 Be5 39. Be2 Bf6 40. Bd1 a5 41. Be2 Be5 42. Bf1 Kf6 43. Be2 Kf7 1/2-1/2

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.09"]
[Round "2.9"]
[White "Hayashi, Kaito"]
[Black "Melo, Sergio Roberto Samp"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1527"]
[BlackElo "1758"]
[PlyCount "55"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Nf3 Ne7 6. Bd3 0-0 7. 0-0 Bf5 8. Bg5 f6 9. Bf4 Bxd3 10. Qxd3 Bd6 11. Bxd6 Qxd6 12. Rfe1 Nbc6 13. Re2 Ng6 14. Qb5 Nf4 15. Re3 a6 16. Qf1 Rfe8 17. g3 Ng6 18. a3 Qd7 19. Rae1 Kf7 20. Qe2 Rxe3 21. Qxe3 Nce5 22. Nd2 c6 23. Na4 Ng4 24. Qd3 Re8 25. Rxe8 Kxe8 26. Nc5 Qc8 27. c4 Ne7 28. cxd5 1/2-1/2

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.13"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "Mascarenhas, Alfredo C Viana"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1555"]
[BlackElo "1776"]
[PlyCount "146"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Be2 Bf5 6. Bf4 Nf6 7. c3 Qb6 8. Qc1 Rc8 9. 0-0 g6 10. Nbd2 Bg7 11. Nb3 Nb4 12. Bh6 0-0 13. Bxg7 Kxg7 14. Nh4 Bd7 15. Nc5 Na6 16. Nxd7 Nxd7 17. Nf3 Nc7 18. Re1 Qf6 19. Qd2 a6 20. Bd3 Ne6 21. Qe3 Rfe8 22. Ne5 Nxe5 23. Qxe5 Qxe5 24. Rxe5 Rc6 25. Bc2 Nc7 26. Ba4 b5 27. Bb3 e6 28. a4 Rb8 29. axb5 Nxb5 30. Ba4 Rcb6 31. Ree1 Nd6 32. b3 Ne4 33. Rec1 Nd2 34. b4 Rc8 35. Rc2 Ne4 36. Rac1 Nd6 37. Bb3 a5 38. c4 dxc4 39. Bxc4 Rxb4 40. Ba2 Rxc2 41. Rxc2 Rxd4 42. Rc1 Rd2 43. Bb3 Rb2 44. Bd1 Ne4 45. f3 Nf6 46. Ra1 Nd5 47. Ba4 Ne3 48. g3 Nc4 49. Bc6 Kf6 50. Ra4 Ne5 51. Be4 Rb5 52. Kf2 Nd7 53. Bc6 Rb2+ 54. Kg1 Ne5 55. Be4 Rb5 56. Kf2 Ke7 57. Ke3 f5 58. Bc2 Rb2 59. Bd1 Rxh2 60. f4 Ng4+ 61. Bxg4 fxg4 62. Rxa5 Rh3 63. Kf2 h5 64. Rg5 Kf6 65. Kg2 Kf7 66. Kf2 Rh2+ 67. Kf1 Rd2 68. Rc5 Rd5 69. Rc4 Kf6 70. Kf2 e5 71. Ke3 exf4+ 72. Kxf4 Rf5+ 73. Ke4 Re5+ 0-1

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.13"]
[Round "6"]
[White "Nunes dos Santos, Rafael"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1350"]
[BlackElo "1555"]
[PlyCount "97"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. g4 Bc5 3. Bg2 h6 4. d3 Nf6 5. g5 hxg5 6. Bxg5 Bxf2+ 7. Kxf2 Ng4+ 8. Ke1 Qxg5 9. Nf3 Qe3 10. Rg1 Nxh2 11. Rh1 Nxf3+ 12. Bxf3 Rxh1+ 13. Bxh1 Nc6 14. Nc3 Nd4 15. Nd5 Qg1+ 16. Kd2 Qxd1+ 17. Rxd1 Kd8 18. Rg1 c6 19. Nc3 g6 20. e3 Nf5 21. Ne4 Ke7 22. Ng5 d6 23. e4 Nd4 24. Rf1 f6 25. Nh7 Bh3 26. Rxf6 Rh8 27. Rxg6 Rxh7 28. Bg2 Bxg2 29. Rxg2 Kd7 30. Rg8 Kc7 31. b4 Rh2+ 32. Ke1 Rxa2 33. c5 Nc2+ 34. Kf2 Nxb4+ 35. Kf3 dxc5 36. d4 cxd4 37. Re8 Nd3 38. Kg4 a5 39. Kf5 a4 40. Ke6 a3 41. Re7+ Kb6 42. Re8 Ra1 43. Ra8 a2 44. Kd6 Nb4 45. Kxe5 Rc1 46. Kxd4 a1Q+ 47. Rxa1 Rxa1 48. e5 Nd5 49. e6 0-1

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.12"]
[Round "3"]
[White "De Almeida Cardoso, Sergio Carlo"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "D04"]
[BlackElo "1555"]
[PlyCount "78"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. e3 e6 5. d4 Nbd7 6. Be2 Bd6 7. 0-0 0-0 8. Nbd2 c5 9. dxc5 Nxc5 10. c4 Rc8 11. Nh4 Bd3 12. b4 Bxe2 13. Qxe2 Na4 14. Rab1 Nxb2 15. Rxb2 Qc7 16. c5 Bxh2+ 17. Kh1 Be5 18. Rc2 Qd7 19. Nhf3 Bb8 20. Rfc1 a6 21. Nb3 Qa4 22. c6 Rxc6 23. Rxc6 bxc6 24. Nc5 Qxb4 25. Nxa6 Qb6 26. Nd4 Bd6 27. Nxc6 Ne4 28. Nd4 Ra8 29. Kg1 Rxa6 30. Rc8+ Bf8 31. Rc6 Qb1+ 32. Kh2 Rxc6 33. Nxc6 Nc3 34. Qa6 Qxa2 35. Qc8 Qa3 36. Qd8 Qd6+ 37. Qxd6 Bxd6+ 38. g3 e5 39. f4 f6 0-1

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.12"]
[Round "4"]
[White "Hayashi, Kaito"]
[Black "Hayashi, Kouki"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1555"]
[BlackElo "1334"]
[PlyCount "61"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. Bh6 b5 13. Bxg7 Kxg7 14. Ndxb5 a5 15. a4 Qb6 16. Kb1 Nc4 17. Bxc4 Rxc4 18. b3 Rc5 19. h4 h5 20. Rhg1 Rfc8 21. Rc1 Qc6 22. Na7 Qc7 23. Nxc8 Qxc8 24. Nd5 Nxd5 25. exd5 Bf5 26. g4 Bd7 27. gxh5 Qb7 28. hxg6 fxg6 29. Rxg6+ Kxg6 30. Rg1+ Bg4 31. Qg5+ 1-0

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.11"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "Damaceno, Mateus Lima"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1555"]
[BlackElo "2022"]
[PlyCount "108"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bb5 Bg4 7. Be3 e6 8. 0-0 Be7 9. h3 Bh5 10. Be2 0-0 11. Rc1 Rc8 12. a3 Bxf3 13. Bxf3 Na5 14. Be2 Nc4 15. Bxc4 Rxc4 16. Qd3 a6 17. Nb1 Ne4 18. Nd2 Nxd2 19. Qxd2 b5 20. Qe2 Qb6 21. c3 Rfc8 22. f4 a5 23. f5 b4 24. axb4 axb4 25. fxe6 Qxe6 26. Qd3 bxc3 27. bxc3 Ba3 28. Rc2 Qg6 29. Qxg6 hxg6 30. Bd2 Rxd4 31. Ra2 Rd3 32. Rxa3 Rxd2 33. Rc1 Rc4 34. Kf1 d4 35. Rb3 Rd3 36. Ke2 Rdxc3 37. Rbxc3 dxc3 38. Kd3 Rc8 39. Rxc3 Rxc3+ 40. Kxc3 Kf8 41. Kd4 Ke7 42. g4 g5 43. Ke3 Ke6 44. Kf3 Ke5 45. Ke3 f6 46. Kf3 Kd4 47. Kg3 Ke3 48. h4 gxh4+ 49. Kxh4 Kf4 50. g5 fxg5+ 51. Kh3 Kf3 52. Kh2 g4 53. Kh1 g3 54. Kg1 g2 0-1

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.11"]
[Round "2"]
[White "Tsuchie, Pedro Pinheiro"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1234"]
[BlackElo "1555"]
[PlyCount "120"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 a6 4. Bg2 d6 5. 0-0 Nf6 6. Re1 Be7 7. c3 b5 8. d3 Bb7 9. h3 Qc7 10. Be3 0-0 11. Nbd2 Nc6 12. Rc1 d5 13. e5 Nxe5 14. Nxe5 Qxe5 15. Bxc5 Qc7 16. Bxe7 Qxe7 17. Nf3 Rac8 18. Qe2 Rfd8 19. d4 b4 20. Ne5 bxc3 21. bxc3 Qa3 22. Rb1 Ba8 23. Rb3 Qd6 24. Nd3 Nd7 25. Nb4 Bb7 26. Bf1 Ra8 27. Nd3 Bc8 28. Ne5 a5 29. Qf3 Nxe5 30. Rxe5 Ba6 31. Bxa6 Qxa6 32. Re1 Rab8 33. Reb1 Rxb3 34. Rxb3 Qd6 35. Qf4 Qxf4 36. gxf4 Kf8 37. a4 Ke7 38. Rb5 Ra8 39. Kf1 Ra7 40. Ke2 Kd7 41. Rc5 Rc7 42. Rxa5 Rxc3 43. Ra7+ Rc7 44. Ra8 Kc6 45. Rb8 Rb7 46. Ra8 Kb6 47. a5+ Kc6 48. a6 Rc7 49. a7 Kb6 50. Rg8 Rxa7 51. Rxg7 f6 52. Rxa7 Kxa7 53. Kf3 Kb6 54. f5 Kb5 55. fxe6 Kc6 56. Kf4 Kd6 57. Kf5 Ke7 58. f3 h6 59. h4 h5 60. f4 Ke8 1-0

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.09"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "Da Rosa, Henrique Jaze Simoe"]
[Result "1/2-1/2"]
[ECO "C97"]
[WhiteElo "1573"]
[BlackElo "1487"]
[PlyCount "65"]
[EventDate "2018.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. dxe5 dxe5 13. Bg5 h6 14. Bh4 Rd8 15. Qe2 Be6 16. Nbd2 Nc4 17. Nxc4 Bxc4 18. Qe3 Rd7 19. b3 Be6 20. Bg3 Bd6 21. Red1 Rad8 22. Rd2 Nh5 23. Bh2 Nf4 24. Rad1 Be7 25. Rxd7 Rxd7 26. Rxd7 Bxd7 27. Qd2 Qd6 28. Qxd6 Bxd6 29. Bxf4 exf4 30. c4 b4 31. Kf1 f6 32. Ke2 Kf7 33. Ne1 1/2-1/2

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.09"]
[Round "6"]
[White "Ishikawa, Emilio Keiji"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "E27"]
[WhiteElo "1729"]
[BlackElo "1573"]
[PlyCount "80"]
[EventDate "2018.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 0-0 6. f3 d6 7. e4 c5 8. dxc5 dxc5 9. Qxd8 Rxd8 10. Bg5 Re8 11. Bd3 Nc6 12. f4 b6 13. Bxf6 gxf6 14. g4 Rd8 15. Rd1 Ba6 16. Nf3 Na5 17. Ke2 Bxc4 18. g5 Bxd3+ 19. Rxd3 Rxd3 20. Kxd3 Rd8+ 21. Ke2 fxg5 22. Nxg5 h6 23. Nf3 Nc4 24. a4 f6 25. h4 h5 26. e5 Kf7 27. Rg1 Rg8 28. Rxg8 Kxg8 29. exf6 Kf7 30. Ne5+ Kxf6 31. Nxc4 Kf5 32. Kf3 a6 33. Nxb6 e5 34. fxe5 Kxe5 35. a5 c4 36. Nxc4+ Kd5 37. Nb6+ Kc5 38. c4 Kb4 39. Ke3 Kxa5 40. Nd5 Ka4 1-0

