[Event "Pan American-ch U18"]
[Site "Bogota"]
[Date "2003.06.11"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Otazo, Gibran"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2173"]
[PlyCount "73"]
[EventDate "2003.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 e6 7. Nc3 Nxc3 8. bxc3 d5 9. Bd3 Be7 10. 0-0 0-0 11. Qc2 h6 12. Bf4 Re8 13. Qc1 Bf8 14. g4 g5 15. Bg3 f5 16. exf6 Qxf6 17. Qe3 Bg7 18. Ne5 Nxe5 19. Bxe5 Qe7 20. f4 Bd7 21. Rab1 b6 22. fxg5 Qxg5 23. Bf4 Qh4 24. Rf3 Rf8 25. Rbf1 e5 26. dxe5 Bxg4 27. Rg3 Rae8 28. h3 Bf5 29. Bb5 Re6 30. Bd7 Re7 31. e6 Kh7 32. Bd6 d4 33. Bxe7 Qxe7 34. cxd4 Qd6 35. Rxg7+ Kxg7 36. e7 Qxd7 37. Qe5+ 1-0

[Event "Pan American-ch U18"]
[Site "Bogota"]
[Date "2003.06.09"]
[Round "2"]
[White "Londono Rivera, Luis"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C59"]
[BlackElo "2173"]
[PlyCount "36"]
[EventDate "2003.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Bd6 11. Ng4 Nd5 12. d4 0-0 13. Bd2 Bxg4 14. Bxg4 Nc4 15. b3 Nxd2 16. Nxd2 Nc3 17. Qc1 Qh4 18. Qb2 e3 0-1

[Event "Pan American-ch U18"]
[Site "Bogota"]
[Date "2003.06.??"]
[Round "7"]
[White "Anez, Jorge"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2219"]
[BlackElo "2173"]
[PlyCount "64"]
[EventDate "2003.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Qb6 5. Qc1 Nc6 6. c3 Be7 7. Nbd2 d5 8. Bd3 h6 9. Bh4 Bd7 10. 0-0 Rc8 11. Re1 cxd4 12. exd4 0-0 13. Ne5 Nxe5 14. dxe5 Ng4 15. Bg3 Bc5 16. Re2 f6 17. exf6 Rxf6 18. Qe1 Rcf8 19. Nf3 e5 20. b4 Bd6 21. Bc2 e4 22. Nd4 Bxg3 23. hxg3 Bb5 24. Rxe4 Nxf2 25. Re6 Rxe6 26. Qxe6+ Qxe6 27. Nxe6 Rf6 28. Nf4 Ng4 29. Nxd5 Rd6 30. Bb3 Kf8 31. Re1 Bc6 32. Nf4 Nf6 1-0

[Event "Pan American-ch U18"]
[Site "Bogota"]
[Date "2003.06.??"]
[Round "4"]
[White "Garcia, Eduardo"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2164"]
[BlackElo "2173"]
[PlyCount "66"]
[EventDate "2003.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 d5 5. exd5 Nxd5 6. Bg2 Nxc3 7. bxc3 Bc5 8. 0-0 0-0 9. Re1 Qf6 10. d3 Bb6 11. Bg5 Qg6 12. Be3 f6 13. d4 Ba5 14. Qb1 Qf7 15. Bd2 Be6 16. Qxb7 Bd5 17. Qb5 Rab8 18. Qa4 e4 19. Nh4 f5 20. Bh3 f4 21. Nf5 Qh5 22. Nh4 g5 23. Be6+ Bxe6 24. Qxc6 Rb6 25. Qc5 e3 26. fxe3 fxg3 27. hxg3 Qg4 28. Ng2 Qxg3 29. Rf1 Rxf1+ 30. Rxf1 Qg4 31. Qxa5 Bc4 32. Rf5 h6 33. Qc5 Bf7 1-0

[Event "Pan American-ch U16"]
[Site "Villa Giardino"]
[Date "2002.05.30"]
[Round "7"]
[White "Manzone, Alessandro Jr"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "E19"]
[WhiteElo "2091"]
[BlackElo "2154"]
[PlyCount "72"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 c5 10. Rd1 d6 11. b3 Nd7 12. Bb2 Bf6 13. Qd2 Qe7 14. Ne1 Bxg2 15. Nxg2 Rfd8 16. e4 cxd4 17. Bxd4 Nc5 18. Re1 Rac8 19. Rad1 Bxd4 20. Qxd4 e5 21. Qd2 Ne6 22. Ne3 Nd4 23. Kg2 Qb7 24. Nc2 Nxc2 25. Qxc2 b5 26. Rd5 bxc4 27. bxc4 Qa6 28. Rc1 Rc6 29. c5 Rdc8 30. Qd2 h6 31. Rxd6 Rxd6 32. cxd6 Rxc1 33. Qxc1 Qxd6 34. Qc8+ Kh7 35. Qf5+ Kg8 36. Qc8+ Kh7 1/2-1/2

[Event "Pan American-ch U16"]
[Site "Villa Giardino"]
[Date "2002.05.29"]
[Round "6"]
[White "Oshiro Shinsato, Ronald"]
[Black "Milman, Lev"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2154"]
[BlackElo "2230"]
[PlyCount "28"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Re1 Nc6 9. Nb3 a5 10. a4 Be6 11. Bf1 Rc8 12. Nd5 Ne5 13. Bd2 Bxd5 14. exd5 Nxd5 1-0

[Event "Pan American-ch U16"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "5"]
[White "Oshiro Shinsato, Ronald"]
[Black "Monteza Prieto, Martin"]
[Result "1-0"]
[ECO "B58"]
[WhiteElo "2154"]
[BlackElo "2165"]
[PlyCount "133"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nf3 Be7 8. Bg5 0-0 9. Qd2 Be6 10. 0-0 Ne8 11. Bxe7 Qxe7 12. Ng5 Nd4 13. f4 exf4 14. Qxd4 Qxg5 15. Rad1 b6 16. Nd5 Bxd5 17. Qxd5 Qxd5 18. Rxd5 Nf6 19. Rxd6 Nxe4 20. Rd4 Nf6 21. Rfxf4 Rac8 22. Bd3 Rfe8 23. Rd6 Rcd8 24. Rxd8 Rxd8 25. Rc4 Ne8 26. Kf2 Kf8 27. a4 Ke7 28. Re4+ Kf8 29. Kf3 Nd6 30. Rd4 g6 31. a5 bxa5 32. Ra4 Nb7 33. Ba6 Rb8 34. b3 Ke7 35. Ke3 Kd6 36. Bxb7 Rxb7 37. Rxa5 Rc7 38. Kd3 Kc6 39. Ra6+ Kb5 40. Ra4 Rd7+ 41. Rd4 Rxd4+ 42. Kxd4 a5 43. c4+ Kc6 44. Ke5 Kc5 45. Kf6 Kb4 46. Kxf7 Kxb3 47. c5 a4 48. c6 a3 49. c7 a2 50. c8Q a1Q 51. Qe6+ Kc2 52. Qe2+ Kb3 53. Kg8 Qa7 54. Qf3+ Kb4 55. h3 Ka4 56. g4 Qc7 57. Qf7 Qg3 58. Qxh7 g5 59. Kg7 Kb4 60. Kf6 Qf4+ 61. Qf5 Qg3 62. Qe4+ Kb3 63. Qd5+ Kc2 64. Qc4+ Kd2 65. Qd5+ Kc2 66. Qc5+ Kd2 67. Qa5+ 1-0

[Event "Pan American-ch U16"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "4"]
[White "Toniutti, Ezio"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "E13"]
[BlackElo "2154"]
[PlyCount "63"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 Bb4 7. Qc2 g5 8. Bg3 Ne4 9. Nd2 Bxc3 10. bxc3 Nxd2 11. Qxd2 d6 12. f3 Nc6 13. e4 Na5 14. Be2 Qe7 15. Rb1 0-0-0 16. Bf2 c5 17. 0-0 Ba6 18. Qc2 Bxc4 19. Bxc4 Nxc4 20. Qe2 Na5 21. e5 c4 22. exd6 Qxd6 23. Bg3 Qc6 24. Qe5 Qb7 25. f4 Rhg8 26. fxg5 hxg5 27. Rbe1 Rg6 28. Re2 Nc6 29. Qb5 Na5 30. Qe5 Nc6 31. Qb5 Na5 32. Qe5 1/2-1/2

[Event "Pan American-ch U16"]
[Site "Villa Giardino"]
[Date "2002.05.26"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Romero, Leandro"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2154"]
[BlackElo "2085"]
[PlyCount "82"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bf1 Nc6 8. h3 e5 9. d4 Qc7 10. d5 Ne7 11. Nxe5 dxe5 12. d6 Qd8 13. dxe7 Qxe7 14. Bg5 h6 15. Bh4 Rd8 16. Qf3 b6 17. c4 Bb7 18. Nc3 Rd7 19. Rad1 Rad8 20. Nd5 Bxd5 21. exd5 e4 22. Qe2 Re8 23. g4 Qd6 24. Bg3 Qe7 25. Bg2 Nh7 26. Qxe4 Qxe4 27. Rxe4 Rxe4 28. Bxe4 Bxb2 29. d6 Ng5 30. Bc6 Rd8 31. Kg2 Ne6 32. Re1 Kg7 33. Bd5 Kf6 34. Re3 g5 35. Rf3+ Kg6 36. Re3 Kf6 37. h4 Rd7 38. Rf3+ Kg7 39. h5 Bf6 40. Bc6 Rd8 41. Rd3 Nd4 1-0

[Event "Pan American-ch U16"]
[Site "Villa Giardino"]
[Date "2002.05.25"]
[Round "2"]
[White "Mareco, Sandro"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "C99"]
[BlackElo "2154"]
[PlyCount "106"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nb3 a5 15. Be3 a4 16. Nbd2 Bd7 17. Rc1 Qb7 18. d5 Nb4 19. Bb1 Rfc8 20. Qe2 a3 21. Nb3 Rxc1 22. Bxc1 axb2 23. Qxb2 Na6 24. Bd3 Bd8 25. Bd2 Bb6 26. Ba5 Bc5 27. Rc1 Qa7 28. Qe2 Nh5 29. Bd2 Ng3 30. Qe1 f5 31. Nxc5 Nxc5 32. Bb1 Ngxe4 33. Be3 Qa3 34. Bxc5 Nxc5 35. Rc3 Qb4 36. Qc1 e4 37. a3 Qa4 38. Nh4 b4 39. Rg3 bxa3 40. Qc3 Qd1+ 41. Kh2 g6 42. Nxg6 Kf7 43. Nh8+ Ke7 44. Qg7+ Kd8 45. Qg8+ Be8 46. Qf8 Qxd5 47. Ba2 Qxa2 48. Qxd6+ Nd7 49. Rg7 Qb2 50. Qe7+ Kc7 51. Qc5+ Kb7 52. Qd5+ Kb6 53. Re7 Ra7 1/2-1/2

[Event "Pan American-ch U16"]
[Site "Villa Giardino"]
[Date "2002.05.24"]
[Round "1"]
[White "Oshiro Shinsato, Ronald"]
[Black "Ianovsky, Matias Manuel"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2154"]
[BlackElo "2071"]
[PlyCount "75"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 a6 6. Bxc6 dxc6 7. d3 Nf6 8. h3 0-0 9. Nc3 b5 10. Be3 Nd7 11. Nd2 Bd4 12. Nb3 e5 13. Qd2 a5 14. a4 b4 15. Nd1 Bxe3 16. Nxe3 Ba6 17. Qe2 Qe7 18. Qg4 Rad8 19. h4 h5 20. Qg5 Kh7 21. Rf1 f6 22. Qg3 Rde8 23. Qh3 Bc8 24. Qf3 Qd8 25. Nc4 Qe7 26. Nbxa5 Nb8 27. Qg3 f5 28. f4 fxe4 29. Nxe5 Bf5 30. dxe4 Bg4 31. Rae1 Qf6 32. Nac4 Be6 33. b3 Rd8 34. a5 Rfe8 35. Qg5 Qxg5 36. hxg5 Rd4 37. Nb6 Bg8 38. Rf3 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "9"]
[White "Cahuana, Luis"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2216"]
[BlackElo "2116"]
[PlyCount "105"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 c5 3. Bb2 g6 4. e3 Bg7 5. c4 Nc6 6. Be2 0-0 7. 0-0 d5 8. d3 d4 9. exd4 Nxd4 10. Nxd4 cxd4 11. Bf3 e5 12. Re1 Qc7 13. Qe2 Re8 14. Nd2 Bd7 15. b4 Bc6 16. Bc1 a5 17. b5 Bxf3 18. Qxf3 Nd7 19. g4 Nc5 20. Ne4 Nxe4 21. Qxe4 Qd7 22. g5 Re6 23. Bd2 Bf8 24. Qg4 Qc7 25. Re4 Rae8 26. Rf1 b6 27. Rfe1 Bg7 28. f4 Qc8 29. f5 gxf5 30. Qxf5 Rg6 31. Rf1 Qxf5 32. Rxf5 f6 33. Kf1 Kf7 34. Re2 Ke6 35. Ref2 fxg5 36. Bxg5 h6 37. Bh4 Kd6 38. Bg3 Ree6 39. Rf7 Ref6 40. Ke2 Rxf2+ 41. Kxf2 Rf6+ 42. Rxf6+ Bxf6 43. Kf3 Ke6 44. Ke4 h5 45. h3 h4 46. Bh2 a4 47. Bg1 Be7 48. Bf2 Bd8 49. Be1 Be7 50. Bd2 Bd8 51. Bb4 Bf6 52. Bf8 Kf7 53. Bd6 1-0

