[Event "Eastern Asia-ch U14 Girls 7th"]
[Site "Hainan"]
[Date "2023.08.10"]
[Round "9"]
[White "Feng, Eunice"]
[Black "Mitsuyama, Rikka"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1702"]
[BlackElo "1451"]
[PlyCount "31"]
[EventDate "2023.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 Bb6 7. h3 h6 8. Re1 Re8 9. Nbd2 a6 10. Bb3 Ba7 11. Nf1 d6 12. Ng3 Nh7 13. d4 Ng5 14. Nxg5 hxg5 15. Qh5 Rf8 16. Bxg5 1-0

[Event "JPN-ch (Women)"]
[Site "Tokyo"]
[Date "2022.08.21"]
[Round "5"]
[White "Misawa, Yuki"]
[Black "Mitsuyama, Rikka"]
[Result "1/2-1/2"]
[ECO "D63"]
[WhiteElo "1587"]
[BlackElo "1157"]
[PlyCount "53"]
[EventDate "2022.08.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "JPN"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 Nbd7 6. e3 c6 7. Bd3 0-0 8. 0-0 Re8 9. a3 b6 10. b4 Bb7 11. c5 a5 12. Qc2 Ba6 13. Bxf6 Bxd3 14. Qxd3 Bxf6 15. e4 Qc7 16. e5 Be7 17. Ne2 Qa7 18. h3 axb4 19. axb4 Qxa1 20. Rxa1 Rxa1+ 21. Kh2 bxc5 22. bxc5 Rea8 23. Qb3 Rb8 24. Qc3 Rba8 25. Qb3 Rb8 26. Qc3 Rba8 27. Qb3 1/2-1/2

[Event "JPN-ch (Women)"]
[Site "Tokyo"]
[Date "2022.08.21"]
[Round "4"]
[White "Mitsuyama, Rikka"]
[Black "Ishizuka, Mirai"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1157"]
[BlackElo "1719"]
[PlyCount "113"]
[EventDate "2022.08.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "JPN"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Qc2 Nbd7 10. Bd3 h6 11. Bh4 Re8 12. 0-0 c6 13. a3 a5 14. Na4 b5 15. Qb3 Ra7 16. Nc3 Nb6 17. Nb1 Nc4 18. Nbd2 Nd7 19. Bg3 Bf6 20. Qc2 Ndb6 21. Nb3 Na4 22. Rb1 Qe7 23. Nbd2 Nab6 24. a4 Nxd2 25. Nxd2 Nxa4 26. Ra1 Qb4 27. Nb3 Nb6 28. Nc5 Nc4 29. b3 Nd2 30. Rfd1 Ne4 31. Bxe4 dxe4 32. f3 exf3 33. Be1 Qxc5 34. Qxc5 Raa8 35. gxf3 Rxe3 36. Bf2 Rxb3 37. Qb6 Re8 38. Qxb7 a4 39. Qxc6 Re2 40. Rab1 Reb2 41. Rxb2 Rxb2 42. Qc3 Rb3 43. Qc2 Be7 44. Qxb3 axb3 45. Rb1 b4 46. Rxb3 f5 47. Be1 Kf7 48. Bxb4 Bf6 49. d5 Ke8 50. Bc3 Bg5 51. Bxg7 Kf7 52. Rb7+ Ke8 53. d6 h5 54. Bd4 h4 55. d7+ Kd8 56. f4 Bh6 57. Bf6# 1-0

[Event "JPN-ch (Women)"]
[Site "Tokyo"]
[Date "2022.08.21"]
[Round "6"]
[White "Mitsuyama, Rikka"]
[Black "Okabe, Yuki"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1157"]
[PlyCount "51"]
[EventDate "2022.08.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "JPN"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 d6 6. e3 0-0 7. Rc1 a5 8. h3 Nc6 9. Bd3 e5 10. d5 Nb4 11. Bb1 e4 12. Nd4 Ne8 13. Bf4 g5 14. Bh2 Nf6 15. 0-0 g4 16. hxg4 Nxg4 17. Bf4 Bg5 18. Nce2 Bxf4 19. Nxf4 Qh4 20. Nh3 f4 21. Bxe4 fxe3 22. fxe3 Bd7 23. Qe2 Rxf1+ 24. Rxf1 Rf8 25. Nf5 Ne5 26. Nxh4 1-0