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.09"]
[Round "4"]
[White "Lima, Aine Carolina"]
[Black "Hayashi, Kaito"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1480"]
[BlackElo "1573"]
[PlyCount "55"]
[EventDate "2018.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. d3 a6 4. g3 d6 5. Bg2 Qc7 6. Be3 Nf6 7. h3 Be7 8. Nge2 Nc6 9. 0-0 b5 10. Qd2 Bb7 11. f4 0-0 12. g4 Rad8 13. Ng3 Nd4 14. Nce2 Nxe2+ 15. Qxe2 Nd7 16. g5 f5 17. exf5 exf5 18. Rae1 Rde8 19. h4 Bxg2 20. Qxg2 Nb6 21. Qh3 Qd7 22. h5 Bd8 23. Bd2 Rxe1 24. Rxe1 Bc7 25. Be3 Nd5 26. Bd2 Nb6 27. Be3 Nd5 28. Bd2 1/2-1/2

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.08"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "De Bona, Glauber"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1573"]
[BlackElo "1932"]
[PlyCount "60"]
[EventDate "2018.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 a6 6. Nc3 Qc7 7. Qd2 Nf6 8. f3 Be7 9. 0-0-0 b5 10. Nxc6 Qxc6 11. e5 b4 12. Ne2 Nd5 13. Nd4 Qc7 14. f4 d6 15. exd6 Bxd6 16. g3 Bb7 17. Rg1 0-0 18. f5 e5 19. Nb3 Nxe3 20. Qxe3 Rfc8 21. Rd2 a5 22. f6 a4 23. Na1 Qc5 24. Qg5 Bf8 25. fxg7 Bxg7 26. Rgg2 Bxg2 27. Rxg2 e4 28. Qd2 a3 29. Nb3 axb2+ 30. Kb1 Qa7 0-1

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.08"]
[Round "3"]
[White "Hayashi, Kaito"]
[Black "Santana, Expedito"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1573"]
[BlackElo "1551"]
[PlyCount "80"]
[EventDate "2018.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. 0-0 e6 8. Bg5 Qb6 9. Qc1 Rc8 10. c3 Bd6 11. Nbd2 Qc7 12. Re1 h6 13. Bh4 0-0 14. Bg3 Bxg3 15. hxg3 Ng4 16. Qc2 g6 17. Nf1 e5 18. dxe5 Ngxe5 19. Nxe5 Nxe5 20. Qd2 Ng4 21. Qxd5 Qb6 22. Qf3 h5 23. Re2 Rc5 24. Ne3 Ne5 25. Qe4 Qc6 26. Qxc6 Nxc6 27. Rd1 Re5 28. Rd7 Re7 29. Rxe7 Nxe7 30. Rd2 Rb8 31. Rd7 Kf8 32. Kf1 Ke8 33. Rd4 Rd8 34. Rb4 Rd7 35. Ke2 f6 36. a4 b6 37. Rc4 Kf7 38. b4 Rb7 39. Rd4 Rc7 40. c4 Nc6 1/2-1/2

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.08"]
[Round "2"]
[White "Machado, Antonio Rodrigo"]
[Black "Hayashi, Kaito"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1738"]
[BlackElo "1573"]
[PlyCount "43"]
[EventDate "2018.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 a6 4. g3 Qc7 5. Bg2 b5 6. 0-0 d6 7. Ne1 Bb7 8. f4 Nf6 9. Be3 Be7 10. f5 0-0 11. Bh3 exf5 12. Bxf5 d5 13. Bf4 Bd6 14. Bg5 Be7 15. Bf4 Bd6 16. Bg5 Be7 17. Bxf6 Bxf6 18. Bxh7+ Kxh7 19. Qh5+ Kg8 20. Rxf6 gxf6 21. Qg4+ Kh8 22. Qh5+ 1/2-1/2

[Event "Sao Paulo U16 3rd"]
[Site "Sao Paulo"]
[Date "2018.06.10"]
[Round "5.2"]
[White "Hayashi, Kaito"]
[Black "Correa, Joao Pedro Vieira"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1487"]
[PlyCount "54"]
[EventDate "2018.06.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Bd3 Nbd7 9. 0-0 Be7 10. f4 exf4 11. Bxf4 Ne5 12. Kh1 0-0 13. Nd4 Nxd3 14. Qxd3 Rc8 15. Rfd1 Nh5 16. Nxe6 fxe6 17. Bxd6 Bxd6 18. Qxd6 Rf1+ 19. Rxf1 Qxd6 20. Rad1 Qe7 21. Rf2 Rf8 22. Rfd2 Qf6 23. h3 Ng3+ 24. Kg1 Qf4 25. Rd7 Qf2+ 26. Kh2 Nf1+ 27. Kh1 Qg3 0-1

[Event "Sao Paulo U16 3rd"]
[Site "Sao Paulo"]
[Date "2018.06.10"]
[Round "4.1"]
[White "Hopka, Matheus Marchesi"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1759"]
[BlackElo "1487"]
[PlyCount "65"]
[EventDate "2018.06.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 b6 3. b3 e6 4. Bb2 Bb7 5. e3 Be7 6. Bd3 d6 7. 0-0 Nbd7 8. Qe1 Nc5 9. Be2 0-0 10. Nd4 Nfd7 11. Bb5 a6 12. Bc6 Bf6 13. Bxb7 Nxb7 14. Nc6 Qe8 15. Bxf6 Nxf6 16. Nd4 e5 17. fxe5 Qxe5 18. Rf5 Qe4 19. Nc3 Qg4 20. Rf3 Nc5 21. Rg3 Qh5 22. d3 Rae8 23. Qf2 Ng4 24. Qf4 Qxh2+ 25. Kf1 Nxe3+ 26. Kf2 Kh8 27. Qg5 Rg8 28. Rxe3 h6 29. Qg3 Qh5 30. Rae1 Ne6 31. Kg1 Rgf8 32. Nce2 Re7 33. Nf4 1-0

[Event "Sao Paulo U16 3rd"]
[Site "Sao Paulo"]
[Date "2018.06.09"]
[Round "2.2"]
[White "Amante, Bruno Bernardes"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1792"]
[BlackElo "1487"]
[PlyCount "62"]
[EventDate "2018.06.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. Be2 d6 5. 0-0 Nf6 6. d3 Be7 7. b3 Qc7 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 0-0 11. Nf3 b5 12. Bd3 Bb7 13. Ne2 Rac8 14. c3 d5 15. Ng3 dxe4 16. Nxe4 Ne5 17. Nxf6+ Bxf6 18. Be2 Rfd8 19. Nd4 Nc6 20. Qc2 Nxd4 21. cxd4 Qxc2 22. Bf3 Bxf3 23. gxf3 Qxb2 24. Kh1 Rxd4 25. Kg2 h6 26. Rfb1 Qd2 27. Rf1 Qg5+ 28. Kh1 Qh5 29. Rg1 Rh4 30. Rg2 Bxa1 31. Kg1 Rc1# 0-1

[Event "Sao Paulo U16 3rd"]
[Site "Sao Paulo"]
[Date "2018.06.09"]
[Round "1.2"]
[White "Hayashi, Kaito"]
[Black "Mariani, Vitor Caramico Stef"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1487"]
[BlackElo "1659"]
[PlyCount "51"]
[EventDate "2018.06.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Bc4 d6 9. Qd2 Bd7 10. 0-0-0 Qc7 11. Bb3 Rac8 12. g4 Na5 13. Bh6 Nxb3+ 14. Nxb3 Be6 15. Bxg7 Kxg7 16. h4 a6 17. h5 b5 18. hxg6 fxg6 19. Qh6+ Kf7 20. g5 Nh5 21. Nd4 Rh8 22. Rxh5 gxh5 23. Qxh5+ Kg8 24. Nxe6 Qc4 25. Qh6 Qxe6 26. Qxe6+ 1-0