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "2"]
[White "Calisaya, Angel"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "2116"]
[PlyCount "48"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qd8 8. d3 Bd6 9. b3 0-0 10. 0-0 f5 11. Re1 h6 12. a3 a6 13. b4 b5 14. Na2 Bb7 15. c4 bxc4 16. dxc4 e4 17. Nd2 Qf6 18. Rb1 Rad8 19. Qb3 Nd4 20. Qa4 Qg6 21. Kf1 e3 22. Rxe3 Qxg2+ 23. Ke1 Qg1+ 24. Nf1 Bg2 0-1

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "1"]
[White "Chambi, Alexander"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C22"]
[BlackElo "2154"]
[PlyCount "113"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Bd2 Bb4 6. Nc3 0-0 7. 0-0-0 Re8 8. f3 d5 9. Qg5 dxe4 10. Nxe4 Nxe4 11. Qxd8 Rxd8 12. fxe4 Bxd2+ 13. Rxd2 Re8 14. Bd3 Bg4 15. Nf3 Rad8 16. Rf1 h6 17. a3 Re7 18. Rdf2 Rde8 19. b3 Bh5 20. Nh4 Ne5 21. h3 f6 22. Kb2 Rd7 23. Kc3 Red8 24. Rd2 Bg6 25. Rfd1 Kf8 26. Nf3 Nf7 27. Rf1 Re7 28. Re2 Rde8 29. Rfe1 Ne5 30. Rf1 Bh7 31. Nd2 Rd8 32. Nf3 Ke8 33. Rfe1 c6 34. Re3 Kd7 35. Nd2 Kc7 36. Nc4 b5 37. Nd2 Kb6 38. Nf3 c5 39. Nh4 a5 40. Nf5 Red7 41. Be2 Bg6 42. Nh4 b4+ 43. Kb2 Bh7 44. Nf3 Re7 45. Rd1 Rxd1 46. Bxd1 c4 47. axb4 axb4 48. Ne1 c3+ 49. Kc1 Nc6 50. Bf3 f5 51. Nd3 fxe4 52. Nf4 Ra7 53. Nd5+ Kc5 54. Nxc3 bxc3 55. Rxc3+ Kd5 56. Be2 Ne5 57. Bc4+ 0-1

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "2"]
[White "Choque Paredes, Jose Carlos"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "D05"]
[BlackElo "2116"]
[PlyCount "62"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. 0-0 d5 6. Nbd2 Bd6 7. Qe2 Ne4 8. Ne1 0-0 9. f3 Nxd2 10. Bxd2 c5 11. c3 e5 12. dxe5 Bxe5 13. e4 Re8 14. Bb5 Nd7 15. f4 Bc7 16. e5 a6 17. Ba4 b5 18. Bc2 Nf8 19. Nd3 Bb6 20. Nf2 f6 21. Kh1 Bc7 22. Ng4 Qd7 23. Rad1 Rad8 24. Qf3 fxe5 25. fxe5 Bc8 26. h3 Qe7 27. Qg3 Ng6 28. Bxg6 hxg6 29. Nf6+ gxf6 30. Qxg6+ Qg7 31. Rxf6 Bxe5 0-1

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "8"]
[White "Cordova, Emilio"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "E12"]
[BlackElo "2154"]
[PlyCount "90"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 Nbd7 8. Be2 h6 9. Bh4 0-0 10. 0-0 Ne4 11. Bxe7 Qxe7 12. Rc1 dxc4 13. Nxe4 Bxe4 14. Rxc4 c5 15. dxc5 Nxc5 16. b4 Rad8 17. Nd2 Bd5 18. Rc3 Ne4 19. Nxe4 Bxe4 20. Qc1 Rd7 21. f3 Ba8 22. Rd1 Rxd1+ 23. Qxd1 Rd8 24. Qc1 Bb7 25. Rc7 Rd7 26. Rxd7 Qxd7 27. Qc3 Qc6 28. Qxc6 Bxc6 29. e4 e5 30. Kf2 f6 31. Ke3 Kf7 32. g3 Ke6 33. Bc4+ Kd6 34. Kd3 f5 35. Ke3 fxe4 36. fxe4 Be8 37. Be2 Kc6 38. Kf2 Bf7 39. Ke3 Kd6 40. Ba6 Bb3 41. Bd3 Ke6 42. Be2 Kf6 43. Bf3 Bc4 44. Bd1 Be6 45. Be2 Bh3 1/2-1/2

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "6"]
[White "Monteza Prieto, Martin"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2154"]
[BlackElo "2116"]
[PlyCount "98"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 g6 10. f4 Bg7 11. Qf2 Nf6 12. Ba3 Qe6 13. Be2 Ne4 14. Qe3 f5 15. Nd2 Nxd2 16. Qxd2 0-0-0 17. Qa5 Kb7 18. Qb4+ Ka8 19. Qa4 Kb7 20. 0-0-0 Bh6 21. Qb4+ Kc8 22. Qd2 Rhe8 23. Bf3 Bxc4 24. Qd4 Ba6 25. Qa4 Bb7 26. g3 Qxe5 27. Kb1 Qe3 28. Rhf1 Bg7 29. Qc4 Qc3 30. Qxc3 Bxc3 31. Kc2 Bf6 32. Bc5 a6 33. Rfe1 d6 34. Bf2 c5 35. Bxb7+ Kxb7 36. Rxe8 Rxe8 37. Re1 Rxe1 38. Bxe1 Bd4 39. Kd3 Kc6 40. h3 h5 41. Kc4 Bg1 42. h4 Bd4 43. a3 Bb2 44. a4 Bd4 45. b4 Bg1 46. b5+ axb5+ 47. axb5+ Kd7 48. Kd5 Be3 49. Bc3 Bf2 0-1

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "5"]
[White "Morales Mendoza, Luciana"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2135"]
[BlackElo "2116"]
[PlyCount "97"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 d5 3. d3 Nf6 4. Nf3 Bd6 5. 0-0 0-0 6. c4 c6 7. cxd5 cxd5 8. Nc3 h6 9. Qb3 d4 10. Nb5 Be6 11. Qc2 Nc6 12. Nxd6 Qxd6 13. Bd2 Rac8 14. Rfc1 Nd5 15. Qa4 f5 16. e4 dxe3 17. fxe3 Rfd8 18. Bf1 Nb6 19. Qh4 e4 20. Ne1 Ne5 21. d4 Nec4 22. Bxc4 Nxc4 23. Rc2 Kh7 24. Qf4 Qxf4 25. gxf4 g5 26. Ng2 Kg6 27. Kf2 Ne5 28. Rxc8 Nd3+ 29. Kg3 Rxc8 30. Bc3 Rc6 31. a3 Rb6 32. Rb1 Bb3 33. Ne1 gxf4+ 34. exf4 Nxe1 35. Rxe1 Kh5 36. Re3 Rg6+ 37. Kf2 Rg4 38. Rh3+ Rh4 39. Kg3 Rxh3+ 40. Kxh3 e3 41. Kg3 Bd5 42. Be1 Be4 43. h3 Kg6 44. Bc3 Kf7 45. d5 Bxd5 46. Bd4 e2 47. Kf2 Bc4 48. Bxa7 Ke6 49. Bd4 1/2-1/2

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "7"]
[White "Oshiro Shinsato, Ronald"]
[Black "Bustamante, Cesar"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2116"]
[PlyCount "43"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. 0-0 Bd6 10. Ne4 Be7 11. Bf4 0-0 12. c3 Nbd7 13. b4 Qd8 14. Nc5 Nxc5 15. bxc5 Nd5 16. Bh2 b6 17. cxb6 axb6 18. Bb3 Bd6 19. Bxd6 Qxd6 20. c4 Nf6 21. Rfd1 c5 22. Qc3 1/2-1/2

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "6"]
[White "Oshiro Shinsato, Ronald"]
[Black "Calle Soto, Miryam"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2154"]
[BlackElo "2122"]
[PlyCount "110"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 Qh4 10. Bb2 Bb4+ 11. Kd1 0-0 12. g3 Qh6 13. a3 Be7 14. Qd2 Qxd2+ 15. Nxd2 Nb6 16. a4 d5 17. a5 Nd7 18. Kc2 Bc5 19. f4 Rad8 20. Bg2 Be3 21. Rad1 Nb8 22. Ba3 Rfe8 23. Nf1 Bf2 24. cxd5 cxd5 25. Rd2 Be1 26. Rxd5 Rxd5 27. Bxd5 Bxa5 28. Ne3 Rd8 29. Rd1 c6 30. Be4 Rxd1 31. Kxd1 Bb6 32. Kd2 Bb5 33. f5 Ba5+ 34. Kc2 Bb6 35. Nc4 Bxc4 36. bxc4 c5 37. Bd5 Kf8 38. Kd3 Ke7 39. Bb7 Nd7 40. Ke4 Bc7 41. Bb2 f6 42. e6 Nb6 43. Ba6 Bd6 44. Ba3 Na4 45. Kd5 g6 46. g4 gxf5 47. gxf5 Bxh2 48. Bxc5+ Nxc5 49. Kxc5 h5 50. Kd5 h4 51. Bb7 Be5 52. Kc5 Kd8 53. Kb5 Kc7 54. Bg2 Bd6 55. Ka6 Bc5 1/2-1/2

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "4"]
[White "Oshiro Shinsato, Ronald"]
[Black "Cornejo Perales, Guillermo"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2116"]
[PlyCount "135"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bf1 Nc6 8. h3 e5 9. d4 h6 10. Na3 Re8 11. dxc5 dxc5 12. Qc2 Nh5 13. Rd1 Qe7 14. Nc4 Nf4 15. Be3 b6 16. Nd6 Rd8 17. Nxc8 Raxc8 18. g3 Ne6 19. Rxd8+ Rxd8 20. Rd1 Rxd1 21. Qxd1 Qd8 22. Qa4 Qc7 23. Bc4 Ned8 24. Bd5 Kh7 25. Qb3 Na5 26. Qb5 Nab7 27. Nd2 Nd6 28. Qd3 b5 29. b3 a6 30. Kg2 N8b7 31. Bxb7 Nxb7 32. Qd5 Bf8 33. c4 b4 34. f4 f6 35. fxe5 fxe5 36. Nf3 Bd6 37. Bc1 Nd8 38. Bb2 Nc6 39. Qe6 Nd8 40. Qf6 Nf7 41. Nh4 Nh8 42. Nf3 Nf7 43. g4 a5 44. Nh4 Nh8 45. Nf3 Nf7 46. h4 Qd7 47. Kg3 Bc7 48. h5 gxh5 49. gxh5 Kg8 50. Bc1 Qd6 51. Qf5 Kg7 52. Be3 Bb6 53. Nh4 Qf6 54. Qxf6+ Kxf6 55. Nf5 Ng5 56. Nd6 Ba7 57. Kg4 Bb6 58. Bxg5+ hxg5 59. Nf5 Bc7 60. Ne3 Bd8 61. Nf1 Bc7 62. Nh2 Bd8 63. Nf3 Be7 64. Nxg5 Kg7 65. Ne6+ Kf6 66. Nc7 Bd8 67. Nd5+ Kg7 68. Kf5 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "1"]
[White "Oshiro Shinsato, Ronald"]
[Black "Cruz, Jonathan"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2116"]
[PlyCount "59"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nb5 Nb6 8. c3 0-0 9. f4 a6 10. Na3 f6 11. Nf3 c5 12. Nc2 Nc6 13. Be2 Nd7 14. 0-0 b5 15. exf6 gxf6 16. f5 Rf7 17. fxe6 Qxe6 18. Qd2 Bb7 19. Rae1 Qd6 20. Ne3 cxd4 21. cxd4 Kh8 22. Ng5 Rg7 23. Nf5 Qb4 24. Qxb4 Nxb4 25. Nxg7 fxg5 26. Ne6 Nc2 27. Rc1 Ne3 28. Rf7 Bc8 29. Rxc8+ Rxc8 30. Rxd7 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "6"]
[White "Oshiro Shinsato, Ronald"]
[Black "Cruz Estrada, Filemon"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2116"]
[BlackElo "2345"]
[PlyCount "78"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e6 7. 0-0 Be7 8. Be3 0-0 9. f4 a6 10. a4 Qc7 11. Bf3 Rb8 12. Kh1 Re8 13. Qd2 Bf8 14. Rad1 Nd7 15. Nb3 b6 16. Bf2 Nc5 17. Bg3 Bb7 18. Qf2 Ba8 19. f5 Ne5 20. Nd4 exf5 21. Nxf5 Nxf3 22. gxf3 Re6 23. Qg2 Rd8 24. Rg1 Rg6 25. Ne3 Qc6 26. b3 Nxb3 27. Ncd5 Nc5 28. Nf5 Qe8 29. h4 Bxd5 30. Rxd5 Ne6 31. Qd2 Qxa4 32. h5 Rg5 33. Qh2 Rc8 34. Rd2 Rc3 35. Bxd6 Rxg1+ 36. Qxg1 Rxf3 37. Nh6+ Kh8 38. Bxf8 Nxf8 39. Rd8 Qb4 1-0