[Event "JPN-ch (Women)"]
[Site "Tokyo"]
[Date "2022.08.20"]
[Round "1"]
[White "Sakai, Azumi"]
[Black "Mitsuyama, Rikka"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1759"]
[BlackElo "1157"]
[PlyCount "214"]
[EventDate "2022.08.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "JPN"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Re8 8. Qc2 h6 9. Bh4 c6 10. Nf3 Ne4 11. Bxe7 Qxe7 12. 0-0 Ng5 13. Ne5 Nd7 14. f4 Nxe5 15. dxe5 Ne6 16. Rae1 Nc5 17. Be2 g6 18. b4 Bf5 19. Nxd5 Bxc2 20. Nxe7+ Rxe7 21. bxc5 Rd7 22. Bc4 Rd2 23. Rf2 Rad8 24. Rxd2 Rxd2 25. Re2 Rd1+ 26. Kf2 Be4 27. Rb2 Rc1 28. Be2 Rxc5 29. Rxb7 Rc2 30. Ke1 Rxa2 31. g3 Bd5 32. h4 Ra3 33. Kd2 a5 34. g4 Ra2+ 35. Kd3 Bc4+ 36. Kxc4 Rxe2 37. Kd3 Rh2 38. Ra7 Rxh4 39. g5 h5 40. Rxa5 Rh1 41. Rc5 Ra1 42. Rxc6 Ra3+ 43. Ke4 Ra8 44. Kf3 Re8 45. Rd6 Kg7 46. Ke4 Re6 47. Rd7 Kg8 48. f5 gxf5+ 49. Kxf5 Kf8 50. Rd4 Rg6 51. Rh4 Ke7 52. Rxh5 Rc6 53. Rh6 Rc2 54. Rh4 Rf2+ 55. Rf4 Re2 56. e4 Rg2 57. Rf3 Rg1 58. Ra3 Rf1+ 59. Kg4 Rg1+ 60. Kf4 Rf1+ 61. Rf3 Rg1 62. Rf2 Ke6 63. Rf3 Ke7 64. Kf5 Rg2 65. Ra3 Rf2+ 66. Kg4 Rg2+ 67. Rg3 Rf2 68. Rb3 Rg2+ 69. Kf4 Rf2+ 70. Kg3 Rf1 71. Rb6 Rg1+ 72. Kf4 Rf1+ 73. Ke3 Re1+ 74. Kd4 Rd1+ 75. Kc5 Rc1+ 76. Kd5 Rd1+ 77. Kc6 Re1 78. Kd5 Rd1+ 79. Kc6 Re1 80. g6 fxg6 81. Kd5 Rd1+ 82. Kc4 Kf7 83. Rf6+ Kg7 84. Rd6 Rc1+ 85. Kd5 Rd1+ 86. Ke6 Rf1 87. Rd7+ Kg8 88. Rd3 Rf4 89. Kd5 Kf7 90. Rc3 Rf1 91. e6+ Kf6 92. e5+ Ke7 93. Rc7+ Kf8 94. e7+ Kf7 95. e6+ Ke8 96. Ra7 Rd1+ 97. Ke5 Rf1 98. Rb7 Re1+ 99. Kf6 Rf1+ 100. Kxg6 Rf6+ 101. Kg5 Rf5+ 102. Kg6 Rf6+ 103. Kg7 Rg6+ 104. Kh7 Rh6+ 105. Kg7 Rg6+ 106. Kh7 Rh6+ 107. Kg7 Rg6+ 1/2-1/2