[Event "Sao Paulo U16 3rd"]
[Site "Sao Paulo"]
[Date "2018.06.09"]
[Round "3.2"]
[White "Hayashi, Kaito"]
[Black "Rodrigues, Gabriel Estevao"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "1487"]
[BlackElo "1765"]
[PlyCount "49"]
[EventDate "2018.06.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. Nxe5 Bxf2+ 7. Kxf2 Nxe5 8. Rf1 Nf6 9. d3 0-0 10. Kg1 a5 11. a3 a4 12. Ba2 Bb7 13. Bg5 Neg4 14. h3 h6 15. Bf4 g5 16. hxg4 gxf4 17. Rxf4 Nh7 18. Nc3 Bc6 19. Qf3 Ng5 20. Qg3 Qe7 21. Raf1 Qc5+ 22. Kh1 Rae8 23. Qh4 Kg7 24. Rf6 Rh8 25. Qh5 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.03"]
[Round "7"]
[White "Hayashi, Kaito"]
[Black "Almeida Silva, Emiliano Piskator"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1487"]
[BlackElo "1734"]
[PlyCount "73"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Ng4 5. Bg5 h6 6. Bf4 Bg7 7. Bc4 e5 8. dxe5 Nxe5 9. Bb3 Be6 10. Nge2 Bxb3 11. axb3 0-0 12. 0-0 c6 13. Be3 Qe7 14. Qd2 Na6 15. Bxh6 Bxh6 16. Qxh6 Ng4 17. Qh3 f5 18. exf5 gxf5 19. Nf4 Qg7 20. Ne6 Qg6 21. Nxf8 Rxf8 22. Qd3 Rf7 23. h3 Rh7 24. hxg4 Qh6 25. Qh3 Qg5 26. f4 Qf6 27. Qe3 Re7 28. g5 Qf7 29. Qf2 Qh5 30. Rfe1 Rh7 31. Qg3 d5 32. Re5 Qh1+ 33. Kf2 Qxa1 34. Re8+ Kf7 35. Qe3 Nc7 36. Qe7+ Kg6 37. Rg8+ 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "Formolo, Rafael Marcos"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1487"]
[BlackElo "1662"]
[PlyCount "88"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. g3 Nf6 5. Bg2 e5 6. Nf3 Nc6 7. 0-0 Bc5 8. d3 0-0 9. Bg5 h6 10. Bxf6 Qxf6 11. Ne4 Qe7 12. Nxc5 Qxc5 13. Re1 Qd6 14. Qd2 Bg4 15. Qc3 Rfe8 16. Re3 Re7 17. Rae1 Rae8 18. Qc4 Bc8 19. a3 a6 20. Nd2 Nd4 21. Ne4 Qg6 22. Nc3 Nxc2 23. Nd5 Nxe3 24. Nxe7+ Rxe7 25. Rxe3 Qd6 26. b4 b5 27. Qe4 c5 28. Qa8 Re8 29. Bb7 Bd7 30. Qxa6 Qxa6 31. Bxa6 cxb4 32. axb4 Bc6 33. d4 Ra8 34. Bxb5 Ra1+ 35. Bf1 Bb5 36. Rxe5 Bxf1 37. h4 Bc4+ 38. Kg2 Rb1 39. Re8+ Kh7 40. Rb8 Bd5+ 41. Kh3 h5 42. g4 Rb3+ 43. Kh2 hxg4 44. f4 g3+ 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "3"]
[White "Hayashi, Kaito"]
[Black "Munhoz, Joao Pedro"]
[Result "1-0"]
[ECO "B79"]
[WhiteElo "1487"]
[BlackElo "1700"]
[PlyCount "47"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Qa5 11. g4 Rfc8 12. Bb3 Ne5 13. Kb1 Nc4 14. Bxc4 Rxc4 15. h4 Rac8 16. Nb3 Qc7 17. h5 Bxg4 18. hxg6 hxg6 19. fxg4 Nxe4 20. Qh2 g5 21. Qh7+ Kf8 22. Nxe4 Rxc2 23. Bd4 Rxb2+ 24. Kxb2 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "4"]
[White "Santos, Jose Antonio Dos"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1720"]
[BlackElo "1487"]
[PlyCount "86"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 b6 5. Nd2 Bb7 6. Ngf3 Nbd7 7. 0-0 Bd6 8. b3 0-0 9. Bb2 c5 10. e3 Rc8 11. Re1 Re8 12. Ne5 Qc7 13. f4 a6 14. Rc1 Qb8 15. Qe2 Red8 16. g4 cxd4 17. exd4 Bb4 18. Bc3 Bxc3 19. Rxc3 dxc4 20. Bxb7 Qxb7 21. Ndxc4 Nd5 22. Rf3 Qc7 23. Nxf7 Nxf4 24. Rxf4 Qxf4 25. Nxd8 Rxd8 26. Qxe6+ Qf7 27. d5 Nc5 28. Qxf7+ Kxf7 29. Nxb6 Rd6 30. Nc4 Rxd5 31. Re2 Kf6 32. h4 Rd4 33. Ne3 Nd3 34. Kh2 Ne5 35. Kg3 h6 36. Rf2+ Ke6 37. Rf4 Rxf4 38. Kxf4 Nd3+ 39. Ke4 Nc1 40. Nd5 Nxa2 41. Nc7+ Kf6 42. Nxa6 Nc3+ 43. Kf3 Ke5 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "1"]
[White "Bucalem, Miguel Luiz"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "1719"]
[BlackElo "1487"]
[PlyCount "101"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d5 9. cxd5 Bxd5 10. Rc1 Nbd7 11. e3 c5 12. Be2 Qb8 13. Bf4 Qb7 14. 0-0 Rac8 15. Qd3 Ne4 16. Qa6 cxd4 17. exd4 Rfd8 18. Qa4 Rxc1 19. Rxc1 Rc8 20. Rxc8+ Qxc8 21. Qxa7 Bb7 22. Qa4 h6 23. Qc4 Qa8 24. Qc7 Bc6 25. Ne5 Nxe5 26. Bxe5 b5 27. Qb6 Qc8 28. f3 Nd2 29. Qc5 Qd7 30. Qc3 Nc4 31. Bxc4 bxc4 32. Qxc4 Bb5 33. Qc5 Qb7 34. b3 Bd3 35. Qc3 Qa6 36. a4 Bb1 37. Kf2 Qb6 38. b4 f6 39. Bf4 e5 40. Qb3+ Kh8 41. Qxb1 exf4 42. Qb2 Qe6 43. Qc3 Qa2+ 44. Kf1 Qxa4 45. g3 fxg3 46. hxg3 Qa2 47. Qc5 Qh2 48. g4 Qf4 49. Qc8+ Kh7 50. Qf5+ Qxf5 51. gxf5 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "2"]
[White "Hayashi, Kaito"]
[Black "Saito, Helio Tsutomu"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "1487"]
[BlackElo "1702"]
[PlyCount "51"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Be3 Nf6 8. 0-0 Be7 9. Nb3 b5 10. a3 d6 11. f4 Bb7 12. Qf3 Nd7 13. Qh5 g6 14. Qh3 Nb6 15. f5 Nc4 16. Bxc4 bxc4 17. Nd2 Nd8 18. fxg6 fxg6 19. Na4 d5 20. exd5 exd5 21. Bd4 Rf8 22. Rxf8+ Bxf8 23. Re1+ Be7 24. Qxh7 Nc6 25. Qxg6+ Kd7 26. Nb6+ 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "6"]
[White "Massambani Neto, Laurindo"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1616"]
[BlackElo "1487"]
[PlyCount "80"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Bd3 c5 6. c3 d5 7. 0-0 Be7 8. Nbd2 0-0 9. Re1 Nbd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bxe4 13. Rxe4 Nf6 14. Re2 Bd6 15. Be3 Qc7 16. dxc5 Bxc5 17. Bxc5 Qxc5 18. Re5 Qc7 19. Qd4 Rfd8 20. Qh4 Rd3 21. Rae1 Rad8 22. Nd4 Rd2 23. R5e2 Rxe2 24. Nxe2 Rd2 25. Qb4 Qd7 26. h3 Rd1 27. c4 a5 28. Qc3 Ne4 29. Qf3 Rxe1+ 30. Kh2 Nf6 31. Nd4 Qd6+ 32. g3 h6 33. Nb5 Qc5 34. b3 Qe5 35. Qa8+ Kh7 36. Qd8 Qe4 37. g4 Qh1+ 38. Kg3 Ne4+ 39. Kf4 g5+ 40. Ke5 Qh2+ 0-1

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.04.01"]
[Round "5"]
[White "De Oliveira, Francemir Barra"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1593"]
[BlackElo "1475"]
[PlyCount "47"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 d6 6. Be3 Nf6 7. f3 Qc7 8. Bd3 Be7 9. Qd2 Nbd7 10. g4 b5 11. 0-0-0 Bb7 12. h4 0-0 13. h5 Nb6 14. g5 Nfd7 15. g6 b4 16. Nce2 Nc4 17. Bxc4 Qxc4 18. Kb1 d5 19. h6 Bf6 20. hxg7 Bxg7 21. gxh7+ Kh8 22. Bh6 Bxh6 23. Qxh6 Ne5 24. Qf6# 1-0

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.04.01"]
[Round "6"]
[White "Hayashi, Kaito"]
[Black "Gomes Silverio, Taua"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1475"]
[BlackElo "1670"]
[PlyCount "95"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nf3 Nbd7 6. Be3 0-0 7. 0-0 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qe2 Qe7 11. Bg5 Be6 12. Nd5 Bxd5 13. Bxd5 Qb4 14. b3 Nxd5 15. exd5 f5 16. Bd2 Qa3 17. Qc4 Rf7 18. Bb4 Qb2 19. Qc3 Qxc3 20. Bxc3 Rd8 21. Rad1 Rfd7 22. Rd2 Rxd5 23. Rfd1 Rxd2 24. Rxd2 Rxd2 25. Bxd2 e4 26. Kf1 Kf7 27. Ke2 Ke6 28. c4 a6 29. Bb4 Bd4 30. Bf8 c5 31. a4 Kd7 32. Bh6 Bf6 33. Be3 Kc6 34. h3 h5 35. g3 b5 36. Bd2 bxc4 37. bxc4 Kd6 38. f3 Ke5 39. Bc3+ Ke6 40. Bd2 Bb2 41. fxe4 fxe4 42. g4 hxg4 43. hxg4 Ke5 44. Be3 Bd4 45. Bg5 e3 46. Kf3 e2 47. Bf4+ Ke6 48. Kxe2 1/2-1/2

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.03.31"]
[Round "3"]
[White "Arauzo Huisa, Vladimir"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "A28"]
[BlackElo "1475"]
[PlyCount "114"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e4 Nc6 4. Nf3 Bc5 5. h3 0-0 6. d3 h6 7. Be2 d6 8. 0-0 Re8 9. a3 a6 10. b4 Ba7 11. Bd2 Nd4 12. Re1 Nd7 13. Nd5 c6 14. Nxd4 Bxd4 15. Nc3 Qf6 16. Bf3 Nf8 17. Ne2 Bxa1 18. Qxa1 Ne6 19. Be3 Qg6 20. Qc3 Ng5 21. Bg4 Bxg4 22. hxg4 Ne6 23. c5 dxc5 24. bxc5 Nc7 25. Qb2 Rab8 26. Qb6 Ne6 27. Ng3 Qxg4 28. Nf5 Nf4 29. g3 Ne6 30. Nd6 Red8 31. Kg2 Nd4 32. Bxd4 exd4 33. Qc7 Qd7 34. Qb6 Qe7 35. e5 Rd7 36. Re4 Qd8 37. Qb4 b6 38. Qxd4 bxc5 39. Qxc5 Qb6 40. Qc4 c5 41. Rf4 Rf8 42. d4 cxd4 43. Rxd4 Re7 44. Nc8 Qb7+ 45. Rd5 Rxc8 46. Qe4 Rd7 47. Rd4 Qxe4+ 48. Rxe4 Re7 49. Re3 f6 50. f4 fxe5 51. fxe5 Rc5 52. e6 Rc6 53. Kf3 Rcxe6 54. Rd3 Re4 55. g4 a5 56. Rc3 Ra4 57. Rb3 Ree4 0-1

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.03.31"]
[Round "4"]
[White "Hayashi, Kaito"]
[Black "Barbosa, Kassio Rodrigo"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "1475"]
[BlackElo "1605"]
[PlyCount "121"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Bg4 4. dxc5 Qa5+ 5. Nc3 Qxc5 6. Be3 Qc8 7. Be2 Nf6 8. 0-0 Nbd7 9. Ng5 Ne5 10. h3 Bd7 11. Nf3 Nxf3+ 12. Bxf3 g6 13. Qd2 Bc6 14. Bh6 Qc7 15. Bxf8 Rxf8 16. Rfe1 0-0-0 17. b4 b6 18. a4 Nd7 19. Nd5 Bxd5 20. Qxd5 Qb7 21. Qd4 Ne5 22. Be2 Kb8 23. c4 Nc6 24. Qd2 f5 25. exf5 gxf5 26. Bf3 Qc7 27. a5 Ne5 28. Bd5 Rf6 29. axb6 Qxb6 30. c5 Qc7 31. Qe2 Ng6 32. Qb5+ Kc8 33. Be6+ Rxe6 34. Rxe6 Nf8 35. Re3 dxc5 36. Rea3 Ne6 37. Rxa7 Rd1+ 38. Rxd1 Qxa7 39. Qe8+ Kb7 40. Qxe7+ Nc7 41. bxc5 Qa4 42. Rd7 Qa5 43. Qd6 h5 44. Qb6+ Qxb6 45. cxb6 Kxb6 46. Rf7 Kc6 47. Rxf5 h4 48. Rf4 Kd6 49. Rxh4 Ke6 50. Kh1 Kf6 51. Rc4 Nd5 52. Rc6+ Kg7 53. Kg1 Nb4 54. Rd6 Nc2 55. f4 Na3 56. Ra6 Nb5 57. Rb6 Nd4 58. g4 Nf3+ 59. Kg2 Nd4 60. f5 Ne2 61. Kf3 1-0