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Esplana, Christian"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2154"]
[BlackElo "2338"]
[PlyCount "118"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bd2 d6 10. Bd3 Nd7 11. 0-0 Bb7 12. Re1 Be7 13. Bf4 0-0 14. Rc1 Rac8 15. Bb1 dxe5 16. Nxe5 Bd6 17. Qh5 f5 18. Nxd7 Qxd7 19. Bxd6 Qxd6 20. Qe2 Rf6 21. Bd3 Qd5 22. f3 Rxc3 23. Bc4 Qxd4+ 24. Kh1 Rxc1 25. Bxe6+ Kh8 26. Rxc1 h6 27. Bb3 Qd8 28. h3 Rf8 29. Rd1 Qc7 30. Qd3 a5 31. Qb5 Bc6 32. Qc4 Qb7 33. Qf4 b5 34. Rc1 Qd7 35. Rd1 Qb7 36. Qd6 Ra8 37. Bd5 Bxd5 38. Rxd5 Qf7 39. Qc6 Re8 40. Kh2 f4 41. Rxb5 Re2 42. Rxa5 Kh7 43. Qb5 Rd2 44. Qb4 Re2 45. Qb5 Rd2 46. Qf5+ Qxf5 47. Rxf5 g5 48. a4 Ra2 49. Ra5 Kg6 50. h4 g4 51. fxg4 f3 52. Kg3 fxg2 53. Kh2 Kf6 54. Ra6+ Kg7 55. a5 Kh7 56. Ra7+ Kg6 57. a6 Rc2 58. Rb7 Ra2 59. a7 Kf6 1/2-1/2

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "1"]
[White "Oshiro Shinsato, Ronald"]
[Black "Garcia, Anais"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2116"]
[PlyCount "53"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 c6 6. Be2 Bg4 7. 0-0 0-0 8. h3 Bxf3 9. Bxf3 Nbd7 10. Re1 Re8 11. e5 dxe5 12. dxe5 Nh5 13. Bxh5 gxh5 14. Qxh5 Nf8 15. Bh6 Ng6 16. Bxg7 Kxg7 17. e6 fxe6 18. Ne4 Qd4 19. Ng5 Nf8 20. Rxe6 Qxc4 21. Rae1 Rac8 22. b3 Qd3 23. Rxe7+ Rxe7 24. Rxe7+ Kf6 25. Qf7+ Kxg5 26. Re5+ Kh6 27. Rh5# 1-0

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "7"]
[White "Oshiro Shinsato, Ronald"]
[Black "Garcia, Jhoel"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2154"]
[PlyCount "83"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Nf6 5. Re1 e6 6. c3 Bd7 7. d4 cxd4 8. cxd4 Be7 9. Nc3 a6 10. Bd3 e5 11. d5 Nb4 12. Bb1 a5 13. h3 0-0 14. Be3 Na6 15. Bd3 b6 16. Bxa6 Rxa6 17. Nd2 Ne8 18. Qe2 Ra8 19. f4 f5 20. fxe5 dxe5 21. Nc4 b5 22. Nxe5 b4 23. Nb5 fxe4 24. d6 Nxd6 25. Nxd6 Bxd6 26. Qc4+ Kh8 27. Nf7+ Rxf7 28. Qxf7 Bb5 29. Rac1 Qe8 30. Qf5 Bd3 31. Bd4 a4 32. Qg4 Bf8 33. Rc7 Qg6 34. Bxg7+ Qxg7 35. Rxg7 Bxg7 36. b3 axb3 37. axb3 Bd4+ 38. Kh1 Bc3 39. Rc1 Rf8 40. Qe6 Bd2 41. Qe7 Rc8 42. Qe5+ 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "4"]
[White "Oshiro Shinsato, Ronald"]
[Black "Ledesma, Otoniel"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2116"]
[BlackElo "2260"]
[PlyCount "47"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 6. Be2 Be7 7. 0-0 0-0 8. Be3 a6 9. a4 Nc6 10. f4 Bd7 11. Nb3 b6 12. Bf3 Qc7 13. Qd2 Rfd8 14. e5 Ne8 15. Qf2 Rab8 16. Rae1 Nb4 17. Nd4 f5 18. g4 g6 19. gxf5 gxf5 20. Kh1 Ng7 21. Rg1 Kh8 22. h4 dxe5 23. fxe5 Qxe5 24. Bh6 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Obando, Carlos"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2116"]
[PlyCount "129"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. 0-0 d5 6. d3 Bg4 7. Nc3 e6 8. Re1 Nf6 9. h3 Bh5 10. b3 Be7 11. Ba3 0-0 12. g4 Bg6 13. Ne5 Rc8 14. f4 Qa5 15. Bb2 dxe4 16. dxe4 Rfd8 17. Qf3 Qc7 18. Rad1 Rd4 19. Rd3 h6 20. Nxg6 fxg6 21. Na4 Rdd8 22. Rxd8+ Rxd8 23. c4 Rd2 24. e5 Nh7 25. Bc3 Rd7 26. Rd1 Qd8 27. Nb2 Kf7 28. Kf2 Kg8 29. Rxd7 Qxd7 30. Qd3 Qe8 31. Na4 Nf8 32. Nb2 Kf7 33. Nd1 Kg8 34. Kg2 Qf7 35. Qf3 Qe8 36. Nf2 Qd7 37. Qd3 Qe8 38. Ne4 Qf7 39. Kg3 Kh7 40. Nd6 Bxd6 41. Qxd6 Qd7 42. Qxd7 Nxd7 43. Kf3 Kg8 44. Ke4 Kf7 45. Be1 Ke7 46. Bf2 Kf7 47. Be3 h5 48. Kf3 g5 49. gxh5 gxf4 50. Kxf4 Ke7 51. Bd2 Kf7 52. Ba5 Ke7 53. Bc7 Kf7 54. Bd6 Kg8 55. Kg5 Kh7 56. h4 a5 57. a4 Kg8 58. Kg6 Nb6 59. Bxc5 Nd7 60. Bd6 Nb6 61. h6 gxh6 62. Kf6 h5 63. Kxe6 Kg7 64. Bc5 Na8 65. Kd7 1-0

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "9"]
[White "Oshiro Shinsato, Ronald"]
[Black "Orellana Vazquez, Alberth"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2116"]
[PlyCount "22"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Nf6 5. Re1 Bg4 6. c3 e6 7. h3 Bh5 8. d3 Be7 9. Nbd2 0-0 10. Bxc6 bxc6 11. Nf1 Nd7 0-1

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "8"]
[White "Oshiro Shinsato, Ronald"]
[Black "Ramos, Ernesto"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2116"]
[BlackElo "2294"]
[PlyCount "93"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. e5 Qb6 7. Qxb6 axb6 8. Nc3 Bb4 9. Bd2 Ne7 10. a3 0-0 11. 0-0-0 Bxc3 12. Bxc3 c6 13. Bd4 b5 14. g3 Re8 15. f4 Nd5 16. Bg2 b4 17. Bxd5 cxd5 18. axb4 b5 19. Kd2 Bb7 20. Ra1 Bc6 21. Bc5 f6 22. Rxa8 Bxa8 23. exf6 gxf6 24. Re1 Re4 25. f5 Kf7 26. Rxe4 dxe4 27. Bd6 h5 28. Ke3 Ke8 29. b3 Kd8 30. c4 Bc6 31. cxb5 Bxb5 32. Kxe4 Be2 33. Ke3 Bd1 34. Kf4 Bxb3 35. h3 Bc4 36. g4 hxg4 37. hxg4 Ke8 38. g5 fxg5+ 39. Kxg5 Kf7 40. Kf4 Bb3 41. Ke5 Bc2 42. f6 Bb3 43. Bc5 Ba2 44. Bd4 Ke8 45. b5 Kd8 46. Kd6 Bf7 47. b6 1-0

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "2"]
[White "Oshiro Shinsato, Ronald"]
[Black "Reategui, Martin"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2154"]
[PlyCount "75"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 a6 7. 0-0 e6 8. Be3 Be7 9. a4 Nxd4 10. Bxd4 b6 11. f4 Bb7 12. Bd3 0-0 13. Kh1 d5 14. e5 Ne4 15. Qe2 Bc5 16. Bxe4 Bxd4 17. Bxh7+ Kxh7 18. Qd3+ g6 19. Qxd4 Rc8 20. Qd3 Rh8 21. Ne2 Kg7 22. Nd4 Qe7 23. c3 Rc4 24. Rf3 Qh4 25. h3 Qe7 26. Kh2 Rhc8 27. Qd2 Qc5 28. g4 Re8 29. b3 Rxd4 30. cxd4 Qe7 31. Rc1 Rh8 32. Rfc3 Qh4 33. Qg2 a5 34. Qg3 Qd8 35. Rc7 Ba6 36. Ra7 Bc4 37. bxc4 Qb8 38. Rd7 1-0

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Torres, Victor"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2116"]
[PlyCount "68"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nd5 Nxd5 6. exd5 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Ne7 9. Qxd4 0-0 10. 0-0-0 d6 11. h4 Nf5 12. Qd2 Nh6 13. Bd3 f6 14. Nd4 f5 15. c4 Qf6 16. Bb1 Bd7 17. Nf3 Nf7 18. Ng5 h6 19. Nxf7 Qxf7 20. Qd4 Qf6 21. Qxf6 Rxf6 22. Rhe1 Re8 23. Rxe8+ Bxe8 24. Re1 Kf7 25. Kd2 Bd7 26. Re3 f4 27. Rb3 b6 28. Ra3 a5 29. b4 f3 30. g3 axb4 31. Ra7 Ke8 32. Rxc7 b5 33. Bd3 bxc4 34. Rxc4 Bb5 1-0

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "9"]
[White "Pacheco, Garri"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "C45"]
[BlackElo "2154"]
[PlyCount "86"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 g5 10. g3 Bg7 11. Bb2 0-0-0 12. Bg2 Rde8 13. 0-0 Bxe5 14. Qxe5 Qxe5 15. Bxe5 Rxe5 16. cxd5 Bxf1 17. Bxf1 Re1 18. dxc6 Rhe8 19. cxd7+ Kxd7 20. f4 g4 21. Kf2 Kc6 22. Nc3 Rxa1 23. Bb5+ Kd6 24. Bxe8 f5 25. Bb5 Kc5 26. Bc4 Kd4 27. Ne2+ Ke4 28. a4 Ra2 29. Bg8 Kd3 30. Bc4+ Ke4 31. Be6 Rb2 32. Bc4 Ra2 33. Be6 Rb2 34. Bc4 Ra2 35. Bb5 c5 36. Bc4 Rb2 37. Be6 Rc2 38. Bc4 Rb2 39. Bg8 Kd3 40. Bc4+ Ke4 41. Be6 Rc2 42. Bc4 Rb2 43. Be6 Rc2 1/2-1/2