[Event "JPN-ch (Women)"]
[Site "Tokyo"]
[Date "2022.08.20"]
[Round "3"]
[White "Yamada, Misaki"]
[Black "Mitsuyama, Rikka"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1140"]
[BlackElo "1157"]
[PlyCount "116"]
[EventDate "2022.08.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "JPN"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 c5 4. c3 Nc6 5. Bg2 Bg4 6. h3 Bh5 7. 0-0 e6 8. Bf4 Qb6 9. Nbd2 cxd4 10. cxd4 Nxd4 11. Qa4+ Nc6 12. b3 Be7 13. g4 Bg6 14. Ne5 0-0 15. Nxg6 fxg6 16. Rac1 Nd4 17. Rfe1 Bc5 18. e3 Nc6 19. a3 e5 20. Bg5 Rad8 21. b4 Be7 22. Bxf6 gxf6 23. e4 d4 24. b5 Nb8 25. Qc4+ Kh8 26. Qc7 Qd6 27. Qxd6 Bxd6 28. a4 Bb4 29. Red1 Rc8 30. Nb3 b6 31. Bf1 Nd7 32. Na1 Nc5 33. Nc2 Bc3 34. f3 Nxa4 35. Na3 Nb2 36. Be2 Nxd1 37. Bxd1 Bb2 38. Rxc8 Rxc8 39. Nc2 d3 40. Ne3 Rc1 41. Kf2 Bd4 42. Bb3 d2 43. Ke2 Re1+ 44. Kxd2 Rxe3 45. Bd1 Kg7 46. h4 Ra3 47. h5 a5 48. bxa6 Rxa6 49. Kd3 b5 50. Kc2 Ra1 51. Be2 Ra2+ 52. Kd3 Rxe2 53. Kxe2 b4 54. Kd2 b3 55. Kc1 gxh5 56. gxh5 Kh6 57. Kd2 Kxh5 58. Kd3 Kg5 0-1

[Event "Olympiad Women-44"]
[Site "Chennai"]
[Date "2022.08.09"]
[Round "11.4"]
[White "Mitsuyama, Rikka"]
[Black "Eftovska, Lea"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1157"]
[BlackElo "1634"]
[PlyCount "118"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Japan (W)"]
[BlackTeam "North Macedonia (W)"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "MKD"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. b3 b6 11. a3 Nh5 12. Nd2 Nf4 13. Bf3 Qg5 14. Kh1 h5 15. g3 Nh3 16. Bg2 Qe7 17. Nf3 f6 18. Be3 Ng5 19. Nh4 Kh7 20. f4 Nf7 21. f5 Nh8 22. b4 Nb7 23. Qe2 gxf5 24. Qxh5+ Kg8 25. exf5 Qf7 26. Ng6 Re8 27. Ne4 Bxf5 28. Qxf5 Qxg6 29. Qxg6 Nxg6 30. Nxf6+ Bxf6 31. Rxf6 Kg7 32. Raf1 Rf8 33. Bg5 axb4 34. axb4 Ra4 35. Rxf8 Nxf8 36. Bd2 Ra2 37. Rf2 Ra1+ 38. Bf1 Nh7 39. h4 Nf6 40. Bh6+ Kg6 41. Bf8 Ne4 42. h5+ Kxh5 43. Rh2+ Kg4 44. Kg2 Nxg3 45. Bd3 Ra2+ 46. Kg1 Rxh2 47. Kxh2 e4 48. Bc2 Kf3 49. Be7 e3 50. Bh4 Nf1+ 51. Kg1 e2 52. Bf2 Nd8 53. Bg6 Ng3 54. Bd3 Ne4 55. Be1 Nf7 56. Bc2 Ne5 57. Bb3 Nd3 58. Bh4 e1Q+ 59. Bxe1 Nxe1 0-1

[Event "Olympiad Women-44"]
[Site "Chennai"]
[Date "2022.08.08"]
[Round "10.4"]
[White "Maradiaga, Cesia"]
[Black "Mitsuyama, Rikka"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1533"]
[BlackElo "1157"]
[PlyCount "108"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Honduras (W)"]
[BlackTeam "Japan (W)"]
[WhiteTeamCountry "HON"]
[BlackTeamCountry "JPN"]

1. b3 d5 2. e3 c5 3. Bb2 Nc6 4. Bb5 Nf6 5. Nf3 a6 6. Bxc6+ bxc6 7. h3 Bf5 8. Nh4 Bc8 9. 0-0 e6 10. Nf3 Bd6 11. d3 0-0 12. Nbd2 Re8 13. c4 e5 14. d4 cxd4 15. exd4 e4 16. Ne5 Qc7 17. c5 Bxe5 18. dxe5 Nd7 19. f3 e3 20. Nb1 Nxe5 21. Re1 Ng6 22. Qd4 f6 23. Rxe3 Bf5 24. Nd2 Qg3 25. Nf1 Qg5 26. f4 Nxf4 27. Rg3 Ne2+ 28. Kh2 Nxg3 29. Nxg3 Bd7 30. Bc1 Qe5 31. Qxe5 fxe5 32. Bb2 g6 33. Re1 e4 34. h4 Bg4 35. Nf1 Rf8 36. Ne3 Be6 37. Nc2 Rf2 38. Nd4 Bd7 39. Ne2 Bg4 40. Nd4 Rxb2 41. Nxc6 Re8 42. Nb4 Bf3 43. Nxd5 Re5 44. Nf6+ Kg7 45. Nd7 Rd5 46. c6 Rdd2 47. Rg1 Rxg2+ 48. Rxg2 Rxg2+ 49. Kh3 Rxa2 50. b4 Rc2 51. Nc5 Rxc5 52. bxc5 e3 53. c7 Bb7 54. Kg3 Kf6 0-1