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.03.30"]
[Round "2"]
[White "Hayashi, Kaito"]
[Black "Souza, Neurismar da Rocha"]
[Result "0-1"]
[ECO "C66"]
[WhiteElo "1475"]
[BlackElo "1635"]
[PlyCount "60"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. Re1 Bg4 6. c3 Be7 7. d4 exd4 8. cxd4 0-0 9. Bxc6 bxc6 10. h3 Bh5 11. Nc3 Re8 12. Bf4 Qb8 13. Rb1 Nd7 14. Qd3 d5 15. exd5 Bg6 16. Qd1 Bxb1 17. dxc6 Bf5 18. cxd7 Bxd7 19. Nd5 Bd6 20. Rxe8+ Bxe8 21. Bxd6 cxd6 22. Qc2 Qb7 23. Ng5 Qxd5 24. Qxh7+ Kf8 25. Qh8+ Ke7 26. Qxg7 Bc6 27. Nh7 Qxg2+ 28. Qxg2 Bxg2 29. Kxg2 Rg8+ 30. Kf3 Rg7 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.13"]
[Round "7"]
[White "Hayashi, Kaito"]
[Black "Grum, Amanda Soares"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1498"]
[PlyCount "65"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. Nc3 e6 4. Be2 d5 5. exd5 exd5 6. d4 cxd4 7. Nxd4 Nf6 8. Bf3 Be7 9. 0-0 0-0 10. Bg5 Be6 11. Re1 Qd6 12. Bxf6 Bxf6 13. Nxe6 fxe6 14. Ne4 Qc7 15. Nxf6+ Rxf6 16. Bg4 Qb6 17. Qe2 e5 18. Qd2 Qd6 19. Rad1 d4 20. Qd3 Nc6 21. Qb3+ Kh8 22. Qxb7 Raf8 23. Re2 Rg6 24. Bh3 Rh6 25. Rd3 Rh5 26. Rg3 Qh6 27. Re1 Rh4 28. Qxa6 Qf4 29. Rf3 Qxf3 30. gxf3 Rxh3 31. Qxc6 h6 32. Rxe5 Rf6 33. Qe8+ 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.12"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "Bastos, Ricardo Alves"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1498"]
[PlyCount "69"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Qc7 7. f3 b5 8. Qd2 Bb7 9. g4 Nbd7 10. h4 e5 11. Nf5 g6 12. Ng3 0-0-0 13. 0-0-0 Nb6 14. Bxb6 Qxb6 15. g5 Nd7 16. h5 Be7 17. Kb1 f5 18. Nd5 Bxd5 19. Qxd5 f4 20. Ne2 Nc5 21. Nc3 Bxg5 22. hxg6 hxg6 23. Rxh8 Rxh8 24. Qf7 Rd8 25. Qxg6 Be7 26. Nd5 Qb7 27. b4 Na4 28. Qe6+ Kb8 29. Qxe7 Nc3+ 30. Kc1 Qxe7 31. Nxe7 Re8 32. Nc6+ Kc7 33. Rd3 Nxe4 34. Nxe5 Nf2 35. Rc3+ 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.12"]
[Round "6"]
[White "Ishikawa, Emilio Keiji"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1755"]
[BlackElo "1498"]
[PlyCount "56"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. e3 0-0 6. Bd2 b6 7. cxd5 exd5 8. Qa4 Qe7 9. a3 Bxc3 10. bxc3 Bb7 11. Bd3 Nc6 12. Ne2 Na5 13. Kf2 c5 14. h4 c4 15. Bf5 Nb3 16. e4 Nxd2 17. e5 Ne8 18. Qc2 g6 19. Bh3 Nb3 20. Rag1 Ng7 21. g4 Qxh4+ 22. Ke3 Qe7 23. Bg2 f5 24. Nf4 fxg4 25. Nxg6 hxg6 26. Qxg6 Rf5 27. Qh7+ Kf8 28. Rh6 Ke8 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.11"]
[Round "3"]
[White "Hayashi, Kaito"]
[Black "Parreira, Jose Rodrigo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1498"]
[PlyCount "33"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd3 Bf5 6. Bxf5 Qxf5 7. Nf3 Qc8 8. 0-0 h6 9. Bf4 e6 10. d5 Bd6 11. Bxd6 cxd6 12. dxe6 0-0 13. exf7+ Kxf7 14. Qxd6 Re8 15. Rfe1 Re6 16. Rxe6 Qxe6 17. Ne5+ 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.11"]
[Round "4"]
[White "Hopka, Matheus Marchesi"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1744"]
[BlackElo "1498"]
[PlyCount "113"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. c4 e6 5. Qb3 b6 6. Nc3 c6 7. cxd5 exd5 8. Nf3 Bd6 9. Bxd6 Qxd6 10. Rc1 0-0 11. Be2 Nbd7 12. Na4 Ne4 13. 0-0 Rac8 14. Rfd1 Rfe8 15. Nh4 Qf6 16. Nxf5 Qxf5 17. f3 Nd6 18. Rc3 Qe6 19. Bf1 b5 20. Nc5 Nxc5 21. Rxc5 Nc4 22. Bxc4 bxc4 23. Qc3 Qxe3+ 24. Qxe3 Rxe3 25. Kf2 Re6 26. Ra5 Rc7 27. b3 cxb3 28. axb3 Rb7 29. Rd3 g6 30. Ra6 Rf6 31. Ke2 Kg7 32. Kd2 Re6 33. Rc3 h5 34. Rcxc6 Rxc6 35. Rxc6 Rxb3 36. Kc2 Re3 37. Kd2 Ra3 38. Rc5 Ra2+ 39. Kc3 Rxg2 40. Rxd5 Rxh2 41. Re5 Rf2 42. d5 Rxf3+ 43. Kc4 Kf8 44. d6 Rf6 45. d7 Rd6 46. Re8+ Kg7 47. d8Q Rxd8 48. Rxd8 Kh6 49. Rd7 f5 50. Rxa7 Kg5 51. Kd4 Kf4 52. Ra1 g5 53. Rf1+ Kg4 54. Ke5 f4 55. Ke4 Kh3 56. Rg1 Kh4 57. Kf3 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.10"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "Baeta, Marcio Netto"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1498"]
[BlackElo "1996"]
[PlyCount "69"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 Nc6 7. 0-0 e5 8. h3 Bh5 9. b3 e4 10. Ne1 Bxe2 11. Qxe2 Qe5 12. Rb1 Bd6 13. g3 Nd4 14. Qd1 Nf5 15. Bb2 Qe7 16. Qg4 Qe6 17. Ng2 h5 18. Qe2 0-0-0 19. Rfe1 Rhe8 20. Qxh5 Bc5 21. g4 Bxf2+ 22. Kxf2 Qb6+ 23. Ne3 Rxd2+ 24. Kg1 Nxe3 25. Kh1 g6 26. Qg5 Qd6 27. Be5 Qxe5 28. Qxe5 Rxe5 29. Rxe3 Rxc2 30. a4 f5 31. Rbe1 Rd5 32. gxf5 gxf5 33. Rg3 Rd3 34. Rg7 Rxh3+ 35. Kg1 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.10"]
[Round "2"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1827"]
[BlackElo "1498"]
[PlyCount "81"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Nbd7 4. 0-0 e5 5. d3 Bc5 6. Nbd2 0-0 7. e4 dxe4 8. dxe4 Re8 9. b3 Nf8 10. Bb2 Ng6 11. Qe2 a6 12. Rad1 Qe7 13. Nc4 Nd7 14. Ne3 b5 15. Nd5 Qd8 16. Bh3 c6 17. Ne3 Qc7 18. Nf5 Nf6 19. Rd2 Bb7 20. Rfd1 Bf8 21. Bg2 c5 22. N3h4 Nxh4 23. Nxh4 g6 24. c4 b4 25. Bf3 Bg7 26. Ng2 Kh8 27. Qe3 Ng8 28. Rd7 Qc8 29. Rxf7 Rf8 30. Rxf8 Qxf8 31. Rd7 Qc8 32. Rxg7 Kxg7 33. Bxe5+ Kf7 34. Qf4+ Ke8 35. Bd6 h5 36. Qe5+ Kf7 37. Nf4 Qd7 38. Nxh5 Qc6 39. Qg7+ Ke6 40. Qxg6+ Kd7 41. Bg4+ 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.15"]
[Round "7"]
[White "Hayashi, Kaito"]
[Black "Castro, Leonardo Nascimento"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1492"]
[BlackElo "1599"]
[PlyCount "23"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Qe2 d6 8. Be3 d5 9. Bg5 dxe4 10. Bxe4 Nxe4 11. Qxe4 Bd6 12. h3 1/2-1/2

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.14"]
[Round "6"]
[White "Carneiro, Breno B De Siqueira"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1492"]
[PlyCount "97"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 a6 2. Bb2 Nc6 3. a3 e5 4. e3 d5 5. Nf3 Bd6 6. Be2 Nf6 7. c4 dxc4 8. Bxc4 b5 9. Ba2 Bb7 10. d3 0-0 11. Nbd2 Qe7 12. 0-0 a5 13. bxa5 Rxa5 14. d4 e4 15. Ng5 h6 16. Nxf7 Rxf7 17. Bxf7+ Qxf7 18. Qb3 Qxb3 19. Nxb3 Ra8 20. Rfd1 Na5 21. Nxa5 Rxa5 22. Rdc1 Nd5 23. h3 c6 24. Kf1 Nb6 25. f3 exf3 26. gxf3 Nc4 27. Rxc4 bxc4 28. e4 c3 29. Bxc3 Rxa3 30. Rxa3 Bxa3 31. Ke2 Kf7 32. f4 Bc8 33. h4 Be7 34. Be1 Kg6 35. f5+ Kh5 36. Kf3 Bxh4 37. Bb4 Bg5 38. Bf8 g6 39. fxg6 Kxg6 40. d5 cxd5 41. exd5 Kf5 42. Bd6 Bb7 43. Kg3 Bxd5 44. Kh3 h5 45. Bg3 Ke4 46. Be1 Kf3 47. Kh2 Kg4 48. Kg1 Bf4 49. Kf1 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.14"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "Faris, Rafael de Araujo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1492"]
[PlyCount "63"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bg4 6. h3 Bh5 7. g3 e6 8. a3 Nf6 9. Bg2 Ne4 10. 0-0 Nxc3 11. bxc3 Qxc3 12. Rb1 Bxf3 13. Bxf3 b6 14. Re1 Nd7 15. Rb3 Qa5 16. Bxc6 0-0-0 17. Bd2 Qa6 18. Bb5 Qb7 19. Bf4 e5 20. dxe5 Nc5 21. Qe2 h6 22. Rc3 Kb8 23. e6+ Bd6 24. e7 Bxf4 25. exd8Q+ Rxd8 26. gxf4 f6 27. Qe7 Qd5 28. Rxc5 bxc5 29. Bc6 Qxc6 30. Qxd8+ Kb7 31. Qe7+ Kb8 32. Qe8+ 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.13"]
[Round "4"]
[White "Garcia, Erich Douglas Ribei"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "E21"]
[BlackElo "1492"]
[PlyCount "56"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 b6 6. e3 Bb7 7. Bd3 d6 8. 0-0 Nbd7 9. Re1 c5 10. Rc1 Bxc3 11. Bxc3 Ne4 12. Nd2 f5 13. f3 Nxd2 14. Qxd2 Qg5 15. Qe2 e5 16. d5 Qh5 17. e4 f4 18. Rf1 Rf6 19. h3 Rg6 20. Kh2 Nf6 21. Rg1 Bc8 22. Qf2 Rg3 23. Bf1 Kh8 24. Be1 Bd7 25. Qe2 Rg6 26. g4 fxg3+ 27. Rxg3 Rxg3 28. Kxg3 Qg6+ 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.13"]
[Round "3"]
[White "Hayashi, Kaito"]
[Black "Pardo, Fernando Jose"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1492"]
[PlyCount "67"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Bg7 6. Nc3 Nf6 7. f3 0-0 8. Bc4 Qa5 9. Qd2 Qb4 10. Nxc6 bxc6 11. Bb3 a5 12. a3 Qb7 13. Bh6 a4 14. Bxg7 Kxg7 15. Nxa4 Rxa4 16. Bxa4 Qxb2 17. 0-0 Ba6 18. Rfd1 Qe5 19. Kh1 Ra8 20. Qd4 Qxd4 21. Rxd4 c5 22. Rd2 d6 23. c3 Bc4 24. Bd1 Nd7 25. Be2 Bb3 26. Rb2 c4 27. Rbb1 Nc5 28. Bd1 Kf6 29. Kg1 Ke5 30. Kf1 f5 31. exf5 gxf5 32. Ke2 h5 33. a4 Nxa4 34. Kd2 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.12"]
[Round "2"]
[White "De Paula, Bruno Cesar Lima"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "A45"]
[BlackElo "1492"]
[PlyCount "68"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 e6 3. f4 b6 4. Nf3 Bb7 5. Nbd2 Be7 6. Bd3 d5 7. Ne5 Nbd7 8. 0-0 0-0 9. c3 Ne4 10. Rf3 f5 11. Rh3 Ndf6 12. Ndf3 c5 13. c4 Ng4 14. Bxe4 dxe4 15. Ne1 Nxe5 16. fxe5 Bg5 17. Nc2 Qe7 18. b3 Bh6 19. Bb2 Rad8 20. Qe1 cxd4 21. Bxd4 f4 22. Qh4 Qxh4 23. Rxh4 fxe3 24. Rf1 e2 25. Rxf8+ Rxf8 26. Bf2 Bf4 27. Nd4 e1Q+ 28. Bxe1 Be3+ 29. Bf2 Bxf2+ 30. Kh1 Bxh4 31. g3 Be7 32. Nxe6 Bc5 33. Nxf8 e3+ 34. Kg1 e2# 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.12"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "De Albuquerque, Pablo Carvalho"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1492"]
[PlyCount "53"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Bd7 5. c3 Nf6 6. Re1 Be7 7. d4 exd4 8. cxd4 Bg4 9. d5 a6 10. Bxc6+ bxc6 11. dxc6 0-0 12. Nbd2 Re8 13. Qc2 Rb8 14. b3 Rb6 15. Bb2 Bf8 16. h3 Bh5 17. Rac1 h6 18. e5 Bg6 19. Qd1 dxe5 20. Rxe5 Ne4 21. Nxe4 Qxd1+ 22. Rxd1 Bxe4 23. Rxe8 Bxc6 24. Rc8 Bb7 25. Rb8 Bxf3 26. Rxb6 Bxd1 27. Rb8 1-0