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "5"]
[White "Pacheco, Marco"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "2201"]
[BlackElo "2116"]
[PlyCount "19"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 f5 8. Qc2 Bf6 9. d5 Qe7 10. Rd1 1/2-1/2

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "5"]
[White "Pacheco, Marco"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "2240"]
[BlackElo "2154"]
[PlyCount "27"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 f5 8. d5 Bf6 9. Qc2 Qe7 10. Rd1 Nd6 11. b3 Na6 12. 0-0 0-0 13. Ne1 c6 14. dxc6 1/2-1/2

[Event "PER-ch U20"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "4"]
[White "Perez Guevara, Ciro"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C99"]
[WhiteElo "2075"]
[BlackElo "2154"]
[PlyCount "76"]
[EventDate "2002.05.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. d5 Nb4 15. Bb1 a5 16. a3 Na6 17. Nf1 Bd7 18. Bd2 Rfc8 19. Ng3 Nc5 20. Bc2 Qb7 21. b4 axb4 22. axb4 Na4 23. Qb1 Bd8 24. Bd3 Bb6 25. Qb3 Qa7 26. Rf1 g6 27. Ne2 Qb7 28. Nc3 Nxc3 29. Bxc3 Nh5 30. Rfc1 Rxa1 31. Rxa1 Nf4 32. Bf1 f5 33. g3 Nh5 34. Kg2 fxe4 35. Ng5 Rxc3 36. Qxc3 Bd4 37. Qe1 Bxa1 38. Qxa1 Qxd5 0-1

[Event "PER-ch U16"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "8"]
[White "Rodriguez Rivadeneyra, Ricardo"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C99"]
[WhiteElo "2010"]
[BlackElo "2116"]
[PlyCount "72"]
[EventDate "2002.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nb3 a5 15. Be3 a4 16. Nbd2 Bd7 17. a3 Rfe8 18. Bd3 Qb7 19. Qe2 Rab8 20. Rab1 exd4 21. Nxd4 Nxd4 22. Bxd4 Bc6 23. b4 Nd7 24. f4 Bf6 25. Qf2 Bxd4 26. Qxd4 Nf8 27. Rbc1 Ne6 28. Qf2 Red8 29. Rc3 Qb6 30. g3 Nd4 31. Rec1 Re8 32. Kg2 f5 33. Qe3 fxe4 34. Bb1 Ba8 35. Kf1 d5 36. Ba2 Kh8 0-1

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "7"]
[White "Vera, Kelver"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "C69"]
[WhiteElo "2116"]
[BlackElo "2116"]
[PlyCount "89"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 exd4 7. Nxd4 c5 8. Nb3 Qxd1 9. Rxd1 Bg4 10. f3 Be6 11. Be3 b6 12. Nc3 Bd6 13. Nd5 0-0-0 14. Rd2 Ne7 15. Nxe7+ Bxe7 16. Rad1 Rxd2 17. Rxd2 Rd8 18. Rxd8+ Kxd8 19. Kf2 Kd7 20. Nc1 Bf7 21. a3 c4 22. Ne2 c5 23. Ke1 Kc6 24. Kd2 b5 25. g4 Bd6 26. Bf4 Be5 27. Bxe5 fxe5 28. f4 exf4 29. Nxf4 b4 30. c3 bxa3 31. bxa3 Kd6 32. g5 Be8 33. Ke3 Ke5 34. Nd5 Bf7 35. Nb6 h6 36. gxh6 gxh6 37. Na4 Kd6 38. Kf4 Bg6 39. Nb2 Bf7 40. Kf5 Be6+ 41. Kf6 Bg8 42. h4 h5 43. Nd1 Be6 44. e5+ Kd7 45. Nb2 1-0

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.16"]
[Round "11"]
[White "Tournier, Matias"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "E13"]
[WhiteElo "2135"]
[BlackElo "2124"]
[PlyCount "109"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[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 Bb7 5. Qc2 Bb4 6. Bg5 h6 7. Bh4 c5 8. 0-0-0 cxd4 9. Nxd4 0-0 10. f3 Nc6 11. Ndb5 Qe7 12. a3 a6 13. Nc7 Bxc3 14. Nxa8 Bd4 15. Rxd4 Nxd4 16. Qd3 Nxe2+ 17. Bxe2 Bxa8 18. Rd1 Bc6 19. Qd4 b5 20. Qb6 bxc4 21. Bxc4 Rc8 22. Kb1 Bxf3 23. Bxa6 Be4+ 24. Ka1 Rc6 25. Qb8+ Kh7 26. Qa7 Rc2 27. Qd4 d5 28. Bd3 Rc8 29. Bxe4+ dxe4 30. Bxf6 Qxf6 31. Qxe4+ g6 32. Qd3 Rb8 33. Qd4 e5 34. Qd6 Qxd6 35. Rxd6 Kg7 36. b4 e4 37. Kb2 Rc8 38. b5 e3 39. Rd3 Re8 40. Rd1 f5 41. a4 Kf6 42. Kc3 Ke5 43. a5 e2 44. Re1 Kd5 45. b6 Kc6 46. Kd3 Kb5 47. Rxe2 Rd8+ 48. Kc3 Kxa5 49. Re6 Rg8 50. Kd4 Kb5 51. Ke5 Kc5 52. Kf6 Kd5 53. Kf7 Rb8 54. Rxg6 h5 55. Ke7 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.15"]
[Round "10"]
[White "Aucay Pelaez, Mauro"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "2164"]
[BlackElo "2124"]
[PlyCount "41"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Qh4 10. Be3 Bc5 11. Nd2 Nxd2 12. Qxd2 0-0 13. Qc3 Bb6 14. Nb3 Rfe8 15. f4 f6 16. Nc5 Bxc5 17. Bxc5 fxe5 18. fxe5 Qh5 19. Rf4 Rxe5 20. Raf1 Rf5 21. Qe5 1-0

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.14"]
[Round "8"]
[White "Oshiro Shinsato, Ronald"]
[Black "Esplana, Christian"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2124"]
[BlackElo "2389"]
[PlyCount "98"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. a3 Nc6 8. Bd3 dxe5 9. dxe5 Be7 10. 0-0 Bd7 11. Be4 Nb6 12. Nc3 0-0 13. Qe2 Na5 14. b4 Nb3 15. Rb1 Nxc1 16. Rfxc1 Rb8 17. Nd4 Bg5 18. Rd1 Qe7 19. Nb3 Rfc8 20. Nc5 Bc6 21. Rd6 Qe8 22. Bxc6 Rxc6 23. Qb5 a6 24. Qd3 Be7 25. Rd4 Qc8 26. N3e4 Nd5 27. Nb3 Qc7 28. Qg3 Rc8 29. h3 b6 30. Rdd1 h5 31. Nd4 Rc3 32. Nxc3 Nxc3 33. Rbc1 Nxd1 34. Rxc7 Rxc7 35. Ne2 Nb2 36. Qb3 Nc4 37. f4 h4 38. Qa4 Ra7 39. Qe8+ Bf8 40. Nd4 b5 41. Nc6 Rc7 42. Nb8 Nxa3 43. Nxa6 Rb7 44. Nb8 Nc2 45. Nd7 Rxd7 46. Qxd7 Nxb4 47. Qxb5 g6 48. Qb8 Nd5 49. Qd8 Ne7 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.13"]
[Round "7"]
[White "Bustamante Montini, Richard"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2184"]
[BlackElo "2124"]
[PlyCount "116"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 d5 6. cxd5 exd5 7. 0-0 Bd6 8. Nh4 0-0 9. Nf5 Re8 10. Nxd6 Qxd6 11. b3 Nbd7 12. Nd2 Rac8 13. Bb2 Ne4 14. Nf3 Re6 15. a4 Rh6 16. Ne5 Nxe5 17. dxe5 Qe6 18. f3 Nc5 19. Bc2 f6 20. Qd4 fxe5 21. Qxe5 Qxe5 22. Bxe5 Re8 23. Bxc7 Rc6 24. Bf4 g5 25. Bg3 Rxe3 26. b4 Ne6 27. Bf2 Rec3 28. Bf5 Ng7 29. Bd7 Rc7 30. Bb5 Rb3 31. Rfb1 Rxb1+ 32. Rxb1 Ne6 33. h4 gxh4 34. Bxh4 Nd4 35. Bf1 Nc6 36. Bf2 Ne7 37. b5 Bc8 38. Bg3 Rb7 39. Rc1 Bf5 40. Be5 h5 41. Rc3 Kf7 42. Bd3 Ke6 43. Bh2 Bxd3 44. Rxd3 Rd7 45. Re3+ Kf6 46. Kf2 d4 47. Be5+ Kf5 48. Re4 d3 49. Rd4 Rxd4 50. Bxd4 Nd5 51. g3 Kg5 52. Ke1 h4 53. gxh4+ Kxh4 54. Be5 Ne3 55. Bb8 Nc4 56. Bxa7 Kg3 57. Bxb6 Nxb6 58. a5 Nc4 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.11"]
[Round "5"]
[White "Oshiro Shinsato, Ronald"]
[Black "Oliveira, Tiago Batista"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2124"]
[PlyCount "45"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[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. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Bd2 Nbc6 9. Nf3 cxd4 10. cxd4 Nf5 11. c3 h5 12. Qf4 Nce7 13. Bd3 Rh6 14. Nh4 Ng6 15. Nxg6 Rxg6 16. 0-0 Rg4 17. Qf3 Nh4 18. Qh3 Rxg2+ 19. Kh1 Qe7 20. Rg1 Rxg1+ 21. Rxg1 Ng6 22. Qxh5 Bd7 23. Rxg6 1-0

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.11"]
[Round "6"]
[White "Schneider, Dmitry"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2405"]
[BlackElo "2124"]
[PlyCount "43"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c4 Be7 7. h3 0-0 8. Nc3 Bd7 9. Be3 Nb8 10. Bxd7 Nbxd7 11. 0-0 Ne8 12. d4 c6 13. Qc2 Qc7 14. Rfd1 g6 15. dxe5 dxe5 16. Na4 Rd8 17. c5 Ng7 18. b4 Kh8 19. Nb2 f5 20. Nc4 Ne6 21. Bh6 Ng7 22. Nd6 1-0