[Event "Olympiad Women-44"]
[Site "Chennai"]
[Date "2022.08.07"]
[Round "9.4"]
[White "Mitsuyama, Rikka"]
[Black "Mayeregger Gonzalez, Renata Valentina"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1157"]
[BlackElo "1479"]
[PlyCount "70"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Japan (W)"]
[BlackTeam "Paraguay (W)"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "PAR"]

1. d4 c5 2. d5 Nf6 3. c4 e6 4. Nc3 exd5 5. Nxd5 d6 6. e4 h6 7. Bd3 Nc6 8. Nf3 Bg4 9. h3 Bh5 10. Nf4 Bxf3 11. Qxf3 Ne5 12. Qd1 g5 13. Ne2 Nxd3+ 14. Qxd3 Qe7 15. Ng3 0-0-0 16. 0-0 Nd7 17. Qa3 a6 18. b4 Bg7 19. Nf5 Qe5 20. Rb1 Bf6 21. Rd1 Nb6 22. b5 Nxc4 23. Qa4 Qxe4 24. bxa6 Qxb1 25. Qxc4 Qxf5 26. a7 Kc7 27. Qb5 Ra8 28. Qa5+ b6 29. Qd2 Rhd8 30. g4 Qe5 31. Re1 Qd4 32. Qc2 Re8 33. Rd1 Qe4 34. Qd2 Bd4 35. Kf1 Qh1# 0-1

[Event "Olympiad Women-44"]
[Site "Chennai"]
[Date "2022.08.06"]
[Round "8.4"]
[White "Sokolova, Victoria"]
[Black "Mitsuyama, Rikka"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1193"]
[BlackElo "1157"]
[PlyCount "58"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Cyprus (W)"]
[BlackTeam "Japan (W)"]
[WhiteTeamCountry "CYP"]
[BlackTeamCountry "JPN"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. 0-0 0-0 11. Re1 Bg4 12. Qb3 Nb6 13. Re4 Bxf3 14. Nxf3 Na5 15. Bxf7+ Rxf7 16. Qe6 Qd5 17. Qg4 Nc6 18. Rae1 Raf8 19. Qh4 Qf5 20. Re8 Rxe8 21. Rxe8+ Rf8 22. Re1 h6 23. Qg3 Nd5 24. Nh4 Qf4 25. Nf3 Nxd4 26. Nxd4 Qxd4 27. h3 Qf4 28. Re5 Qxg3 29. fxg3 c6 0-1

[Event "Olympiad Women-44"]
[Site "Chennai"]
[Date "2022.08.05"]
[Round "7.4"]
[White "Mitsuyama, Rikka"]
[Black "Ayele, Hana Mulugeta"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1157"]
[BlackElo "1437"]
[PlyCount "93"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Japan (W)"]
[BlackTeam "Ethiopia (W)"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "ETH"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 h6 6. Bh4 Nc6 7. e3 a6 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 0-0 11. 0-0 Bb7 12. Rc1 Rc8 13. Qe2 Re8 14. a4 bxa4 15. Bxa6 Bxa6 16. Qxa6 Nb4 17. Qxa4 Rb8 18. Rfd1 Nfd5 19. Bg3 Nb6 20. Qb3 Rb7 21. Na2 Nxa2 22. Qxa2 Bd6 23. Ne5 Bxe5 24. Bxe5 Qd7 25. Qa5 Ra8 26. Qb4 Rab8 27. Qa5 Ra8 28. Qc5 Na4 29. Qa3 Raa7 30. Rd2 Nxb2 31. Qc3 Na4 32. Qc4 Nb6 33. Qe2 Nd5 34. Qg4 f6 35. Bg3 Nb4 36. h3 Nd5 37. Rdc2 Nb4 38. Rc4 Nd5 39. Rc6 f5 40. Qg6 Rb6 41. Be5 Rxc6 42. Rxc6 Ra1+ 43. Kh2 Ra2 44. Rxe6 Ra8 45. Qxf5 Rf8 46. Qg4 Rxf2 47. Re8+ 1-0