[Event "BRA-ch U16"]
[Site "Itajai"]
[Date "2017.06.04"]
[Round "6"]
[White "De Camargo, Luan Botta"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "E20"]
[BlackElo "1509"]
[PlyCount "52"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. a3 Bxc3 6. Bxc3 d5 7. e3 b6 8. cxd5 exd5 9. Bb4 Re8 10. Nf3 Nbd7 11. Bb5 Bb7 12. Qa4 a6 13. Bxd7 Nxd7 14. Qc2 a5 15. Bd2 Ba6 16. Qc6 Nf6 17. b4 axb4 18. axb4 Bb5 19. Qc3 Rxa1+ 20. Qxa1 Qa8 21. Qc1 Ne4 22. Bc3 Nxc3 23. Qxc3 Qa2 24. Qd2 Qa1+ 25. Qd1 Ra8 26. Kd2 Ra2+ 0-1

[Event "BRA-ch U16"]
[Site "Itajai"]
[Date "2017.06.03"]
[Round "4"]
[White "Bartmeyer, Jose Francisco"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1691"]
[BlackElo "1509"]
[PlyCount "44"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. Nf3 Bg4 4. Ne5 Bh5 5. h3 e6 6. Bg5 Be7 7. Nd2 Nbd7 8. Nef3 c5 9. c3 cxd4 10. cxd4 Qa5 11. a3 0-0 12. b4 Qb6 13. Ne5 Bd6 14. Bxf6 Nxf6 15. Ndf3 a5 16. Rb1 axb4 17. axb4 Bxb4+ 18. Nd2 Bxd2+ 19. Kxd2 Qxd4+ 20. Nd3 Ra2+ 21. Ke1 Qc3+ 22. Qd2 Qxd2# 0-1

[Event "BRA-ch U16"]
[Site "Itajai"]
[Date "2017.06.03"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "Sousa, Alvaro Cristiano Mi"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1509"]
[BlackElo "1708"]
[PlyCount "72"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. 0-0 Nf6 5. Nc3 Bg4 6. d3 Nc6 7. Be3 0-0 8. h3 Bh5 9. g4 Bg6 10. Nh4 Kh8 11. f4 exf4 12. Bxf4 Nd7 13. Nxg6+ fxg6 14. Nd5 Nce5 15. Nxe7 Qxe7 16. Bb3 Qh4 17. Kg2 Qe7 18. Qd2 h6 19. Be3 g5 20. Rf2 Rxf2+ 21. Qxf2 Rf8 22. Qe2 Ng6 23. Rf1 Nf4+ 24. Bxf4 gxf4 25. c3 Ne5 26. Qd2 g5 27. d4 Ng6 28. Bc2 Qe6 29. b3 Qf6 30. Bd1 Re8 31. Qd3 c5 32. Bc2 cxd4 33. e5 Nh4+ 34. Kh1 Qf7 35. exd6 Qd5+ 36. Rf3 Qxf3+ 0-1

[Event "BRA-ch U16"]
[Site "Itajai"]
[Date "2017.06.02"]
[Round "3"]
[White "Hayashi, Kaito"]
[Black "Labussiere, Yago"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1509"]
[BlackElo "1874"]
[PlyCount "134"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 a6 6. Nc3 Qc7 7. Qd2 Nf6 8. f3 Bb4 9. a3 Be7 10. 0-0-0 0-0 11. g4 Rd8 12. Na4 b5 13. Nb6 Qxb6 14. Nxe6 dxe6 15. Bxb6 Rxd2 16. Rxd2 Nd7 17. Be3 Kf8 18. Be2 Ke8 19. h4 Bb7 20. g5 Rc8 21. Kb1 Na5 22. Bd4 e5 23. Bc3 Nc4 24. Bxc4 Rxc4 25. Rhd1 Bc6 26. Ka2 b4 27. axb4 Bb5 28. Kb3 Rc8 29. Rd5 Bc4+ 30. Ka4 Nb6+ 31. Ka3 Nxd5 32. exd5 Bd6 33. Re1 f6 34. f4 Kf7 35. fxe5 fxe5 36. Bxe5 Bf8 37. d6 Rc6 38. Rd1 Ke6 39. Bg3 Bxd6 40. Bxd6 Rxd6 41. Rxd6+ Kxd6 42. Ka4 Be2 43. Ka5 Kc6 44. b3 Kb7 45. c4 Bd1 46. Ka4 Kb6 47. Ka3 Bf3 48. Ka4 Bd1 49. Ka3 Kc6 50. Ka4 Kb6 51. Ka3 Bf3 52. Ka4 Bc6+ 53. Ka3 Kc7 54. Kb2 Kd6 55. Kc3 Ke5 56. Kd3 Be4+ 57. Kc3 Bc6 58. Kd3 g6 59. Kc3 Ke4 60. Kd2 Kd4 61. Kc2 Be4+ 62. Kb2 Bc6 63. Kc2 Bd7 64. Kb2 Kd3 65. Ka3 Kc3 66. Ka2 Kxb4 67. Kb2 Bg4 0-1

[Event "BRA-ch U16"]
[Site "Itajai"]
[Date "2017.06.02"]
[Round "2"]
[White "Marcolino, Matheus Tameirao"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1822"]
[BlackElo "1509"]
[PlyCount "76"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. Be2 Be7 8. Qd2 Qc7 9. Nb3 b5 10. 0-0-0 Bb7 11. g3 Nxe4 12. Nxe4 Bxe4 13. f3 Bg6 14. c3 Nd7 15. Bd3 Bxd3 16. Qxd3 Ne5 17. Qe2 b4 18. Bd4 bxc3 19. bxc3 0-0 20. Bxe5 dxe5 21. Kc2 Rac8 22. Rd3 Rfd8 23. Re3 a5 24. Rc1 Bg5 25. Rd3 Rxd3 26. Qxd3 Bxc1 27. Nxc1 Rd8 28. Qb5 Qd7 29. Qe2 Qa4+ 30. Kb2 Rb8+ 31. Nb3 Qb5 32. c4 Qb6 33. Qd2 a4 34. Qc3 Qd4 35. Qxd4 exd4 36. c5 axb3 37. axb3 Rb5 38. Kc2 Rxc5+ 0-1

[Event "BRA-ch U16"]
[Site "Itajai"]
[Date "2017.06.01"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "Almeida, Gianluca Jorio"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1509"]
[BlackElo "2039"]
[PlyCount "66"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Qc7 6. Nc3 Bb4 7. Qd2 Nf6 8. f3 d5 9. Bd3 e5 10. Nde2 d4 11. Nxd4 exd4 12. Bxd4 Nc6 13. Bxf6 gxf6 14. a3 Ba5 15. Be2 Be6 16. 0-0-0 Rc8 17. Kb1 Ne7 18. b4 Qxc3 19. Qxc3 Rxc3 20. bxa5 Rxa3 21. Rd6 Nc8 22. Rd4 Rg8 23. g3 Rg5 24. Rhd1 Rgxa5 25. f4 Ra1+ 26. Kb2 Rxd1 27. Rxd1 Ke7 28. Bf3 Nd6 29. Rd4 Nc4+ 30. Kb1 Rc5 31. c3 b5 32. f5 Bd7 33. h3 Ne5 0-1

[Event "Sao Paulo op-C U1700 6th"]
[Site "Sao Paulo"]
[Date "2017.04.16"]
[Round "6"]
[White "Kajiwara, Joao Kazuyuki"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1284"]
[BlackElo "1483"]
[PlyCount "39"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 e5 3. d3 d5 4. Nbd2 Nf6 5. e4 dxe4 6. dxe4 Bb4 7. c3 Bc5 8. Bg2 0-0 9. 0-0 Bg4 10. Qc2 Re8 11. h3 Bh5 12. Re1 Qe7 13. b4 Bb6 14. Nc4 a6 15. Nxb6 cxb6 16. a4 Rac8 17. Qb1 Red8 18. Nh4 Qe6 19. Qa2 Qxa2 20. Rxa2 0-1

[Event "Sao Paulo op-C U1700 6th"]
[Site "Sao Paulo"]
[Date "2017.04.16"]
[Round "5"]
[White "Sakaya, Gabriel Reis"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "B21"]
[BlackElo "1483"]
[PlyCount "43"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 Nc6 6. Bc4 e6 7. 0-0 Nf6 8. Qe2 Be7 9. Rd1 0-0 10. e5 Ne8 11. Bf4 d5 12. Bd3 b6 13. Rac1 Bb7 14. Bb1 Kh8 15. Ne4 g6 16. Bh6 Ng7 17. Rxc6 Bxc6 18. Bg5 Bxg5 19. Nfxg5 Rc8 20. Nf6 Qc7 21. Ngxh7 Rfd8 22. Qe3 1-0

[Event "Sao Paulo op-C U1700 6th"]
[Site "Sao Paulo"]
[Date "2017.04.15"]
[Round "3"]
[White "Hayashi, Kaito"]
[Black "Artiga, Pedro Gabriel F Vil"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1483"]
[PlyCount "71"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. Bxc6 dxc6 7. Nxe5 Qd4 8. Be3 Qxe5 9. d4 Bxd4 10. Qxd4 Qxd4 11. Bxd4 0-0 12. Nc3 Nh5 13. Be5 Re8 14. Bxc7 f5 15. e5 Nf6 16. 0-0-0 Ng4 17. Rd2 Be6 18. h3 Nh6 19. f4 Nf7 20. Na4 Rac8 21. Bb6 g6 22. Rhd1 Kg7 23. Nc5 Re7 24. Nxe6+ Rxe6 25. Rd7 Rce8 26. Rxb7 R8e7 27. Rdd7 Rxd7 28. Rxd7 g5 29. g3 Kg6 30. Kd2 g4 31. hxg4 fxg4 32. f5+ Kxf5 33. Rxf7+ Kxe5 34. Bc7+ Ke4 35. Rxh7 Kf3 36. Bf4 1-0