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.10"]
[Round "3"]
[White "Gargiulo, Lucas"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "D05"]
[BlackElo "2124"]
[PlyCount "122"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 Be7 6. 0-0 0-0 7. b3 d5 8. Bb2 Nbd7 9. Nbd2 c5 10. Rc1 Rc8 11. Qe2 Ne4 12. Rfd1 f5 13. Ne5 Ndf6 14. f3 Nxd2 15. Rxd2 g6 16. cxd5 exd5 17. dxc5 Bxc5 18. Kh1 Qe7 19. Rdc2 Bd6 20. Rxc8 Bxc8 21. Nc6 Qg7 22. f4 Qd7 23. Bb5 a6 24. Bxa6 Ng4 25. Bb5 Qe6 26. Bd4 Bc5 27. Bxc5 bxc5 28. Rxc5 Bb7 29. Nd4 Qe4 30. Bd3 Qxd3 31. Qxd3 Nf2+ 32. Kg1 Nxd3 33. Rc7 Rc8 34. Rxc8+ Bxc8 35. a3 Kf7 36. g3 Ke7 37. Kg2 Kd6 38. Kf3 h5 39. Ke2 Nc5 40. b4 Ne4 41. Nf3 Ba6+ 42. Ke1 Bb5 43. Ne5 Be8 44. Ke2 Nf6 45. Kd3 Ne4 46. Kd4 Nd2 47. Kd3 Ne4 48. Kd4 g5 49. Nf3 g4 50. Nh4 Ke6 51. Ng2 Nd2 52. Kc5 Ne4+ 53. Kd4 Kd6 54. Nh4 Bd7 55. Kd3 Nf2+ 56. Ke2 Nh3 57. Ke1 Kc7 58. Ng6 Kd6 59. Ne5 Bb5 60. Kd2 Ke6 61. Ng6 Kf7 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.10"]
[Round "4"]
[White "Oshiro Shinsato, Ronald"]
[Black "Mansilla, Juan"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2124"]
[BlackElo "2326"]
[PlyCount "73"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 g6 4. d4 cxd4 5. cxd4 Bg7 6. Nc3 d6 7. Be2 Bg4 8. Be3 Nf6 9. 0-0 d5 10. e5 Ne4 11. Nxe4 dxe4 12. Ng5 Bxe2 13. Qxe2 h6 14. Nxe4 Nxd4 15. Qc4 Nc6 16. e6 f5 17. Nc5 0-0 18. Nd7 Ne5 19. Nxe5 Bxe5 20. Bxh6 Bxb2 21. Rad1 Qc8 22. Qb3 Bg7 23. Bxg7 Kxg7 24. Rd7 Qc5 25. Qxb7 Rae8 26. Qxa7 Qxa7 27. Rxa7 Kf6 28. Rb7 Ra8 29. Ra1 Rfc8 30. Rb2 Kxe6 31. g3 Rc4 32. a3 Rca4 33. Rb3 Kf6 34. Kg2 R8a6 35. Kf3 e5 36. Ra2 g5 37. Ke3 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.09"]
[Round "2"]
[White "Oshiro Shinsato, Ronald"]
[Black "Alvarez Marquez, Johan"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2124"]
[BlackElo "2382"]
[PlyCount "84"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bf1 Nc6 8. h3 a6 9. d4 Nd7 10. d5 Nce5 11. Nh2 b5 12. a4 Rb8 13. axb5 axb5 14. f4 Nc4 15. Bxc4 bxc4 16. Qe2 Nb6 17. Nd2 Bd7 18. Ng4 e6 19. Ne3 exd5 20. exd5 Re8 21. Qf3 Bf5 22. Rd1 Bd3 23. Ra7 Qc8 24. Ndf1 Ra8 25. Rxa8 Qxa8 26. Ng3 f5 27. Ngf1 Kh8 28. Rd2 Re4 29. Ng3 Re7 30. Ngf1 Re4 31. Ng3 Re8 32. Ngf1 Be4 33. Qd1 Bh6 34. g3 Bd3 35. Rxd3 cxd3 36. Qxd3 Qa4 37. c4 Bg7 38. b3 Qa1 39. Bd2 Nd7 40. b4 Qd4 41. Qxd4 cxd4 42. Nd1 Rc8 0-1

[Event "Pan American-ch U20"]
[Site "Yucay"]
[Date "2001.07.08"]
[Round "1"]
[White "Prasca Sosa, Rafael Felipe"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2302"]
[BlackElo "2124"]
[PlyCount "115"]
[EventDate "2001.07.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. Bb3 d5 7. Qe2 dxe4 8. dxe4 b6 9. 0-0 Bb7 10. Bg5 Qc8 11. Nbd2 h6 12. Bh4 Qg4 13. h3 Qh5 14. Bxf6 Bxf6 15. Bd5 Nd8 16. Bxb7 Nxb7 17. Rfd1 Nc5 18. Nf1 Rfd8 19. Ng3 Qg6 20. Qc4 Ne6 21. Qc6 h5 22. Ne2 Re8 23. Kf1 h4 24. Ne1 Be7 25. Ng1 f5 26. Ngf3 fxe4 27. Nxe5 Qf5 28. Ng4 Rad8 29. Nc2 Bc5 30. Nce3 Bxe3 31. Nxe3 Qe5 32. Rd5 Rxd5 33. Qxe8+ Nf8 34. Qxe5 Rxe5 35. Rd1 Kf7 36. Nc4 Re7 37. Rd5 Ng6 38. Rg5 Kf6 39. Rg4 b5 40. Na3 a6 41. Nc2 c5 42. Ke2 Re6 43. Ke3 Ne5 44. Rf4+ Kg5 45. b3 Nd3 46. Rg4+ Kf5 47. Rxh4 g5 48. Rh8 Nc1 49. b4 Nxa2 50. bxc5 Ke5 51. Nd4 Rf6 52. c6 Nxc3 53. Re8+ Kd6 54. Rd8+ Kc7 55. Rd7+ Kc8 56. Ra7 Nd5+ 57. Kxe4 Nb4 58. Ke5 1/2-1/2

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "6"]
[White "Carrasco Aulestia, Maria Beatriz"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C71"]
[WhiteElo "2114"]
[BlackElo "2055"]
[PlyCount "74"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. h3 Bd7 6. 0-0 Nge7 7. d4 Ng6 8. Nc3 b5 9. Bb3 Nxd4 10. Nxd4 exd4 11. Ne2 c5 12. Bd5 Rb8 13. Ng3 Be7 14. Nf5 0-0 15. f4 Be6 16. Qg4 Bxd5 17. exd5 Bf6 18. Ng3 Qc8 19. Nh5 Qxg4 20. hxg4 Bd8 21. f5 Ne5 22. g5 f6 23. gxf6 Bxf6 24. Nf4 Bg5 25. Ne6 Bxc1 26. Raxc1 Rf6 27. Rf4 d3 28. c3 Nc4 29. Rd1 Ne5 30. Rd2 h6 31. b3 Rb7 32. Rdf2 a5 33. Rd2 c4 34. bxc4 bxc4 35. Nd8 Rb5 36. Ne6 Rb1+ 37. Kf2 Rc1 0-1

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "2"]
[White "Mieles Palau, Daniel Alberto"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2375"]
[BlackElo "2055"]
[PlyCount "59"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. b3 e5 2. e3 Nc6 3. Bb2 d5 4. Bb5 Bd6 5. f4 Qe7 6. Nf3 Bg4 7. fxe5 Bxe5 8. Bxe5 Bxf3 9. Qxf3 Qxe5 10. Bxc6+ bxc6 11. 0-0 Nf6 12. Nc3 0-0 13. Qf4 Rfe8 14. Qxe5 Rxe5 15. Rf4 Ne4 16. Nxe4 dxe4 17. Kf2 g5 18. Rg4 h5 19. Rg3 Rd8 20. Ke2 Rc5 21. Rc1 a5 22. Rh3 h4 23. g3 hxg3 24. Rxg3 Kg7 25. h4 Rh8 26. Rcg1 Rxc2 27. Rxg5+ Kf6 28. Rf1+ Ke6 29. Rxa5 Rxh4 30. Kd1 1-0

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "5"]
[White "Oshiro Shinsato, Ronald"]
[Black "Carrasco Aulestia, Maria Beatriz"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2055"]
[BlackElo "2114"]
[PlyCount "68"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. Nf3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 Nxe4 7. d5 Qa5+ 8. Nc3 Nxc3 9. bxc3 Ne5 10. 0-0 g6 11. Nxe5 dxe5 12. Rb1 a6 13. c4 Qc7 14. Ba3 Bf5 15. Qa4+ Bd7 16. Qb3 e6 17. Bxf8 Kxf8 18. Qxb7 Qxb7 19. Rxb7 Bc8 20. Rc7 exd5 21. cxd5 Kg7 22. Bc4 Rd8 23. Re1 Rb8 24. h3 Rb7 25. Rxc8 Rxc8 26. Bxa6 Rcb8 27. Bxb7 Rxb7 28. Rd1 Kf8 29. Rd2 Ke7 30. f3 Kd6 31. Kf2 f5 32. Ke3 Ra7 33. Kf2 Ra3 34. Ke2 Ra4 1/2-1/2

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "1"]
[White "Oshiro Shinsato, Ronald"]
[Black "Mieles Palau, Daniel Alberto"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2055"]
[BlackElo "2375"]
[PlyCount "102"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Be2 0-0 13. 0-0 a6 14. Qc1 Be6 15. Rd1 Qc5 16. Rd4 e3 17. fxe3 Nf5 18. Rd1 Qxe3+ 19. Qxe3 Nxe3 20. Rd3 Nd5 21. Bf3 Nxc3 22. Rxc3 Rfd8 23. Rac1 g5 24. Rc7 Rd2 25. R1c2 Rxc2 26. Rxc2 Bxa2 27. Bxb7 Ra7 28. Bf3 Kf8 29. Kf2 Ke7 30. Ke3 a5 31. Rc3 Ke6 32. Rc5 a4 33. Bg4+ Ke7 34. Rb5 Bc4 35. Rc5 Be6 36. Bxe6 Kxe6 37. Ke4 Ra6 38. Rc4 h6 39. g4 Rb6 40. Rxa4 Rxb2 41. Ra6+ Ke7 42. Rxh6 Rf2 43. h3 Rf4+ 44. Kd5 Rf1 45. Rh5 Rf3 46. Ke4 Rf4+ 47. Ke3 f6 48. exf6+ Kxf6 49. Rh6+ Kg7 50. Ra6 Rf1 51. Ra3 Kg6 1/2-1/2

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "7"]
[White "Oshiro Shinsato, Ronald"]
[Black "Santos Flores, Alberto Javier"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "2055"]
[BlackElo "2087"]
[PlyCount "51"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. Nf3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Bg4 8. Be2 a6 9. 0-0 Bxf3 10. Bxf3 e6 11. Be3 b5 12. Rc1 Nge7 13. Qd2 Qb6 14. Be2 0-0 15. f4 Na5 16. b3 Rac8 17. Rc2 Rc7 18. Rfc1 Rfc8 19. g4 Nac6 20. Kh1 Nd8 21. Nd1 Rxc2 22. Rxc2 Rxc2 23. Qxc2 Qc6 24. Bd3 Qxc2 25. Bxc2 f5 26. g5 1/2-1/2

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Vasquez, Munoz Diego"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2055"]
[BlackElo "2144"]
[PlyCount "64"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. 0-0 g6 6. c3 Bg7 7. d3 d6 8. Be3 Nf6 9. h3 Rb8 10. Qc2 0-0 11. Nbd2 Bd7 12. Nh2 e5 13. f4 Nh5 14. fxe5 Bxe5 15. Nhf3 Bf4 16. Nc4 d5 17. Bxf4 Nxf4 18. Nce5 Be8 19. Qd2 dxe4 20. Qxf4 exf3 21. Rxf3 Rxb2 22. Re1 Qb8 23. Qf6 Rb1 24. Ref1 Rxf1+ 25. Rxf1 Qb2 26. Ng4 h5 27. Nh6+ Kh7 28. Nf5 gxf5 29. Qxf5+ Kh6 30. Qf4+ Kh7 31. Qf5+ Kh6 32. Qf6+ Kh7 1/2-1/2

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "8"]
[White "Santos Flores, Alberto Javier"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2087"]
[BlackElo "2055"]
[PlyCount "72"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. e5 Ng4 8. 0-0 Bc5 9. Bf4 g5 10. Bg3 h5 11. h3 h4 12. Bh2 Nxh2 13. Kxh2 Bd4 14. c3 Bxe5+ 15. Kg1 Qf6 16. Nd2 g4 17. Re1 Qf4 18. Nf1 gxh3 19. Qe2 f6 20. Qe3 Qxe3 21. Rxe3 Kf7 22. gxh3 Rb8 23. Rb1 c5 24. Nh2 Rg8+ 25. Kh1 Be6 26. Ng4 Bxg4 27. hxg4 Rxg4 28. Rh3 Rf4 29. f3 c4 30. Bc2 c5 31. Kg2 d4 32. cxd4 cxd4 33. Be4 d3 34. b3 Ke7 35. Rhh1 f5 36. Bd5 c3 0-1

[Event "Amistad Cup U16 2nd"]
[Site "Lima/Guayaquil"]
[Date "2001.??.??"]
[Round "4"]
[White "Vasquez, Munoz Diego"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "2144"]
[BlackElo "2055"]
[PlyCount "104"]
[EventDate "2001.03.07"]
[EventType "schev"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. e3 h6 7. Bh4 c5 8. a3 Bxc3+ 9. bxc3 0-0 10. Bd3 d6 11. Bxf6 Qxf6 12. 0-0 Nc6 13. Nd2 Na5 14. Qg4 Qg5 15. Qxg5 hxg5 16. f4 gxf4 17. Rxf4 Rac8 18. Raf1 g6 19. h4 Kg7 20. g4 cxd4 21. cxd4 Rc7 22. Rf6 Rh8 23. h5 Rh6 24. Be2 gxh5 25. Rxh6 Kxh6 26. gxh5 f5 27. Kh2 Rg7 28. Rf2 Bc6 29. e4 Rg5 30. exf5 exf5 31. Nf1 Nb3 32. d5 Bd7 33. Bd1 Nc5 34. Ne3 Ne4 35. Rf4 Nf6 36. Rh4 Nxh5 37. Ng2 Be8 38. Nf4 Bf7 39. Ne6 Rg8 40. Nf4 Kg5 41. Bxh5 Kxh4 42. Bxf7 Rg4 43. Ng2+ Kg5 44. Be6 Rxc4 45. Bxf5 Rc3 46. Be6 Rxa3 47. Ne1 b5 48. Kg1 Rc3 49. Kf2 Kf4 50. Ke2 a5 51. Kd2 Rc7 52. Nd3+ Ke4 0-1