[Event "Olympiad Women-44"]
[Site "Chennai"]
[Date "2022.08.01"]
[Round "4.4"]
[White "Mitsuyama, Rikka"]
[Black "Shih, Ching An"]
[Result "0-1"]
[ECO "D60"]
[WhiteElo "1157"]
[BlackElo "1582"]
[PlyCount "72"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Japan (W)"]
[BlackTeam "Chinese Taipei (W)"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "TPE"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 Nbd7 8. Bd3 dxc4 9. Bxc4 c5 10. 0-0 Nb6 11. Bd3 cxd4 12. Nxd4 Nbd5 13. Rc1 Bd7 14. Bg3 Qb6 15. Qe2 Rac8 16. Ne4 Nb4 17. Nxf6+ Bxf6 18. Bc4 Bxd4 19. exd4 Bc6 20. Be5 Bd5 21. Qg4 f6 22. Bxd5 Nxd5 23. Bg3 Rxc1 24. Rxc1 Qxb2 25. Qxe6+ Kh8 26. Rd1 Qxa2 27. Bd6 Rd8 28. Re1 Qa6 29. Qxd5 Qxd6 30. Qxb7 Qxd4 31. h3 Qd2 32. Re7 Qc1+ 33. Kh2 Qf4+ 34. g3 Qxf2+ 35. Qg2 Qc5 36. Qe2 a5 0-1

[Event "Olympiad Women-44"]
[Site "Chennai"]
[Date "2022.07.31"]
[Round "3.4"]
[White "Ni Mhuireagain, Eibhia"]
[Black "Mitsuyama, Rikka"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1638"]
[BlackElo "1157"]
[PlyCount "89"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Ireland (W)"]
[BlackTeam "Japan (W)"]
[WhiteTeamCountry "IRL"]
[BlackTeamCountry "JPN"]

1. c4 c6 2. Nc3 d5 3. b3 Nf6 4. Nf3 Bf5 5. g3 Nbd7 6. Bg2 e5 7. cxd5 cxd5 8. 0-0 Rc8 9. Nh4 Be6 10. Bb2 e4 11. f4 Qb6+ 12. Kh1 Nc5 13. Rc1 Bg4 14. Qe1 Be7 15. h3 Bd7 16. Qf2 Qd6 17. Nd1 Qa6 18. Nc3 Qd6 19. b4 Ne6 20. a3 b6 21. Nf5 Qb8 22. Nxe7 Kxe7 23. d3 e3 24. Qf3 Bc6 25. Nd1 Bb7 26. Nxe3 h5 27. Bxf6+ gxf6 28. Nxd5+ Kf8 29. Rxc8+ Qxc8 30. Qe3 Qc6 31. Rc1 Qd6 32. Nxf6 Ba6 33. f5 Nd4 34. Ne4 Qe5 35. f6 Nf5 36. Qf4 Qxf4 37. gxf4 Nd4 38. e3 Ne6 39. d4 Rh6 40. Ng5 Rxf6 41. Nh7+ Kg7 42. Nxf6 Kxf6 43. Bf3 h4 44. d5 Ng7 45. e4 1-0