[Event "Sao Paulo op-C U1700 6th"]
[Site "Sao Paulo"]
[Date "2017.04.15"]
[Round "4"]
[White "Hayashi, Kaito"]
[Black "Pereira da Silva, Gabriel Robert"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "1483"]
[BlackElo "1634"]
[PlyCount "182"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 g6 5. d3 Bg7 6. Nc3 h6 7. Ne2 a6 8. Ba4 b5 9. Bb3 Na5 10. Be3 0-0 11. Qd2 Nxb3 12. axb3 Kh7 13. Ng3 d6 14. h3 f5 15. exf5 Nxf5 16. Nxf5 Rxf5 17. Qe2 Bb7 18. Nh2 Qe7 19. c3 Raf8 20. f3 d5 21. b4 d4 22. Bxd4 Qd7 23. Bc5 Rd8 24. Rad1 Bd5 25. Ra1 Bb7 26. Rfd1 Re8 27. Bf2 h5 28. Re1 Ref8 29. Bh4 Qf7 30. Rf1 Bh6 31. Bf2 Qd7 32. Bh4 g5 33. Be1 R8f7 34. Bg3 Bg7 35. Rad1 Re7 36. Be1 Rf6 37. Bg3 Rg6 38. Kh1 Bc8 39. Qe4 Qe8 40. Kg1 Qf7 41. Rb1 Bf5 42. Qe3 Bh6 43. Qe2 Bg7 44. Rbd1 Be6 45. Qe4 Bd5 46. Qe2 Bb3 47. Rd2 Bh6 48. Qe4 Bd5 49. Qe1 Bb3 50. Re2 Rge6 51. Rff2 Bg7 52. Rf1 Bf6 53. Kh1 Qe8 54. Qb1 Kg7 55. Qe1 Rd7 56. Re3 Rde7 57. Re2 Kh8 58. Re3 Bg7 59. Qb1 Bh6 60. Re4 Bd5 61. Re2 Qg6 62. Qc2 Qf5 63. Rfe1 Re8 64. Rd1 Bf8 65. Rde1 c5 66. bxc5 Bxc5 67. Bf2 Bxf2 68. Rxf2 Rf8 69. Rfe2 Rc8 70. Qd1 a5 71. Qa1 a4 72. Re3 Kg7 73. Qd1 a3 74. bxa3 Rxc3 75. d4 Rxe3 76. Rxe3 Kh6 77. Qd3 Qxd3 78. Rxd3 exd4 79. Kg1 Bc4 80. Rd2 d3 81. Kf2 Ra6 82. Nf1 Rxa3 83. Rb2 Rc3 84. Ne3 h4 85. Nxc4 bxc4 86. Ke3 Kg6 87. Kd2 Ra3 88. Rb4 Ra2+ 89. Ke3 d2 90. Ke2 c3 91. Rc4 Ra1 0-1

[Event "Sao Paulo Salles Cup 11th"]
[Site "Sao Paulo"]
[Date "2017.03.25"]
[Round "3"]
[White "Nikolic, Jovane"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1800"]
[BlackElo "1502"]
[PlyCount "75"]
[EventDate "2017.03.24"]
[EventType "swiss (blitz)"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. b4 e5 2. b5 Bc5 3. Bb2 f6 4. e3 d5 5. Nf3 Bg4 6. Be2 c6 7. a4 Ne7 8. 0-0 0-0 9. d4 exd4 10. Nxd4 Bxe2 11. Qxe2 Qd7 12. c4 Nf5 13. Rd1 Rd8 14. Na3 Nxd4 15. Bxd4 Bxd4 16. Rxd4 a6 17. cxd5 cxd5 18. Rad1 Qe6 19. Nc2 axb5 20. Qxb5 Qc6 21. Rxd5 Rxd5 22. Rxd5 Qxb5 23. axb5 Kf7 24. Rd8 Ra2 25. Rxb8 Rxc2 26. Rxb7+ Kg6 27. g3 Rb2 28. b6 h5 29. h4 Rb4 30. Rb8 Kf5 31. b7 Kg4 32. Kg2 Kf5 33. e4+ Kg6 34. f4 Rb3 35. e5 fxe5 36. fxe5 Kf7 37. e6+ Ke7 38. Rg8 1-0

[Event "Sao Paulo Salles Cup 11th"]
[Site "Sao Paulo"]
[Date "2017.03.24"]
[Round "1"]
[White "Cardozo, Matheus Santos"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1818"]
[BlackElo "1502"]
[PlyCount "115"]
[EventDate "2017.03.24"]
[EventType "swiss (blitz)"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 0-0 6. e3 b6 7. cxd5 exd5 8. Bd3 Nbd7 9. h3 Bb7 10. 0-0 c6 11. Rc1 h6 12. a3 Ne8 13. Bb1 Bd6 14. Bxd6 Nxd6 15. Qd3 Nf6 16. Ne5 Nc8 17. Ng4 g6 18. Nxh6+ Kg7 19. Ng4 Nxg4 20. hxg4 Qh4 21. f3 Rh8 22. Qd2 Ba6 23. Bd3 Bxd3 24. Qxd3 Qh2+ 25. Kf2 Qh4+ 26. Ke2 Qg3 27. Rg1 Rh2 28. Kf1 Ne7 29. Ne2 Qc7 30. Kf2 Rah8 31. Nf4 Qb8 32. Qb1 f5 33. g5 Kf7 34. Rh1 Rxh1 35. Rxh1 c5 36. dxc5 bxc5 37. Rd1 Rd8 38. Qc2 Qb6 39. Qc3 Qd6 40. Rh1 d4 41. Qc4+ Ke8 42. Rh8+ Kd7 43. Rxd8+ Kxd8 44. Ne6+ Ke8 45. exd4 cxd4 46. Nxd4 Qb6 47. Qb5+ Kf7 48. Qxb6 axb6 49. g3 Nd5 50. Ke2 Ke7 51. Kd3 Kd6 52. b4 Nc7 53. Ne2 b5 54. Nf4 Ne6 55. Nxe6 Kxe6 56. Kd4 Kd6 57. f4 Kc7 58. Kc5 1-0

[Event "Sao Paulo Salles Cup 11th"]
[Site "Sao Paulo"]
[Date "2017.03.24"]
[Round "2"]
[White "Hayashi, Kaito"]
[Black "Van Riemsdijk, Felipe Herman"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1502"]
[BlackElo "1745"]
[PlyCount "40"]
[EventDate "2017.03.24"]
[EventType "swiss (blitz)"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. Nc3 Bb4 6. Bd2 d6 7. Qe2 Bd7 8. a3 Ba5 9. 0-0 fxe4 10. Nxe4 Bxd2 11. Nfxd2 0-0 12. f4 Nd4 13. Bc4+ Kh8 14. Qd1 Bg4 15. Qb1 Nxe4 16. dxe4 exf4 17. Kh1 Qg5 18. h3 Bh5 19. Nb3 f3 20. gxf3 Rxf3 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.26"]
[Round "10"]
[White "Pontes, Jacinto Jr"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "1800"]
[BlackElo "1520"]
[PlyCount "30"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Bb4 5. Qc2 0-0 6. e3 b6 7. a3 Bxc3+ 8. Qxc3 Bb7 9. Be2 Nbd7 10. b4 c5 11. 0-0 Rc8 12. bxc5 bxc5 13. cxd5 cxd4 14. Qxd4 Nxd5 15. Bd3 Nc3 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.25"]
[Round "9"]
[White "Hayashi, Kaito"]
[Black "Reis, Virginia Lagrange M"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1520"]
[BlackElo "1814"]
[PlyCount "70"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. f3 0-0 8. Qd2 Re8 9. 0-0-0 d6 10. g4 Bd7 11. h4 h5 12. gxh5 Nxh5 13. Be2 Ne5 14. f4 Ng4 15. Rdg1 Nxe3 16. Qxe3 Qb6 17. Rd1 Kh7 18. Qd3 Nxf4 19. Qd2 Nxe2+ 20. Ndxe2 Bh6 21. Nf4 e5 22. Ncd5 Qd8 23. h5 g5 24. Qb4 gxf4 25. Qxd6 Re6 26. Qc7 Kh8 27. Qxb7 Qc8 28. Qb3 Bc6 29. Nc3 Qb7 30. Qa3 Bf8 31. Qb3 Qxb3 32. axb3 Rd8 33. Rdg1 f5 34. Rh4 fxe4 35. Rhg4 Bh6 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.25"]
[Round "8"]
[White "Ribeiro, Gustavo Alexandre"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1800"]
[BlackElo "1520"]
[PlyCount "52"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Nf3 Bf5 4. Bg5 e6 5. e3 Be7 6. Bd3 Bxd3 7. Qxd3 0-0 8. 0-0 Nbd7 9. Bf4 Nh5 10. Nb5 Nxf4 11. exf4 c6 12. Nc3 c5 13. Na4 Qc7 14. Qc3 Qxf4 15. a3 cxd4 16. Nxd4 e5 17. Qf3 Qxd4 18. b3 e4 19. Qd1 Qxd1 20. Rfxd1 Nf6 21. Nc3 Rfd8 22. a4 Rac8 23. Nb5 Rxc2 24. Nxa7 Rb2 25. Rab1 Rxb1 26. Rxb1 Ra8 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.24"]
[Round "7"]
[White "Hayashi, Kaito"]
[Black "Da Costa, Loyson Rodrigues"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1520"]
[BlackElo "1962"]
[PlyCount "72"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Be3 Nc6 7. Ne2 Qb6 8. b3 cxd4 9. Nexd4 Bc5 10. c3 Ndxe5 11. Nxc6 Nxc6 12. Bxc5 Qxc5 13. Qd2 0-0 14. Bd3 h6 15. 0-0 e5 16. Be2 e4 17. Nd4 Bd7 18. Rac1 a6 19. Nxc6 Bxc6 20. Bg4 f5 21. Bh5 f4 22. Kh1 d4 23. cxd4 Qxh5 24. Rg1 Rad8 25. a4 Qd5 26. Rc4 b5 27. axb5 Bxb5 28. Rc3 Qxd4 29. Qxd4 Rxd4 30. Re1 Re8 31. h3 Rd3 32. Rec1 Rxc3 33. Rxc3 e3 34. fxe3 fxe3 35. Rc1 e2 36. Re1 Rf8 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.23"]
[Round "6"]
[White "Caxita, Esperanca"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1833"]
[BlackElo "1520"]
[PlyCount "99"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 e6 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 d6 7. Nc3 Be7 8. Be3 0-0 9. f4 Qc7 10. Qf3 Nbd7 11. Nb3 b5 12. a3 Bb7 13. Qh3 e5 14. Rf3 Rfd8 15. Rg3 Nf8 16. f5 Ne8 17. Bh6 Bf6 18. Nd2 Rac8 19. Kh1 Qe7 20. Nd5 Bxd5 21. exd5 Kh8 22. Be3 Qb7 23. Ne4 Rd7 24. Qg4 g6 25. Rf1 Bg7 26. f6 Nxf6 27. Nxf6 Bxf6 28. Rxf6 Qxd5 29. Bh6 Rdc7 30. Bxf8 Rxf8 31. Rh3 Kg7 32. Qh4 h5 33. Qg5 Rh8 34. Rg3 Rh6 35. Rf1 Qd4 36. Qf6+ Kh7 37. Qd8 Qc5 38. Rgf3 Kg7 39. Qe8 Qd5 40. Qd8 Rb7 41. Rf6 Qc5 42. Qxd6 Qxd6 43. Rxd6 a5 44. Rd5 f6 45. Bxb5 Rh8 46. b3 Ra7 47. Rfd1 Rc8 48. Rd7+ Rxd7 49. Rxd7+ Kh6 50. c4 1-0

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.23"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "De Souza Assis, Rafael"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1520"]
[BlackElo "1946"]
[PlyCount "44"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Bb7 9. 0-0-0 Nbd7 10. g4 Nb6 11. h4 Nfd7 12. g5 b4 13. Nce2 d5 14. Ng3 Qc7 15. Qg2 Ne5 16. Kb1 Nec4 17. Bxc4 Nxc4 18. Bc1 Bd6 19. Nde2 Rc8 20. exd5 Na3+ 21. bxa3 Qxc2+ 22. Ka1 Be5+ 0-1

[Event "Florianopolis op 3rd"]
[Site "Florianopolis"]
[Date "2017.01.22"]
[Round "4"]
[White "Duarte, Atila Phoebus Santo"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1795"]
[BlackElo "1520"]
[PlyCount "45"]
[EventDate "2017.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 c6 5. c4 e6 6. Be2 Bxb1 7. Qxb1 Bb4+ 8. Kf1 b6 9. a3 Be7 10. b4 c5 11. cxd5 Nxd5 12. Bb5+ Kf8 13. Bxb8 Rxb8 14. Ne5 Rb7 15. Bc6 Rc7 16. b5 cxd4 17. exd4 g6 18. Qe4 Kg7 19. h4 Qf8 20. Rh3 Qd8 21. h5 Rf8 22. Ke2 Nf6 23. Qe3 0-1