[Event "Lima op U18"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Alvarado, J1111"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1-0"]
[ECO "C99"]
[PlyCount "81"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. d5 Nb4 15. Bb1 a5 16. a3 Na6 17. Nf1 h6 18. g4 Nh7 19. Ng3 Bd7 20. Kh2 Rfc8 21. Nf5 Bxf5 22. gxf5 Nf6 23. Rg1 Kh7 24. Be3 Nc5 25. Nd2 Bd8 26. Qf3 Qe7 27. Qg3 Ne8 28. f4 Nd7 29. Nf3 Qf6 30. Rg2 Rab8 31. fxe5 Nxe5 32. Nxe5 dxe5 33. Bd3 Bb6 34. Rag1 Bc5 35. Qf2 Bf8 36. Rf1 Nd6 37. Qg3 Nc4 38. Bc1 a4 39. h4 Rb7 40. Bg5 Qd6 41. Be7 1-0

[Event "Lima op U18"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Alvarez Diaz, Victor Jr"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "C81"]
[PlyCount "60"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Bc5 10. Nbd2 Nxd2 11. Bxd2 0-0 12. Rad1 Re8 13. Be3 Bxe3 14. Qxe3 Na5 15. Rfe1 Rc8 16. c3 c5 17. Ng5 Nxb3 18. axb3 Bf5 19. Qf4 Qd7 20. Ne4 Bxe4 21. Rxe4 Qe6 22. Re3 Rcd8 23. h3 a5 24. Qf3 Re7 25. Red3 Red7 26. Qe3 Qc6 27. Qf3 Qe6 28. Qe3 Qc6 29. Qf3 Qe6 30. Qe3 Qc6 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "4"]
[White "Aquino Porro, Luis Maria"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C75"]
[PlyCount "134"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. h3 Nge7 6. 0-0 Bd7 7. c3 Ng6 8. d4 Be7 9. Re1 0-0 10. Be3 Qe8 11. Bc2 Kh8 12. c4 Nb4 13. Nc3 Nxc2 14. Qxc2 f5 15. exf5 Bxf5 16. Qe2 Qf7 17. dxe5 dxe5 18. Rad1 Bxh3 19. Ng5 Bxg5 20. Bxg5 Be6 21. b3 h6 22. Be3 Rad8 23. Qh5 Qf5 24. Qxf5 Bxf5 25. Bc5 Rfe8 26. g3 Bg4 27. Rxd8 Rxd8 28. Be3 Kg8 29. Nd5 c6 30. Nc3 Kf7 31. Kg2 Bf5 32. Rd1 Rxd1 33. Nxd1 Ke6 34. Nc3 b5 35. cxb5 cxb5 36. b4 Bc2 37. Kf3 Ne7 38. Bc5 Nf5 39. Ke2 Nd6 40. Ke3 h5 41. f3 Nc4+ 42. Ke2 g5 43. Bf2 g4 44. fxg4 hxg4 45. Ba7 e4 46. Bd4 Bd3+ 47. Kf2 Na3 48. Bg7 Nc2 49. Bh6 Nxb4 50. a3 Nc2 51. Bf4 Nxa3 52. Na2 Nc2 53. Bd2 Kd5 54. Ba5 Kc4 55. Bd2 b4 56. Nxb4 Nxb4 57. Bc1 Nc2 58. Bd2 Kd4 59. Ba5 Kc4 60. Kg1 Kb5 61. Bc3 a5 62. Bxa5 Kxa5 63. Kg2 e3 64. Kg1 e2 65. Kh2 Be4 66. Kg1 e1Q+ 67. Kh2 Qh1# 0-1

[Event "Lima op U18"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Braschi, Giancarlo"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "72"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Ne4 6. Nxe4 Bxe4 7. Nd2 Bb7 8. e4 d5 9. cxd5 exd5 10. e5 Be7 11. f4 c5 12. Qg4 g6 13. Nf3 Qd7 14. Qg3 Nc6 15. Be3 c4 16. Be2 0-0-0 17. Ng5 Qe8 18. Bg4+ Kb8 19. Bd1 h6 20. Nf3 Ka8 21. Qf2 Qd7 22. Ba4 Qf5 23. Bc2 Qd7 24. f5 gxf5 25. Nd2 Bc8 26. Rf1 Bg5 27. Nf3 f6 28. Nxg5 hxg5 29. Bxf5 Qxf5 30. Qxf5 Bxf5 31. Rxf5 fxe5 32. Bxg5 Nxd4 33. Rf2 Rdg8 34. h4 Rf8 35. Rd1 Rxf2 36. Kxf2 Rf8+ 0-1

[Event "Pan American-ch U14"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "6"]
[White "Gallego, Lucas"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "39"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 c5 8. e4 Nxc3 9. bxc3 Nc6 10. Bb2 cxd4 11. cxd4 Rc8 12. Qb3 Bd6 13. Bd3 0-0 14. 0-0 Na5 15. Qa2 Qd7 16. Rad1 Qa4 17. Nd2 Bf4 18. g3 Bxd2 19. Rxd2 Rfd8 20. Bc2 0-1

[Event "Lima op U18"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Oshiro Shinsato, Ronald"]
[Black "Alvarez, Aroa"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "79"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 d6 5. 0-0 Nf6 6. Nc3 Be7 7. Re1 0-0 8. Bc4+ Kh8 9. Ng5 Qe8 10. Ne6 Bxe6 11. Bxe6 f4 12. f3 Nd4 13. Bb3 Nxb3 14. axb3 c6 15. d4 Rd8 16. Rxa7 Qd7 17. d5 Qc7 18. Kh1 Ra8 19. Ra4 Nd7 20. Bd2 Nb6 21. Ra3 Rfb8 22. Re2 Qd7 23. Be1 c5 24. Qd3 Rxa3 25. bxa3 c4 26. Qd2 Bd8 27. Bf2 Ra8 28. a4 cxb3 29. cxb3 Nc8 30. Nb5 Bb6 31. Qb4 Bxf2 32. Rxf2 Kg8 33. Rc2 b6 34. Rc6 Rb8 35. Nxd6 Nxd6 36. Qxd6 Qxd6 37. Rxd6 Rc8 38. Rc6 Rb8 39. Kg1 b5 40. a5 1-0

[Event "Pan American-ch U14"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "1"]
[White "Oshiro Shinsato, Ronald"]
[Black "Capo Vidal, Uriel"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "109"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. a3 dxe5 8. dxe5 Bg4 9. Bc4 e6 10. Bxd5 exd5 11. 0-0 Be7 12. Bf4 d4 13. Nbd2 0-0 14. Qb3 b6 15. Rac1 Rc8 16. Ne4 Qd7 17. Nd6 Bxd6 18. exd6 Qf5 19. Bg3 Na5 20. Qa4 Bxf3 21. gxf3 h5 22. Rxc8 Rxc8 23. Qxd4 Qxf3 24. Re1 Rc4 25. Qe3 Qd5 26. Qe5 Qxe5 27. Rxe5 h4 28. d7 Nc6 29. Re8+ Kh7 30. Bc7 h3 31. f3 Rc2 32. d8Q Nxd8 33. Bxd8 Rg2+ 34. Kf1 Rxh2 35. Re4 Rxb2 36. Rh4+ Kg6 37. Rxh3 f6 38. f4 Kf5 39. Bc7 g5 40. fxg5 fxg5 41. Rf3+ Kg6 42. Be5 Ra2 43. Bd6 g4 44. Rf2 Rxf2+ 45. Kxf2 Kf5 46. Ke3 Ke6 47. Bb8 a6 48. Ba7 b5 49. Kd4 Kd6 50. Kc3 a5 51. Bb6 Kc6 52. Bf2 Kd5 53. Kd3 Ke5 54. Bb6 a4 55. Kc3 1/2-1/2

[Event "Lima op U18"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Oshiro Shinsato, Ronald"]
[Black "Chipa, J."]
[Result "1-0"]
[ECO "C19"]
[PlyCount "47"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Nbc6 8. Nf3 Bd7 9. Be2 0-0 10. 0-0 cxd4 11. cxd4 Rc8 12. Ba3 Na5 13. Bd3 f5 14. exf6 Rxf6 15. Ne5 Nec6 16. f4 Nxd4 17. Bxh7+ Kxh7 18. Qxd4 b6 19. Bb2 Be8 20. g4 Nc4 21. g5 Nxe5 22. gxf6 Nc4 23. f7 Nxb2 24. f8Q 1-0

[Event "Pan American-ch U14"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "5"]
[White "Oshiro Shinsato, Ronald"]
[Black "Choma, Ernani Francisco"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "51"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. d4 Nf6 6. Bg5 Be7 7. Be2 Be6 8. 0-0 Nc6 9. Nbd2 0-0 10. dxc5 Bxc5 11. Nb3 Bd6 12. Nbd4 h6 13. Bh4 Be7 14. Re1 Bg4 15. h3 Bd7 16. Qb3 Na5 17. Qc2 Qb6 18. Ne5 Rad8 19. Bf3 Bc5 20. Nxd7 Rxd7 21. Nf5 Rc8 22. Qa4 Nc6 23. Bxf6 Bxf2+ 24. Kh1 Bxe1 25. Qg4 g6 26. Nxh6+ 1-0

[Event "Pan American-ch U14"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "C10"]
[BlackElo "2021"]
[PlyCount "89"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Re1 Be7 9. c3 0-0 10. Bf4 Nxe4 11. Bxe4 Bxe4 12. Rxe4 Nf6 13. Re2 c6 14. Ne5 Nd5 15. Bg3 Nf6 16. Qb3 Qc8 17. f4 Nd5 18. Rae1 Bd6 19. c4 Ne7 20. Bh4 Nf5 21. Bf2 Bxe5 22. dxe5 b6 23. Rd2 Rd8 24. Rxd8+ Qxd8 25. Rd1 Qe7 26. Qd3 Kf8 27. g4 Nh6 28. Qxh7 Rd8 29. Qh8+ Ng8 30. Re1 Rd2 31. c5 b5 32. Be3 Rd3 33. h4 Qd8 34. Kf2 Qd5 35. h5 Rd2+ 36. Bxd2 Qxd2+ 37. Re2 Qxf4+ 38. Ke1 Qc1+ 39. Kf2 Qxc5+ 40. Kf3 Qd5+ 41. Kf4 Qd3 42. Re3 Qf1+ 43. Kg3 Qg1+ 44. Kf3 Qf1+ 45. Kg3 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Bento Goncalves"]
[Date "2000.??.??"]
[Round "2"]
[White "Oshiro Shinsato, Ronald"]
[Black "Diaz Villagran, Robert"]
[Result "0-1"]
[ECO "C59"]
[PlyCount "120"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Bd6 11. d4 Qc7 12. f4 exf3 13. Bxf3 Bxe5 14. Qe2 0-0 15. dxe5 Re8 16. 0-0 Rxe5 17. Bf4 Qb6+ 18. Qf2 Qxf2+ 19. Kxf2 Rf5 20. Bd2 Nc4 21. Kg1 Ba6 22. Be2 Rxf1+ 23. Bxf1 Rd8 24. b3 Nxd2 25. Bxa6 Nde4 26. Na3 Nd5 27. Bb7 Nb4 28. Nc4 Nxc2 29. Rc1 Nd4 30. Re1 Nc5 31. Na5 Nxb7 32. Nxb7 Rd7 33. Re8+ Kh7 34. Rd8 Rxb7 35. Rxd4 f6 36. Kf2 Kg6 37. Rc4 Rb6 38. Ke3 Kf5 39. Kd4 Ke6 40. Kc5 Kd7 41. Rd4+ Kc7 42. Rd2 Rb5+ 43. Kc4 Re5 44. g3 g5 45. Rf2 f5 46. h4 gxh4 47. gxh4 Kd6 48. Rf4 Ke6 49. Kd3 Ra5 50. a4 Rd5+ 51. Ke3 Ke5 52. Rf1 Rc5 53. Kd3 f4 54. b4 Rd5+ 55. Kc4 Rd2 56. b5 cxb5+ 57. axb5 Ke4 58. Re1+ Kf3 59. Re6 h5 60. Re7 Ra2 0-1