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.29"]
[Round "8.3"]
[White "Mitsuyama, Rikka"]
[Black "Cho, Yeonhee"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "1157"]
[BlackElo "1423"]
[PlyCount "122"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Japan"]
[BlackTeam "South Korea"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "KOR"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 0-0 7. Rc1 b6 8. Bd3 h6 9. Bh4 Bb7 10. 0-0 c5 11. cxd5 Nxd5 12. Bg3 N7f6 13. Re1 cxd4 14. Nxd4 Nxc3 15. bxc3 Bd6 16. Bxd6 Qxd6 17. Ne2 Rfd8 18. Bc4 Qc6 19. Bd5 Nxd5 20. Nd4 Qd7 21. Qg4 Nf6 22. Qg3 Qd6 23. Qh4 Qd5 24. e4 Nxe4 25. Nf3 Nc5 26. Rc2 Ne4 27. c4 Qf5 28. Rce2 Nf6 29. Re5 Qg4 30. h3 Qxh4 31. Nxh4 Rd2 32. Nf3 Rxa2 33. Rd1 Bxf3 34. gxf3 Rc8 35. Rc1 Ra4 36. c5 Nd7 37. Re4 Rxe4 38. fxe4 Rxc5 39. Rd1 Ne5 40. f4 Nc4 41. Rd8+ Kh7 42. Rd7 a5 43. Rxf7 a4 44. Ra7 Ra5 45. Rc7 a3 46. Rxc4 a2 47. Rc1 a1Q 48. Rxa1 Rxa1+ 49. Kf2 b5 50. Ke2 b4 51. Kd2 Ra3 52. Kc2 Rxh3 53. Kb2 Kg6 54. f5+ exf5 55. exf5+ Kxf5 56. Kb1 Ke4 57. Kb2 Kd4 58. Kb1 Rh2 59. Ka1 Kc3 60. Kb1 b3 61. Kc1 Rh1# 0-1

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.29"]
[Round "7.4"]
[White "Prommuang, Araya"]
[Black "Mitsuyama, Rikka"]
[Result "1-0"]
[ECO "C93"]
[WhiteElo "1563"]
[BlackElo "1157"]
[PlyCount "121"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Thailand"]
[BlackTeam "Japan"]
[WhiteTeamCountry "THA"]
[BlackTeamCountry "JPN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Bb7 9. d4 0-0 10. h3 Re8 11. Bc2 h6 12. Nbd2 Bf8 13. Nf1 Qe7 14. Ng3 a5 15. Be3 Qd7 16. Qd2 b4 17. Ba4 Qc8 18. d5 bxc3 19. bxc3 Ne7 20. Bxe8 Qxe8 21. Rab1 Ba6 22. Rec1 Qa4 23. Qc2 Qd7 24. c4 c6 25. Qd2 c5 26. Qxa5 Qc8 27. Qc3 Qc7 28. Rb2 Nc8 29. a4 Nb6 30. Qa5 Nbxd5 31. Qxc7 Nxc7 32. Rb6 Nd7 33. Rbb1 Ne6 34. Nd2 Nf6 35. Nf5 Bc8 36. Rb6 Nd7 37. Rbb1 Rxa4 38. Ng3 Ra8 39. Ne2 Ba6 40. Nc3 Rc8 41. Nd5 Nc7 42. Ra1 Bb7 43. Ra7 Nxd5 44. exd5 Rc7 45. Rb1 e4 46. Raxb7 Rxb7 47. Rxb7 Ne5 48. Rb8 Nd3 49. Nxe4 Ne5 50. Nxd6 h5 51. Bxc5 Nd7 52. Rc8 Nxc5 53. Rxc5 Bxd6 54. Rc8+ Kh7 55. c5 Be5 56. d6 Bf6 57. c6 Kg6 58. d7 Kf5 59. c7 Ke6 60. d8Q Bxd8 61. cxd8Q 1-0

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.29"]
[Round "9.3"]
[White "Weng, Yu Hsin"]
[Black "Mitsuyama, Rikka"]
[Result "0-1"]
[ECO "D36"]
[BlackElo "1157"]
[PlyCount "106"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Taiwan"]
[BlackTeam "Japan"]
[WhiteTeamCountry "TPE"]
[BlackTeamCountry "JPN"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 0-0 9. 0-0 Re8 10. Qc2 Nf8 11. h3 Bd7 12. Rfc1 h6 13. Bf4 Ne6 14. Be5 Bc8 15. e4 Nxe4 16. Nxe4 dxe4 17. Bxe4 f6 18. Bg3 Kh8 19. Rd1 Qb6 20. Qd2 Rd8 21. Bf4 Nxf4 22. Qxf4 Bd6 23. Qd2 Be6 24. Nh4 Qb5 25. Qe2 Qxe2 26. Bd3 Qxb2 27. Rab1 Qxd4 28. Ng6+ Kg8 29. Rxb7 Qc5 30. Nh4 Bf8 31. Rb2 Rxd3 32. Re1 Qc3 33. Rbe2 Bc4 34. Nf5 Rd2 35. Re3 Rd3 36. R3e2 Rdd8 37. Re3 Qb4 38. a3 Qa4 39. Rg3 Rd1 40. Rge3 Rxe1+ 41. Rxe1 Qc2 42. Ne3 Qd2 43. Rd1 Qxd1+ 44. Nxd1 Bxa3 45. Ne3 Bd3 46. g3 Bc5 47. Nd1 Bd4 48. Kg2 Rb8 49. Kf3 Rb3 50. Kg2 Be4+ 51. Kf1 Bf3 52. Ne3 Rb1+ 53. Nd1 Rxd1# 0-1