[Event "South America-ch U14 13th"]
[Site "Santiago de Chile"]
[Date "2016.12.02"]
[Round "3"]
[White "Araoz Andrade, Ivan Alexander"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1832"]
[BlackElo "1508"]
[PlyCount "64"]
[EventDate "2016.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 b6 8. Qc2 Nbd7 9. Nf3 h6 10. Bh4 Bb7 11. 0-0 c6 12. Rac1 Qc7 13. Bg3 Bd6 14. Nb5 cxb5 15. Qxc7 Bxc7 16. Rxc7 Ba6 17. a4 Rfc8 18. Rxc8+ Rxc8 19. axb5 Bb7 20. Ra1 Ra8 21. Kf1 Ne8 22. Ne5 Ndf6 23. f3 Kf8 24. Be1 Nd6 25. Bb4 Nfe8 26. e4 dxe4 27. fxe4 f6 28. Nc4 Ke7 29. e5 fxe5 30. dxe5 Ke6 31. exd6 Nf6 32. Re1+ Kd7 1-0

[Event "South America-ch U14 13th"]
[Site "Santiago de Chile"]
[Date "2016.12.01"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "Benitez Galeano, Alejandro"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1508"]
[BlackElo "2028"]
[PlyCount "58"]
[EventDate "2016.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d5 2. e5 c5 3. c3 Nc6 4. d4 cxd4 5. cxd4 Bf5 6. Ne2 e6 7. a3 Qb6 8. b4 f6 9. f4 a5 10. bxa5 Nxa5 11. Qa4+ Qc6 12. Qd1 Bc2 13. Qd2 Nb3 14. Nec3 Nxd2 15. Bb5 Nxb1 16. Bxc6+ bxc6 17. Nxb1 c5 18. dxc5 Bxc5 19. Nd2 fxe5 20. fxe5 Ne7 21. Nf3 0-0 22. Bb2 Be4 23. Rf1 Bd3 24. Rh1 Nf5 25. Kd2 Be4 26. Rhf1 Rab8 27. Ra2 Rb3 28. Ne1 Rfb8 29. Bc1 Be3+ 0-1

[Event "Paulista-ch"]
[Site "Sao Paulo"]
[Date "2016.11.??"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "Mendes, Rodrigo Machado"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1570"]
[BlackElo "1975"]
[PlyCount "146"]
[EventDate "2016.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bb5 d6 5. d3 Bd7 6. d4 exd4 7. Nxd4 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 Be7 10. 0-0 0-0 11. f3 Rfe8 12. Be3 Qc6 13. Rad1 Bf8 14. Rfe1 a5 15. Qa4 Qxa4 16. Nxa4 Nd7 17. c4 g6 18. Bd4 b6 19. Nc3 Be7 20. Nd5 Bd8 21. a3 f6 22. Ra1 Kf7 23. b3 Ne5 24. Rad1 Ra7 25. a4 Rb7 26. Rd2 c6 27. Nc3 Rbe7 28. Red1 Bc7 29. Bf2 f5 30. Rd4 Ke6 31. Bh4 Rf7 32. Bg5 b5 33. Kh1 bxc4 34. bxc4 Rb8 35. f4 Ng4 36. R1d2 Rb3 37. exf5+ gxf5 38. Nd1 Rd7 39. h3 Nf6 40. c5 d5 41. R4d3 Rb1 42. Rb2 Rxb2 43. Nxb2 Ne4 44. Re3 d4 45. Re1 Kd5 46. Nd3 Kc4 47. Rd1 Rd5 48. Kg1 Nxc5 49. Nxc5 Kxc5 50. Kf2 Kd6 51. Ke2 c5 52. Kd3 Kc6 53. g3 Rd6 54. Re1 Rg6 55. Kc4 h6 56. Be7 Bd6 57. Bxd6 Kxd6 58. Re5 Rxg3 59. Rxf5 Rc3+ 60. Kb5 d3 61. Rf8 Ke7 62. Rf5 Rc2 63. Rd5 d2 64. f5 c4 65. Kxa5 c3 66. Kb4 Rc1 67. Kb3 d1Q+ 68. Rxd1 Rxd1 69. Kxc3 Rd8 70. f6+ Kxf6 71. h4 Kf5 72. Kb4 Kg4 73. a5 Kxh4 0-1

[Event "Paulista-ch"]
[Site "Sao Paulo"]
[Date "2016.11.??"]
[Round "5"]
[White "Hayashi, Kaito"]
[Black "Santos, Luiz Carlos C"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1570"]
[PlyCount "152"]
[EventDate "2016.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 d5 7. exd5 Nxd5 8. Nxd5 exd5 9. Qd2 Be7 10. g3 0-0 11. Bg2 Ne5 12. b3 Ng4 13. Bf4 Bc5 14. 0-0 Be6 15. Rad1 Rc8 16. Ne2 Qb6 17. Nc1 Bb4 18. Qe2 Bf5 19. Rxd5 Rxc2 20. Qb5 Be6 21. Qxb6 axb6 22. Rd4 Bc5 23. Rd2 Rxd2 24. Bxd2 Rd8 25. Bf4 h6 26. Bf3 g5 27. Bxg4 Bxg4 28. Be5 Rd2 29. Kg2 Ba3 30. Re1 Bc5 31. Rf1 Bf5 32. Kf3 Bh3 33. Re1 Rxf2+ 34. Ke4 Bf5+ 35. Kd5 Rd2+ 36. Kc4 Rxh2 37. Rd1 Be6+ 38. Kb5 Kf8 39. Bf6 Be7 40. Bd4 Rg2 41. Be5 f6 42. Bc7 Bc5 43. Rd8+ Kg7 44. Rd1 Rg1 45. Rxg1 Bxg1 46. Bxb6 Bxb6 47. Kxb6 Bd5 48. Nd3 h5 49. b4 h4 50. gxh4 gxh4 51. Nf4 Bxa2 52. Kxb7 Kh6 53. Kc6 Kg5 54. Nh3+ Kg4 55. Nf2+ Kg3 56. Ne4+ Kg2 57. Nxf6 Be6 58. Nh5 Kf3 59. b5 Bf5 60. Nf6 h3 61. b6 Bc8 62. Kc7 Ba6 63. Kb8 h2 64. Ka7 h1Q 65. Kxa6 Qa1+ 66. Kb7 Qxf6 67. Kc7 Qe7+ 68. Kb8 Qd8+ 69. Ka7 Ke4 70. b7 Qa5+ 71. Kb8 Kd5 72. Kc8 Qc5+ 73. Kb8 Kc6 74. Ka8 Qa5+ 75. Kb8 Qb6 76. Ka8 Qxb7# 0-1

[Event "Paulista-ch"]
[Site "Sao Paulo"]
[Date "2016.11.??"]
[Round "3"]
[White "Hayashi, Kaito"]
[Black "Teshima, Ricardo Yoshida"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1570"]
[BlackElo "1877"]
[PlyCount "68"]
[EventDate "2016.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bd3 d5 7. exd5 Nxd5 8. Bc4 Be6 9. 0-0 a5 10. a4 Bb4 11. N3d2 0-0 12. b3 Bxd2 13. Nxd2 Qc7 14. Bb2 Rad8 15. Qh5 Nf4 16. Qd1 Bxc4 17. bxc4 Nd4 18. Kh1 Qc6 19. f3 Qg6 20. Rf2 Nxc2 21. Bc3 Nxa1 22. Qxa1 b6 23. Ne4 f6 24. g3 Nh3 25. Rb2 Qf5 26. Kg2 Ng5 27. Nxg5 fxg5 28. Qf1 g4 29. Qe1 Qxf3+ 30. Kg1 Rd1 31. Rf2 Qxf2+ 32. Kh1 Qf1+ 33. Qxf1 Rdxf1+ 34. Kg2 R8f2# 0-1

[Event "Paulista-ch"]
[Site "Sao Paulo"]
[Date "2016.11.??"]
[Round "4"]
[White "Hoshino, Meilin"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1297"]
[BlackElo "1570"]
[PlyCount "75"]
[EventDate "2016.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Nf3 0-0 7. e3 b6 8. Bd3 Bb7 9. 0-0 Nbd7 10. Qc2 c6 11. Ne5 h6 12. Nxd7 Qxd7 13. Bh4 Ng4 14. Bf5 Qc7 15. Bg3 Nxe3 16. fxe3 Bd6 17. Bxd6 Qxd6 18. Rf2 Rfe8 19. Bh7+ Kf8 20. Bg6 Re7 21. Raf1 f6 22. Rf3 Rc8 23. Rc1 Rec7 24. Nb1 Rd8 25. Qa4 Ra8 26. Qa3 c5 27. Rf2 Rac8 28. Rfc2 a6 29. Bf5 Re8 30. dxc5 Qe5 31. cxb6+ Rce7 32. Bg6 Rd8 33. Rc7 Ba8 34. Rc8 Qb8 35. Rxb8 Rxb8 36. Qd6 Rbe8 37. Bxe8 Kxe8 38. Rc8+ 1-0

[Event "Paulista-ch"]
[Site "Sao Paulo"]
[Date "2016.11.??"]
[Round "2"]
[White "Pereira, Victor"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1570"]
[PlyCount "50"]
[EventDate "2016.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Bc4 a6 4. d4 cxd4 5. Qxd4 Nc6 6. Qc3 Bb4 7. Bg5 Bxc3+ 8. Nxc3 Qc7 9. 0-0 Nge7 10. Rfe1 0-0 11. e5 Ng6 12. h4 Ncxe5 13. Nxe5 Nxe5 14. Re4 Nxc4 15. Bf4 Qc6 16. h5 h6 17. b3 Nd6 18. Rd4 Qxc3 19. Rad1 Nf5 20. R4d3 Qxc2 21. a4 b6 22. R1d2 Qc1+ 23. Kh2 Qc6 24. g4 Bb7 25. Rg3 Qh1# 0-1

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.16"]
[Round "5.24"]
[White "Hayashi, Kaito"]
[Black "Funayama S A, Yuri"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "1543"]
[BlackElo "1752"]
[PlyCount "77"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. a3 cxd4 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. Qxd4 Bxc3+ 9. Qxc3 Ngf6 10. exd5 exd5 11. Qe3+ Qe7 12. Qxe7+ Kxe7 13. Be3 Rhe8 14. 0-0-0 Kf8 15. Nf3 Ng4 16. Rxd5 Ndf6 17. Bc5+ Kg8 18. Rf5 Ne4 19. Ng5 g6 20. Rf4 Ngxf2 21. Bxf2 Nxg5 22. Rd1 Re7 23. Re1 Rd7 24. Rd4 Rc7 25. Bg3 Rc6 26. Re7 b6 27. Rdd7 Rac8 28. c3 a5 29. h4 Ne6 30. Rxf7 Nc5 31. Rg7+ Kf8 32. Rdf7+ Ke8 33. Rxh7 Nb3+ 34. Kc2 Na1+ 35. Kb1 Nb3 36. Rfg7 Rf6 37. Rg8+ Rf8 38. Rxf8+ Kxf8 39. Rh8+ 1-0

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.16"]
[Round "6.14"]
[White "Leite, Tarcisio Dantas Fro"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1653"]
[BlackElo "1543"]
[PlyCount "106"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. f4 Qb6 7. Nf3 Nge7 8. Bd3 Bd7 9. Bc2 Nb4 10. Nc3 Nxc2+ 11. Qxc2 Nf5 12. Qd3 Be7 13. Rb1 0-0 14. g4 Nh6 15. h3 g6 16. f5 exf5 17. Nxd5 Qa5+ 18. Nc3 Kg7 19. Bxh6+ Kxh6 20. g5+ Kg7 21. Rc1 Rac8 22. 0-0 Rfd8 23. Kh2 Bc6 24. Qe3 Qb4 25. Rc2 Bxf3 26. Rxf3 Qxd4 27. Rg2 a6 28. Qe2 Qc4 29. Qe1 Re8 30. Re3 Qf4+ 31. Kh1 Bxg5 32. Nd5 Qd4 33. Rxg5 Qxd5+ 34. Rg2 Qxa2 35. Qb4 Qd5 36. Kh2 Rxe5 37. Rc3 Rxc3 38. Qxc3 Qd6 39. Rd2 Qc5 40. Qd3 Re3 41. Qd4+ Qxd4 42. Rxd4 Re2+ 43. Kg3 Rxb2 44. Rd7 a5 45. Rd8 a4 46. Ra8 b5 47. Ra5 Rb3+ 48. Kg2 a3 49. Ra7 Rb2+ 50. Kg3 b4 51. Ra6 a2 52. Kh4 b3 53. Kg3 Rb1 0-1