[Event "Lima op U18"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Oshiro Shinsato, Ronald"]
[Black "Loayza, Froylan"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "57"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nf3 Bg4 7. 0-0 e6 8. h3 Bh5 9. Re1 Nbd7 10. Bd2 Qc7 11. Be2 Bd6 12. Ng5 Bxe2 13. Qxe2 Nb6 14. Nce4 Nxe4 15. Qxe4 0-0-0 16. Ba5 h6 17. Nf3 Qd7 18. a4 Rhe8 19. Bxb6 axb6 20. c3 Kc7 21. a5 b5 22. a6 Ra8 23. axb7 Kxb7 24. b3 f5 25. Qc2 Qc7 26. Rxa8 Kxa8 27. c4 Kb7 28. Qd3 Kb6 29. c5+ 1-0

[Event "Lima op U18"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Oshiro Shinsato, Ronald"]
[Black "Pacheco, Marco"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "130"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d3 g6 6. 0-0 Bg7 7. Re1 0-0 8. Bf1 Bg4 9. h3 Bxf3 10. Qxf3 Rb8 11. Qe2 b5 12. f4 b4 13. Be3 Nd7 14. Qc2 Qa5 15. a3 bxc3 16. bxc3 Rb7 17. Rd1 Rfb8 18. Ra2 Rb3 19. Rc1 Qb6 20. Ra1 Na5 21. Qd1 Qc6 22. Be2 a6 23. Bf3 Qb6 24. h4 h5 25. g4 hxg4 26. Bxg4 Nf6 27. Bf3 Qc7 28. Nd2 Nd7 29. Nxb3 Nxb3 30. Rab1 Nxc1 31. Rxb8+ Qxb8 32. Qxc1 Qb3 33. Bd2 Nf6 34. Kh2 Qe6 35. Qd1 Qa2 36. Qc1 Bh6 37. Kg1 e5 38. c4 exf4 39. Bxf4 Bxf4 40. Qxf4 Qa1+ 41. Kg2 Qe5 42. Qd2 Qd4 43. Qc2 Kg7 44. Be2 Qe3 45. Qd1 Nd7 46. Qf1 Ne5 47. Qf2 Qxf2+ 48. Kxf2 f6 49. Ke3 Nc6 50. Bd1 g5 51. hxg5 fxg5 52. Be2 Kf6 53. Bg4 Ke5 54. Bd1 Nd4 55. a4 a5 56. Bh5 Nc2+ 57. Kd2 Nb4 58. Ke3 Na2 59. Be8 Nc3 60. Bd7 g4 61. Bxg4 Nxa4 62. Kd2 Kd4 63. Kc2 Nc3 64. Bh3 a4 65. Bf1 Na2 0-1

[Event "Wch U14"]
[Site "Oropesa del Mar"]
[Date "1999.10.25"]
[Round "2"]
[White "Oshiro Shinsato, Ronald"]
[Black "Llobel Cortell, Enrique"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "2198"]
[PlyCount "62"]
[EventDate "1999.10.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 072 Extra"]
[Source "ChessBase"]
[SourceDate "1999.11.18"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.18"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f3 Nbd7 5. Be3 e5 6. Qd2 h5 7. Nge2 Be7 8. 0-0-0 Qc7 9. Ng3 g6 10. f4 b5 11. fxe5 dxe5 12. d5 b4 13. Nce2 cxd5 14. exd5 Bd6 15. Qd3 Qa5 16. Ne4 Nxe4 17. Qxe4 Qxa2 18. Nf4 f5 19. Qd3 exf4 20. Bd4 0-0 21. b3 Be5 22. Re1 Ba6 23. Qd2 Bxd4 24. Qxd4 Rac8 25. Bc4 Bxc4 26. Re6 Qxc2+ 27. Kxc2 Bxd5+ 28. Kb2 Bxe6 29. Re1 Nc5 30. Kb1 Ne4 31. Qxa7 Rc3 0-1

[Event "Pan American-ch U14"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "1"]
[White "Bruce, Shannon Hill"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "E19"]
[PlyCount "46"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. Nc3 Be7 6. d4 0-0 7. 0-0 Ne4 8. Qc2 f5 9. Rd1 d5 10. Ne5 Nd7 11. Bf4 Bf6 12. Rac1 c6 13. Qa4 Bxe5 14. Bxe5 Nxe5 15. dxe5 Nc5 16. Qa3 f4 17. cxd5 cxd5 18. gxf4 Rxf4 19. e3 Rg4 20. h3 Rg6 21. Ne2 Qg5 22. Nf4 d4 23. Kh2 Bxg2 0-1

[Event "Pan American-ch U14"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "6"]
[White "Diaz, Robert"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2038"]
[PlyCount "48"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Nbd2 d6 7. c3 Bg4 8. h3 Bh5 9. b4 a6 10. a4 d5 11. exd5 Nxd5 12. Ne4 Kh8 13. Bxd5 Qxd5 14. c4 Qe6 15. b5 axb5 16. cxb5 Bxf3 17. Qxf3 Nd4 18. Qh5 Nb3 19. Rb1 f5 20. Ng5 Bxg5 21. Bxg5 f4 22. Rfe1 Nd4 23. f3 h6 24. Bh4 Rf5 0-1

[Event "Lima Metropolitano U14"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "6"]
[White "Guerrero, Jorge"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Nc2 d6 8. Nd2 Be6 9. g3 Qg6 10. Bxc5 dxc5 11. Ne3 0-0-0 12. Qc2 Qf6 13. f4 h5 14. 0-0-0 g5 15. f5 Bd7 16. Ndc4 Ne5 17. Nxe5 Qxe5 18. Nc4 Qf6 19. Bg2 Qa6 20. b3 f6 21. Ne3 Bc6 22. c4 Rd4 23. Nd5 Bxd5 24. exd5 Rd8 25. Rxd4 cxd4 26. Rd1 Qa3+ 27. Kb1 Qc5 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "3"]
[White "Malacre, Nicolas"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "D55"]
[PlyCount "148"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bg5 Bb7 5. e3 Be7 6. Nc3 0-0 7. Bd3 d5 8. 0-0 dxc4 9. Bxc4 Nd5 10. Bxd5 exd5 11. Bxe7 Qxe7 12. Qc2 Rd8 13. Rfe1 Nc6 14. a3 Rac8 15. Rad1 Qf6 16. b4 a6 17. Ne2 Ne7 18. Ng3 Qg6 19. Qxg6 hxg6 20. Rc1 f6 21. Re2 Kf7 22. Rec2 Rd7 23. h4 Nf5 24. Nxf5 gxf5 25. h5 c6 26. Nh4 Rh8 27. Nxf5 Rxh5 28. Ng3 Rg5 29. a4 Ke6 30. a5 b5 31. Ne2 Kd6 32. Nf4 Rc7 33. Nd3 Bc8 34. Nc5 Rh5 35. f3 g6 36. e4 Rch7 37. Kf2 Rh1 38. exd5 Rxc1 39. Ne4+ Kxd5 40. Nxf6+ Kxd4 41. Rxc1 Rc7 42. Ne4 Kd3 43. g4 Kd4 44. Nc5 Kd5 45. Kg3 Re7 46. Ne4 Rc7 47. Kf4 Rf7+ 48. Ke3 Rc7 49. g5 Bf5 50. Rc5+ Ke6 51. f4 Bxe4 52. Kxe4 Kd6 53. f5 Re7+ 54. Kf4 gxf5 55. Kxf5 Rf7+ 56. Kg6 Rf4 57. Rf5 Rxb4 58. Rf6+ Kc5 59. Kf7 Rg4 60. g6 b4 61. g7 b3 62. Rg6 Rxg6 63. Kxg6 b2 64. g8Q b1Q+ 65. Kf6 Qb2+ 66. Ke7 Qe5+ 67. Qe6 Qxe6+ 68. Kxe6 Kb5 69. Kd6 c5 70. Kd5 c4 71. Kd4 Kb4 72. Ke3 Kb3 73. Kd2 Kb2 74. Kd1 c3 0-1

[Event "Lima Metropolitano U16"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "1"]
[White "Martinez, Kelly"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "72"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. d4 exd4 11. Nxd4 Nxd4 12. Qxd4 Bb7 13. Nd2 Bf6 14. Qg4 Re8 15. Rxe8+ Qxe8 16. Nf3 Qe7 17. Bh6 Re8 18. h3 Kh8 19. Bg5 h6 20. Bc2 Bxg5 21. Re1 Qf8 22. Rxe8 Qxe8 23. Nxg5 Qe1+ 24. Kh2 hxg5 25. Qxg5 g6 26. h4 Qxf2 27. Be4 c6 28. h5 Qf4+ 29. Qxf4 Nxf4 30. g4 gxh5 31. Kg3 Ne2+ 32. Kh4 hxg4 33. Kxg4 Bc8+ 34. Kf3 Nc1 35. Bxc6 Be6 36. a3 Nd3 0-1

[Event "Lima Metropolitano U14"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "5"]
[White "Oshiro, Daniel"]
[Black "Oshiro Shinsato, Ronald"]
[Result "1/2-1/2"]
[ECO "B93"]
[PlyCount "53"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bc4 Be7 9. fxe5 Nxe5 10. Nxe5 dxe5 11. Qxd8+ Bxd8 12. h3 Ba5 13. Bd2 b5 14. Bd3 Bb7 15. 0-0 Bb6+ 16. Kh2 0-0 17. a3 Bd4 18. Rae1 Rac8 19. Re2 Nd7 20. Nd1 Nc5 21. Rfe1 Nxd3 22. cxd3 Rfd8 23. Ba5 Rd7 24. Nc3 f6 25. Rd1 Rf7 26. Bb4 f5 27. exf5 1/2-1/2

[Event "Lima Metropolitano U14"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "7"]
[White "Oshiro Shinsato, Ronald"]
[Black "Alvarez, Douglas"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "29"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 e6 7. Be3 cxd4 8. cxd4 Nf6 9. 0-0 Be7 10. Nc3 Qd8 11. Ne5 Nxe5 12. dxe5 Qxd1 13. Bxd1 Bxd1 14. exf6 Bxf6 15. Raxd1 1-0

[Event "Lima Metropolitano U14"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "4"]
[White "Oshiro Shinsato, Ronald"]
[Black "Clemente, Luis"]
[Result "1/2-1/2"]
[ECO "B40"]
[PlyCount "81"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Ng8 5. d4 cxd4 6. cxd4 Ne7 7. Nc3 Nbc6 8. Bd3 Nb4 9. 0-0 Nxd3 10. Qxd3 d5 11. exd6 Qxd6 12. Nb5 Qd8 13. Nc3 Nd5 14. Nxd5 Qxd5 15. Re1 Bd6 16. b3 b6 17. Ng5 Bb7 18. f3 h6 19. Ne4 Bb4 20. Rd1 Rc8 21. a3 Be7 22. Bf4 0-0 23. Rac1 Rc6 24. Rxc6 Bxc6 25. b4 Rc8 26. Rc1 Bb7 27. Rxc8+ Bxc8 28. Qc3 Bb7 29. Be3 Qc6 30. Qxc6 Bxc6 31. Bf4 a5 32. bxa5 bxa5 33. Bd6 Kf8 34. Kf2 Bxd6 35. Nxd6 Bd5 36. Ke3 Ke7 37. Ne4 Kd7 38. Nc3 Bc6 39. Kd3 Kc7 40. Kc4 Kb6 41. Kd3 1/2-1/2

[Event "Lima Metropolitano U16"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "2"]
[White "Oshiro Shinsato, Ronald"]
[Black "Estrada, Antonio"]
[Result "1-0"]
[ECO "B22"]
[BlackElo "2170"]
[PlyCount "45"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nc6 4. d4 cxd4 5. cxd4 Nf6 6. e5 Nd5 7. Nc3 Nc7 8. Bf4 a6 9. Bd3 Nd5 10. Nxd5 exd5 11. 0-0 Qb6 12. Bc2 Qxb2 13. Bb3 Ne7 14. Rc1 Qa3 15. Bg5 b5 16. Rc7 Nc6 17. Bxd5 Qa5 18. Rxc6 Bb7 19. Rc5 Bxc5 20. Bxb7 Rb8 21. dxc5 Rxb7 22. Qd6 f6 23. exf6 1-0