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.28"]
[Round "5.5"]
[White "Chua, Jia Tien"]
[Black "Mitsuyama, Rikka"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1822"]
[BlackElo "1157"]
[PlyCount "87"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Malaysia"]
[BlackTeam "Japan"]
[WhiteTeamCountry "MAS"]
[BlackTeamCountry "JPN"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 0-0 6. Nbd2 d5 7. Bb3 Bg4 8. Qe2 Re8 9. 0-0 d4 10. Re1 Nh5 11. Nf1 Qf6 12. Ng3 dxc3 13. bxc3 Nf4 14. Bxf4 Qxf4 15. Bd5 Ne7 16. Bxb7 Rad8 17. Ba6 Ng6 18. Nf1 Nh4 19. N1d2 Nxf3+ 20. Nxf3 Bxf3 21. Qxf3 Qxf3 22. gxf3 Rxd3 23. Bxd3 Re6 24. Rab1 Rg6+ 25. Kf1 h6 26. Bc4 Rd6 27. Rb8+ Kh7 28. Bxf7 Rd2 29. Re2 Rd1+ 30. Kg2 Rd6 31. Re8 Rf6 32. Bg8+ Kh8 33. Bd5+ Kh7 34. Rxe5 Bd6 35. Re6 Rf4 36. e5 Bc5 37. Be4+ Kg8 38. Bg6 Bf8 39. Kg3 Rc4 40. Re8 Rc5 41. Re4 Rc6 42. e6 h5 43. Rxf8+ Kxf8 44. e7+ 1-0

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.28"]
[Round "6.2"]
[White "Mitsuyama, Rikka"]
[Black "Dorozhkina, Mariya"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1157"]
[BlackElo "1714"]
[PlyCount "76"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Japan"]
[BlackTeam "IPCA"]
[WhiteTeamCountry "JPN"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 0-0 8. h3 c5 9. Bb2 Qa5 10. Bc4 cxd4 11. Nxd4 Rd8 12. 0-0 Nc6 13. Nxc6 bxc6 14. Qf3 e6 15. Rad1 Ba6 16. Bxa6 Qxa6 17. a3 Qb5 18. Rb1 Rd3 19. a4 Qc4 20. Qe2 Rxc3 21. Qd2 Rc2 22. Qd7 Bxb2 23. Qb7 Rd8 24. Rxb2 Qxf1+ 25. Kh2 Rxb2 26. Qxb2 Qc4 27. Qf6 Qd4 28. e5 h6 29. f4 Rb8 30. a5 Rb4 31. Kh1 Rb1+ 32. Kh2 Qg1+ 33. Kg3 Qe3+ 34. Kh2 Rb4 35. Qd8+ Kh7 36. Qe7 Qxf4+ 37. g3 Rb2+ 38. Kg1 Qc1# 0-1

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.28"]
[Round "4.1"]
[White "Mitsuyama, Rikka"]
[Black "Neupane, Anisha"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1157"]
[BlackElo "1459"]
[PlyCount "49"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Japan"]
[BlackTeam "Nepal"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "NEP"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 h6 6. Bh4 0-0 7. e3 Nbd7 8. Rc1 b6 9. Bd3 Bb7 10. 0-0 c5 11. cxd5 Nxd5 12. Bg3 Rc8 13. Bb1 N7f6 14. Re1 Nxc3 15. bxc3 Be4 16. Bd3 cxd4 17. exd4 Bxd3 18. Qxd3 Qd5 19. c4 Qa5 20. Ne5 Rfd8 21. Red1 Nh5 22. Qf3 Nf6 23. Nc6 Qa3 24. Rc3 Qxa2 25. Nxe7+ 1-0