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.15"]
[Round "3.3"]
[White "Hayashi, Kaito"]
[Black "Freire, Airon"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1543"]
[BlackElo "1664"]
[PlyCount "54"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be3 a6 6. Qd2 b5 7. 0-0-0 b4 8. Nd5 Nxd5 9. exd5 a5 10. Bh6 0-0 11. Bxg7 Kxg7 12. Bc4 Nd7 13. g4 Rh8 14. Ne1 Nb6 15. Be2 Bb7 16. f4 Qd7 17. h4 Qa4 18. Kb1 Bxd5 19. b3 Qa3 20. Rh3 Na4 21. c4 Nc3+ 22. Ka1 a4 23. Rxc3 bxc3 24. Qxc3 axb3 25. Rd2 Be4 26. Bd1 Qxa2+ 27. Rxa2 Rxa2# 0-1

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.15"]
[Round "4.7"]
[White "Nunes, Adilson"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1692"]
[BlackElo "1543"]
[PlyCount "63"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Bd3 0-0 6. 0-0 Nbd7 7. Nbd2 b6 8. Re1 c5 9. c3 Bb7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bxe4 13. Rxe4 cxd4 14. Nxd4 e5 15. Nc6 Qe8 16. Re2 Nc5 17. Nxe5 Rd8 18. Qc2 f6 19. Nf3 Qf7 20. Nd4 Rd7 21. b4 Nb7 22. Rae1 Rc8 23. Ne6 Bh8 24. h3 f5 25. Ng5 Qf8 26. Qb3+ Kg7 27. Ne6+ Kf7 28. Nxf8+ Kxf8 29. Bh6+ Bg7 30. Bxg7+ Kxg7 31. Re7+ Rxe7 32. Rxe7+ 1-0

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.14"]
[Round "2.5"]
[White "Santin, Thiago Cirino Sobri"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1663"]
[BlackElo "1543"]
[PlyCount "64"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Be7 6. e3 0-0 7. Be2 Nxd4 8. exd4 d5 9. c5 b6 10. b4 a5 11. cxb6 Bxb4 12. Bd2 cxb6 13. 0-0 Bb7 14. Qb3 Re8 15. Bb5 Re7 16. Bg5 Re6 17. a3 Be7 18. Bd3 Ng4 19. Bxe7 Rxe7 20. Rab1 Re6 21. Bf5 Qh4 22. h3 Ne3 23. Bxe6 Nxf1 24. Qxb6 Nd2 25. Qxb7 Rf8 26. Bxf7+ Rxf7 27. Qa8+ Rf8 28. Qxd5+ Kh8 29. g3 Qxh3 30. Qg2 Qxg2+ 31. Kxg2 Nxb1 32. Nxb1 Rd8 0-1

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.13"]
[Round "1.30"]
[White "Hayashi, Kaito"]
[Black "Barbosa, Victor Moreira"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1543"]
[BlackElo "1505"]
[PlyCount "63"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Re8 9. 0-0-0 Bd7 10. g4 Nc6 11. h4 a6 12. h5 b5 13. hxg6 fxg6 14. Qh2 Qa5 15. Nb3 Qc7 16. Nd5 Nxd5 17. exd5 Ne5 18. Qxh7+ Kf7 19. Qh2 Nc4 20. Bd4 Rh8 21. Qf4+ Bf6 22. Rxh8 Rxh8 23. g5 Bf5 24. gxf6 Ne3 25. Rd2 Nxf1 26. Re2 Rh1 27. Rxe7+ Qxe7 28. fxe7 Ne3+ 29. Kd2 Nxc2 30. Qxd6 Ke8 31. Qd8+ Kf7 32. Qf8# 1-0

[Event "Hebraica Xeque Mate op 1st"]
[Site "Hebraica"]
[Date "2016.06.12"]
[Round "4"]
[White "Hayashi, Kaito"]
[Black "Bonfim, Regina Rodrigues"]
[Result "1/2-1/2"]
[ECO "B75"]
[WhiteElo "1541"]
[BlackElo "1830"]
[PlyCount "122"]
[EventDate "2016.06.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Nf6 8. f3 0-0 9. 0-0-0 Bd7 10. g4 a6 11. Bh6 b5 12. Bxg7 Kxg7 13. h4 Qa5 14. Kb1 Rac8 15. Nb3 Qb6 16. h5 Rh8 17. Be2 h6 18. hxg6 fxg6 19. g5 hxg5 20. Qxg5 Rxh1 21. Rxh1 Rg8 22. Nd5 Qd8 23. Nxf6 exf6 24. Qh6+ Kf7 25. Qh7+ Rg7 26. Qh8 Rg8 27. Qh7+ Rg7 28. Qh8 Qg8 29. Kc1 Be6 30. Qxg8+ Kxg8 31. Nd2 f5 32. Rh6 d5 33. c3 dxe4 34. fxe4 Ne5 35. a3 f4 36. Kd1 Kf7 37. Ke1 g5 38. Kf2 g4 39. Nf1 Ke7 40. a4 f3 41. Bd1 Nd3+ 42. Kg3 Nxb2 43. Bc2 Nxa4 44. Bxa4 bxa4 45. Rh5 Bc4 46. Ne3 Be2 47. Nf5+ Kf6 48. Nxg7 Kxg7 49. Ra5 Bb5 50. c4 Bxc4 51. Rg5+ Kf6 52. Rxg4 Be2 53. Kf2 Ke5 54. Ke3 Bb5 55. Rg5+ Ke6 56. Kxf3 a3 57. Rg2 Bc4 58. Kf4 a2 59. Rg1 Bd3 60. Ra1 Bb1 61. Ke3 Ke5 1/2-1/2

[Event "Hebraica Xeque Mate op 1st"]
[Site "Hebraica"]
[Date "2016.06.12"]
[Round "5"]
[White "Takano, Nicholas Ryo"]
[Black "Hayashi, Kaito"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1597"]
[BlackElo "1541"]
[PlyCount "71"]
[EventDate "2016.06.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be3 Nf6 7. f3 Nbd7 8. Qd2 b5 9. g4 Bb7 10. h4 Ne5 11. 0-0-0 Be7 12. h5 Nc4 13. Bxc4 bxc4 14. g5 Nd7 15. g6 e5 16. gxf7+ Kxf7 17. Nf5 Rf8 18. Rdg1 Rg8 19. Nd5 Bf8 20. Bg5 Nf6 21. Nh6+ gxh6 22. Bxf6 Rxg1+ 23. Rxg1 Qb8 24. Bh4 Bc8 25. Qg2 Qb7 26. Qg8+ Ke8 27. Nf6+ Kd8 28. Qxf8+ Kc7 29. Rg7+ Kc6 30. Rxb7 Bxb7 31. Qf7 Rc8 32. Qd7+ Kb6 33. Bf2+ Ka5 34. Qxb7 Rf8 35. Be1+ Ka4 36. Qxa6# 1-0

[Event "Hebraica Xeque Mate op 1st"]
[Site "Hebraica"]
[Date "2016.06.11"]
[Round "3"]
[White "Barbosa, Victor Moreira"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1624"]
[BlackElo "1541"]
[PlyCount "72"]
[EventDate "2016.06.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 d6 6. Be3 Nf6 7. 0-0 Be7 8. c3 Nbd7 9. Nd2 b5 10. Nc6 Qc7 11. Nxe7 Kxe7 12. Qf3 Ne5 13. Qe2 Nxd3 14. Qxd3 Bb7 15. Nf3 Bxe4 16. Qe2 Bd5 17. Bd2 Bc4 18. Qe3 Bxf1 19. Rxf1 Rhd8 20. Ng5 h6 21. Nf3 Qc5 22. Nd4 Kf8 23. Qd3 Qc4 24. Qf3 Qxa2 25. Nc6 Rdc8 26. Re1 Qxb2 27. Re2 Qb3 28. Nb4 Qd1+ 29. Be1 Ra7 30. h3 a5 31. Nc6 Rxc6 32. Qxc6 Qxe2 33. Qxd6+ Re7 34. Qd8+ Re8 35. Qd6+ Kg8 36. Bd2 Ne4 0-1

[Event "Hebraica Xeque Mate op 1st"]
[Site "Hebraica"]
[Date "2016.06.11"]
[Round "1"]
[White "Hayashi, Kaito"]
[Black "Bruce, Shannon Hill"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1541"]
[BlackElo "2156"]
[PlyCount "82"]
[EventDate "2016.06.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. Nc3 d6 4. Be3 a6 5. Bc4 b5 6. Bd3 Bb7 7. f3 Nbd7 8. Qd2 Nb6 9. b3 Rc8 10. Bh6 c5 11. dxc5 Bxh6 12. Qxh6 Rxc5 13. Nce2 Qc8 14. Rc1 Nbd7 15. Nd4 Rh5 16. Qe3 Qc3+ 17. Kf2 Qc8 18. Nh3 Ne5 19. Be2 Ned7 20. b4 e5 21. Nb3 d5 22. Nd2 0-0 23. f4 exf4 24. Nxf4 Re5 25. Qg3 dxe4 26. Kf1 Rf5 27. Ke1 e3 28. Qxe3 Re8 29. Qg3 Ne5 30. Kd1 Rd8 31. h3 Rxd2+ 32. Ke1 Rxc2 33. Rd1 Ne4 34. Qe3 Rxf4 35. Qxf4 Qc3+ 36. Kf1 Ng3+ 37. Kg1 Nxe2+ 38. Kf1 Bxg2+ 39. Kxg2 Nxf4+ 40. Kf1 Qf3+ 41. Ke1 Qxh1# 0-1

[Event "Hebraica Xeque Mate op 1st"]
[Site "Hebraica"]
[Date "2016.06.11"]
[Round "2"]
[White "Hoshino, Meilin"]
[Black "Hayashi, Kaito"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1321"]
[BlackElo "1541"]
[PlyCount "120"]
[EventDate "2016.06.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. 0-0 0-0 10. Qc2 Rc8 11. Rac1 g6 12. Rfd1 Ng4 13. Bxe7 Qxe7 14. Qb3 c6 15. a3 Qd6 16. h3 Ngf6 17. Rd2 Rfe8 18. Qc2 c5 19. Nb5 Qb8 20. dxc5 Nxc5 21. Qb1 a6 22. Nbd4 Nfe4 23. Bxe4 dxe4 24. Ne1 Ne6 25. b4 Red8 26. Nec2 Rc3 27. Qb2 Qc8 28. Re2 Nxd4 29. exd4 Rxd4 30. Nxd4 Rxc1+ 31. Kh2 Qc7+ 32. g3 e3 33. f3 Qc3 34. Qxc3 Rxc3 35. Kg2 Rxa3 36. Nc2 Ra2 37. g4 a5 38. bxa5 Ba6 39. Rxe3 Rxc2+ 40. Kg3 bxa5 41. Ra3 Rc5 42. Kf4 Kf8 43. Ke4 Ke7 44. Kd4 Rb5 45. h4 Kd6 46. Re3 Rd5+ 47. Kc3 Rd3+ 48. Rxd3+ Bxd3 49. Kxd3 a4 50. Kc3 Ke5 51. Kb4 Kf4 52. Kxa4 Kxf3 53. h5 Kxg4 54. hxg6 fxg6 55. Kb4 h5 56. Kc4 h4 57. Kd4 h3 58. Ke4 h2 59. Ke5 h1Q 60. Kf6 Qe4 0-1