[Event "Lima Metropolitano U16"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "3"]
[White "Oshiro Shinsato, Ronald"]
[Black "Falcon, Jusef"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "76"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 Nf6 5. Bb5 Bd7 6. 0-0 e6 7. d3 Be7 8. e5 dxe5 9. Nxe5 Qc7 10. Nxd7 Nxd7 11. Bxc6 Qxc6 12. a4 0-0 13. Qe1 Rfe8 14. Ne4 Rad8 15. b3 Nf6 16. Bb2 Nxe4 17. dxe4 c4 18. Rf3 Bc5+ 19. Kh1 Bd4 20. c3 Bb6 21. a5 Bc7 22. b4 Rd7 23. e5 Red8 24. h3 Rd2 25. Rf2 Qd5 26. Rb1 Qd3 27. Rxd2 Qxd2 28. Qe4 Qd3 29. Qe1 b6 30. a6 b5 31. Ra1 Qc2 32. Qb1 Rd2 33. Qxc2 Rxc2 34. Rb1 Kf8 35. Kh2 f6 36. Kg3 fxe5 37. Kf3 exf4 38. Ke4 Ke7 0-1

[Event "Pan American-ch U14"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "7"]
[White "Oshiro Shinsato, Ronald"]
[Black "Fernandez, Daniel"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "2045"]
[PlyCount "66"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 b6 6. 0-0 Bb7 7. Na3 g6 8. Re1 Bg7 9. Bf1 0-0 10. Bg5 h6 11. Bf4 e5 12. Bg3 Re8 13. Nc4 Qc7 14. Ne3 b5 15. Nd2 Bc6 16. f3 a5 17. d4 cxd4 18. cxd4 exd4 19. Nc2 Nh5 20. Bf2 d3 21. Bxd3 Nc5 22. Bxc5 dxc5 23. Qc1 Rad8 24. Bf1 Be5 25. g3 c4 26. Ne3 Bd4 27. Bg2 f5 28. Kh1 f4 29. gxf4 Nxf4 30. Qc2 Nd3 31. Re2 Bxb2 32. Rg1 Bg7 33. Bh3 Nf4 0-1

[Event "PER-ch U14"]
[Site "Peru"]
[Date "1999.??.??"]
[Round "?"]
[White "Oshiro Shinsato, Ronald"]
[Black "Garcia, Jhon"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "59"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 Bg4 6. Bb5 a6 7. Bxc6+ bxc6 8. 0-0 g6 9. h3 Bd7 10. e5 dxe5 11. Nxe5 Bg7 12. Qf3 Nf6 13. Nxc6 Qc8 14. Ne5 0-0 15. Nc3 Rb8 16. b3 a5 17. Ba3 Re8 18. Rac1 Qa6 19. g4 h6 20. Nd5 Bb5 21. Rfe1 Nxd5 22. Qxf7+ Kh7 23. Qxd5 Rbd8 24. Qe4 Qb6 25. Bc5 Qf6 26. Re3 a4 27. b4 e6 28. Rce1 Bf8 29. Rf3 Qg5 30. h4 1-0

[Event "Pan American-ch U14"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "4"]
[White "Oshiro Shinsato, Ronald"]
[Black "Mieles Palau, Daniel Alberto"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "2229"]
[PlyCount "89"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bf1 Nc6 8. h3 e5 9. d3 h6 10. Na3 Be6 11. Be3 b6 12. Nh2 d5 13. exd5 Nxd5 14. Nc2 Qc7 15. Nf3 Rad8 16. Qe2 Rd7 17. Rac1 Qd8 18. Qd2 e4 19. Nh2 exd3 20. Na3 Kh7 21. Rcd1 Nxe3 22. Rxe3 c4 23. Rxe6 fxe6 24. Nxc4 Qc7 25. Bxd3 Rfd8 26. Qc2 Ne7 27. h4 e5 28. Ne3 e4 29. Bxe4 Rxd1+ 30. Nxd1 Qf4 31. Ne3 Qxh4 32. g3 Qf6 33. Nhg4 Qe6 34. b4 Rc8 35. c4 Nc6 36. Bd5 Qe7 37. a3 Nd4 38. Qd3 h5 39. Nh2 Rf8 40. Qd2 Qe5 41. Kg2 Bh6 42. Nhf1 Nf5 43. Qd3 Nxe3+ 44. Nxe3 Bxe3 45. fxe3 0-1

[Event "Lima Metropolitano U16"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "5"]
[White "Oshiro Shinsato, Ronald"]
[Black "Persico, Alfredo"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "75"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Bd3 Nec6 8. Nf3 Qa5 9. Bd2 c4 10. Be2 Bd7 11. Qb1 b6 12. a4 f6 13. 0-0 fxe5 14. Nxe5 Nxe5 15. dxe5 0-0 16. Qb4 Nc6 17. Qd6 Nb8 18. Bg4 Re8 19. f4 Qc5+ 20. Qxc5 bxc5 21. Be3 Na6 22. Rfb1 Rab8 23. a5 Rxb1+ 24. Rxb1 Rb8 25. Rxb8+ Nxb8 26. Bxc5 Nc6 27. Bb4 Nxb4 28. cxb4 Kf7 29. c3 Ba4 30. Kf2 d4 31. cxd4 c3 32. Ke2 c2 33. Kd2 g6 34. Be2 Ke7 35. Bd3 Kd7 36. Bxc2 Bc6 37. g3 Ke7 38. Kc3 1-0

[Event "Pan American-ch U14"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "2"]
[White "Oshiro Shinsato, Ronald"]
[Black "Real de Azua, Ernesto"]
[Result "1/2-1/2"]
[ECO "B50"]
[BlackElo "2058"]
[PlyCount "58"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bf1 Bg4 8. h3 Bxf3 9. Qxf3 Nc6 10. d3 Nd7 11. Nd2 Rb8 12. a4 a6 13. Nc4 b5 14. axb5 axb5 15. Ne3 b4 16. Bd2 bxc3 17. bxc3 Rb2 18. Nc4 Nde5 19. Nxe5 Nxe5 20. Qd1 Qb6 21. Bc1 Rb1 22. Rxb1 Qxb1 23. Bg5 Qxd1 24. Rxd1 Nc6 25. d4 cxd4 26. cxd4 Nxd4 27. Bxe7 Re8 28. Bxd6 Rxe4 29. f3 Re8 1/2-1/2

[Event "Lima Metropolitano U14"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "2"]
[White "Oshiro Shinsato, Ronald"]
[Black "Robles, Ivan"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "33"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 e6 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 g6 7. Bg5 Bg7 8. Bd3 Qc7 9. Rc1 Nc6 10. d5 exd5 11. exd5 Ne5 12. Nxe5 dxe5 13. Nb5 Qa5+ 14. Bd2 Qxa2 15. Nc7+ Ke7 16. d6+ Kd7 17. Qc2 1-0

[Event "PER-ch U14"]
[Site "Peru"]
[Date "1999.??.??"]
[Round "?"]
[White "Oshiro Shinsato, Ronald"]
[Black "Saldana Diaz, Juan"]
[Result "1/2-1/2"]
[ECO "C85"]
[PlyCount "116"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. d3 Bd6 8. d4 Bg4 9. dxe5 Bxf3 10. Qxf3 Bxe5 11. Qf5 Qe7 12. Kh1 0-0 13. c3 Bd6 14. Re1 Qd7 15. Qxd7 Nxd7 16. Be3 Ne5 17. b3 Rad8 18. Nd2 Ng4 19. Nc4 Nxe3 20. Rxe3 Bc5 21. Re2 b5 22. Na5 Rd3 23. Nxc6 Rxc3 24. Rd1 Bd6 25. Nd4 Re8 26. Nf5 Bf8 27. h3 g6 28. Ng3 Bd6 29. Nf1 Kg7 30. Nh2 f6 31. Nf3 Rc5 32. Nd4 Be5 33. g3 Bxd4 34. Rxd4 Re7 35. Kg2 Kf7 36. f4 Rc6 37. Kf3 Rc3+ 38. Re3 Rxe3+ 39. Kxe3 Ke6 40. a4 c5 41. Rd5 Rc7 42. axb5 axb5 43. g4 Rc6 44. f5+ Ke7 45. h4 Kf7 46. Rd7+ Kg8 47. Rb7 b4 48. Rd7 Ra6 49. Kd3 Ra1 50. Kc4 Rg1 51. Kxc5 Rxg4 52. Rd4 Rxh4 53. fxg6 hxg6 54. Rxb4 g5 55. Kd4 f5 56. Ke3 Rxe4+ 57. Rxe4 fxe4 58. Kxe4 Kf7 1/2-1/2

[Event "Pan American-ch U14"]
[Site "Matinhos"]
[Date "1999.??.??"]
[Round "5"]
[White "Perez, Robinson Molina"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2123"]
[PlyCount "58"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 h6 4. Bxf6 Qxf6 5. e4 c5 6. c3 cxd4 7. cxd4 Nc6 8. Nc3 Bb4 9. Rc1 0-0 10. a3 Bxc3+ 11. Rxc3 d6 12. Bb5 Qg6 13. Qe2 Bd7 14. 0-0 a6 15. Bd3 e5 16. dxe5 dxe5 17. Bb1 Bg4 18. Kh1 Nd4 19. Qe3 Bxf3 20. gxf3 Qf6 21. Ba2 Rac8 22. Rfc1 Rxc3 23. Rxc3 Qh4 24. Bc4 Rd8 25. Bf1 Rd6 26. Bg2 Ne6 27. Rc1 Nf4 28. Qa7 Qg5 29. Rg1 Rd1 0-1

[Event "Lima Metropolitano U14"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "1"]
[White "Puertas, Alvaro"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "E38"]
[PlyCount "74"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. Nf3 0-0 6. Bg5 d5 7. e3 Nc6 8. Bd3 h6 9. Bh4 cxd4 10. exd4 dxc4 11. Bxf6 Qxf6 12. Bxc4 Nxd4 13. Nxd4 Qxd4 14. Be2 b6 15. 0-0 Bb7 16. Rad1 Qc5 17. a3 Bxc3 18. Qxc3 Qxc3 19. bxc3 Rfd8 20. Rxd8+ Rxd8 21. Rd1 Rxd1+ 22. Bxd1 Kf8 23. g3 Ke7 24. Kf1 Kd6 25. Bb3 Kc5 26. Ke2 Bd5 27. Bxd5 Kxd5 28. Kd3 b5 29. f3 a6 30. f4 f6 31. g4 e5 32. fxe5 fxe5 33. h4 g5 34. hxg5 hxg5 35. Ke3 e4 36. Kd2 Ke5 37. Ke3 a5 0-1

[Event "Lima Metropolitano U14"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "3"]
[White "Torres, Carlos"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "62"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. a3 Be7 6. 0-0 Bg4 7. Nbd2 0-0 8. h3 Bh5 9. c3 Qd7 10. Re1 Rad8 11. d4 exd4 12. Qc2 Bxf3 13. Nxf3 Ne5 14. Nxe5 dxe5 15. Rd1 Bc5 16. Kh1 Qc6 17. Bg5 h6 18. Bd5 Nxd5 19. Bxd8 Nf4 20. Bh4 d3 21. Qd2 Qxe4 22. f3 Qg6 23. b4 Be3 24. Qb2 f6 25. Kh2 Re8 26. g3 Ne2 27. Re1 Qf5 28. Rf1 g5 29. Qb3+ Kg7 30. Ra2 gxh4 31. gxh4 Qf4+ 0-1

[Event "Lima Metropolitano U16"]
[Site "Lima"]
[Date "1999.??.??"]
[Round "4"]
[White "Tupia, Roberto"]
[Black "Oshiro Shinsato, Ronald"]
[Result "0-1"]
[ECO "A46"]
[PlyCount "46"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. Nc3 cxd4 4. Nxd4 e5 5. Nb3 d5 6. Bg5 d4 7. Bxf6 Qxf6 8. Ne4 Qc6 9. Ng3 Be6 10. Qd3 Na6 11. a3 Bxb3 12. Qxb3 Nc5 13. Qf3 Qxf3 14. exf3 0-0-0 15. Bd3 g6 16. 0-0 f5 17. Rfe1 Bg7 18. b4 Na4 19. Rab1 Nc3 20. Rb3 Rhe8 21. Ne2 e4 22. fxe4 fxe4 23. Nxc3 exd3 0-1