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.27"]
[Round "3.5"]
[White "Mitsuyama, Rikka"]
[Black "Ning, Isabelle Yixuan"]
[Result "1-0"]
[ECO "E98"]
[WhiteElo "1157"]
[BlackElo "1774"]
[PlyCount "117"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Japan"]
[BlackTeam "New Zealand"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "NZL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Bg4 f5 11. Bh3 Nf6 12. f3 f4 13. Bxc8 Rxc8 14. Nd3 g5 15. c5 h5 16. cxd6 cxd6 17. Nf2 Qd7 18. h3 Ng6 19. Bd2 Nh8 20. Ne2 Nf7 21. g3 Nh6 22. g4 hxg4 23. hxg4 Kf7 24. Nh3 Kg6 25. Qe1 Rh8 26. Nf2 Bf8 27. Kg2 Be7 28. Rh1 Rcf8 29. Qg1 Nfxg4 30. Kf1 Ne3+ 31. Bxe3 fxe3 32. Nd1 Rxf3+ 33. Ke1 Qb5 34. Rb1 Qb4+ 35. Ndc3 Rhf8 36. Qg2 Rf2 37. Qh3 Rh8 38. Qe6+ Bf6 39. Qh3 Nf7 40. Qxe3 Rxh1+ 41. Kxf2 Rh2+ 42. Kg1 Rh8 43. Qf3 Qb6+ 44. Kg2 Kg7 45. Rf1 Rh6 46. Ng3 Qxb2+ 47. Nce2 Rg6 48. Nf5+ Kf8 49. Nfg3 g4 50. Qe3 Qxa2 51. Qc3 Qa6 52. Qc8+ Kg7 53. Nf5+ Kh7 54. Rh1+ Nh6 55. Qd7+ Bg7 56. Rxh6+ Kg8 57. Qe8+ Bf8 58. Qxg6+ Bg7 59. Qxg7# 1-0

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.27"]
[Round "1.4"]
[White "Mitsuyama, Rikka"]
[Black "Prasad, Tanvi"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1157"]
[BlackElo "1165"]
[PlyCount "65"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Japan"]
[BlackTeam "Fiji"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "FIJ"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Nf3 Bg4 6. Be2 Nc6 7. h3 Bxf3 8. Bxf3 0-0 9. 0-0 e6 10. Bg5 Qd7 11. Qd2 Rfe8 12. a3 a6 13. Qe3 Na5 14. Be2 c5 15. dxc5 dxc5 16. e5 Nh5 17. g4 Nb3 18. Rad1 Qc7 19. gxh5 Bxe5 20. Ne4 Nd4 21. Nf6+ Kg7 22. Nxe8+ Rxe8 23. f4 Nf5 24. Qxe5+ Qxe5 25. fxe5 Ng3 26. Rf2 Ne4 27. h6+ Kg8 28. Rg2 Nxg5 29. Rxg5 Rf8 30. h4 f6 31. exf6 Rxf6 32. Rd8+ Kf7 33. h5 1-0

[Event "Online Olym Div3 A"]
[Site "Chess.com INT"]
[Date "2021.08.27"]
[Round "2.2"]
[White "Sanudula, KM Dahamdi"]
[Black "Mitsuyama, Rikka"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1717"]
[BlackElo "1157"]
[PlyCount "77"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Sri Lanka"]
[BlackTeam "Japan"]
[WhiteTeamCountry "SRI"]
[BlackTeamCountry "JPN"]

1. d4 d5 2. e3 c5 3. c3 Nf6 4. Bd3 Nc6 5. f4 Bg4 6. Nf3 Rc8 7. 0-0 Bd7 8. Nbd2 e6 9. Ne5 cxd4 10. exd4 Bd6 11. Qe2 Qb6 12. Ndf3 h6 13. g4 g5 14. fxg5 hxg5 15. Bxg5 Ne4 16. Bxe4 Nxe5 17. Bd3 Nxg4 18. h4 Rc7 19. a4 e5 20. a5 Qc6 21. Nxe5 Nxe5 22. dxe5 Bc5+ 23. Kh2 d4 24. cxd4 Bxd4 25. Rac1 Qe6 26. Bf5 Bxe5+ 27. Kg2 Qd5+ 28. Be4 Qe6 29. Bf5 Qd5+ 30. Kh3 Qb3+ 31. Rc3 Rxc3+ 32. bxc3 Qxc3+ 33. Rf3 Bxf5+ 34. Kg2 Bg4 35. Rxc3 Bxe2 36. Re3 Bc4 37. Rxe5+ Kf8 38. Be7+ Kg8 39. Bf6 1-0

