| # |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
| 1 | Takemiya Masaki | 9p | Koyama Ryugo | 5p | B+R | 125 | 1995-10-19 | Gosei, 21st | 2-3 | | 2 | Koyama Ryugo | 2p | Yo Kaei | 3p | W+R | 158 | 1989-07-05 | Oteai, 1989 | game 11 | | 3 | Koyama Shizuo | 5p | Ando Takeo | 6p | W+R | 202 | 1975-01-16 | Prime Minister's Cup, 19th | Preliminaries | | 4 | Asano Hideaki | 5p | Koyama Shizuo | 5p | W+1 | 190 | 1975-05-21 | Oteai, 1975 | | | 5 | Cho Chikun | 2p | Koyama Shizuo | 4p | B+R | 139 | 1969-04-30 | Oteai, 1969 | | | 6 | Koyama Shizuo | 6p | Cho Chikun | 9p | W+R | 156 | 1987-05-28 | Tengen, 13th | 2-3 | | 7 | Ezura Yuichi | 4p | Koyama Shizuo | 5p | B+R | 77 | 1972-09-27 | Oteai, 1972 | | | 8 | Koyama Shizuo | 5p | Fukui Masaaki | 6p | B+R | 165 | 1972-11-23 | Oteai, 1972 | | | 9 | Koyama Shizuo | 5p | Fukui Susumu | 5p | B+R | 181 | 1974-04-18 | Oteai, 1974 | | | 10 | Koyama Shizuo | 4p | Haruyama Isamu | 6p | W+2 | 264 | 1969-06-04 | Oteai, 1969 | | | 11 | Koyama Shizuo | 5p | Hayase Hiroshi | 7p | B+R | 211 | 1977-06-16 | Oteai, 1977 | | | 12 | Hoshino Masaki | 4p | Koyama Shizuo | 6p | B+4 | 296 | 1990-10-24 | Oteai, 1990 | game 12 | | 13 | Koyama Shizuo | 5p | Ishida Akira | 7p | W+2.5 | 242 | 1975-12-11 | Prime Minister's Cup | Preliminaries | | 14 | Ishida Yoshio | 9p | Koyama Shizuo | 9p | W+1.5 | 238 | 1982-08-12 | Judan, 21st | Winners' Section, Quaterfinal - 2 | | 15 | Ito Tomoe | 5p | Koyama Shizuo | 5p | B+R | 189 | 1973-11-08 | Oteai, 1973 | | | 16 | Izumitani Masanori | 5p | Koyama Shizuo | 5p | Jigo | 302 | 1975-11-19 | Oteai, 1975 | | | 17 | Koyama Shizuo | 5p | Kageyama Toshiro | 6p | W+R | 184 | 1971-06-09 | Oteai, 1971 | | | 18 | Kageyama Toshiro | 6p | Koyama Shizuo | 5p | B+R | 230 | 1976-12-01 | Prime Minister's Cup | Preliminaries | | 19 | Koyama Shizuo | 4p | Kaji Kazutame | 6p | B+R | 199 | 1969-10-29 | Oteai, 1969 | | | 20 | Koyama Shizuo | 4p | Kamimura Kunio | 5p | B+R | 189 | 1970-06-10 | Oteai, 1970 | | | 21 | Koyama Shizuo | 5p | Kamimura Kunio | 6p | B+R | 107 | 1972-02-17 | Prime Minister's Cup, 16th | Preliminaries | | 22 | Koyama Shizuo | 5p | Kamimura Kunio | 6p | B+5 | 233 | 1977-09-07 | Oteai, 1977 | | | 23 | Kanno Kiyonori | 6p | Koyama Shizuo | 6p | W+4.5 | 227 | 1979-01-10 | Prime Minister's Cup, 23rd | Preliminaries, 1 | | 24 | Kawai Tetsuyuki | 4p | Koyama Shizuo | 5p | B+R | 189 | 1972-05-10 | Oteai, 1972 | | | 25 | Koyama Shizuo | 6p | Kim Shushun | 6p | W+R | 164 | 2001-08-27 | Ryusei Cup, 11th | Block F, Game 02 | | 26 | Koyama Shizuo | 5p | Kobayashi Koichi | 5p | W+R | 172 | 1972-05-04 | Oteai, 1972 | | | 27 | Koyama Shizuo | 6p | Kosugi Kiyoshi | 6p | W+R | 104 | 1979-06-21 | Prime Minister's Cup | Preliminaries, 2 | | 28 | Koyama Shizuo | 5p | Kuwahara Munehisa | 7p | B+R | 71 | 1972-10-12 | Oteai, 1972 | | | 29 | Koyama Shizuo | 5p | Kuwahara Munehisa | 7p | B+R | 133 | 1973-02-15 | Prime Minister's Cup, 17th | Preliminaries | | 30 | Kuwahara Munehisa | 7p | Koyama Shizuo | 5p | W+R | 196 | 1976-10-14 | Prime Minister's Cup | Preliminaries | | 31 | Koyama Shizuo | 5p | Miyazaki Hiroshi | 5p | B+R | 201 | 1975-10-15 | Oteai, 1975 | | | 32 | Miyazawa Goro | 4p | Koyama Shizuo | 5p | W+R | 166 | 1972-11-01 | Oteai, 1972 | | | 33 | Koyama Shizuo | 5p | Nakagawa Shinsuke | 7p | B+2 | 258 | 1973-05-03 | Oteai, 1973 | | | 34 | Koyama Shizuo | 5p | Nakamura Hidehito | 5p | B+R | 255 | 1972-12-20 | Prime Minister's Cup, 17th | Preliminaries | | 35 | Koyama Shizuo | 6p | Nakamura Yutaro | 8p | B+R | 177 | 1978-11-16 | Oteai, 1978 | | | 36 | Koyama Shizuo | 6p | Nakano Hironari | 9p | W+R | 110 | 1999-05-13 | Tengen, 25th | 1/8 Final - 7 | | 37 | Nakaoka Jiro | 6p | Koyama Shizuo | 5p | B+R | 145 | 1972-03-30 | Prime Minister's Cup, 16th | Preliminaries | | 38 | Koyama Shizuo | 6p | Nakaonoda Tomomi | 6p | W+R | 150 | 1992-10-05 | Ryusei Cup, 03rd | Block C, Game 06 | | 39 | Nobuta Shigehito | 3p | Koyama Shizuo | 5p | W+R | 194 | 1977-06-01 | Oteai, 1977 | | | 40 | Noguchi Hitoshi | 4p | Koyama Shizuo | 5p | B+R | 159 | 1973-10-18 | Oteai, 1973 | | | 41 | Noguchi Hitoshi | 5p | Koyama Shizuo | 5p | W+R | 170 | 1977-05-04 | Oteai, 1977 | | | 42 | O Rissei | 5p | Koyama Shizuo | 6p | W+R | 234 | 1978-12-13 | Prime Minister's Cup, 23rd | Preliminaries | | 43 | Koyama Shizuo | 6p | O Rissei | 5p | W+4.5 | 275 | 1980-11-26 | Prime Minister's Cup, 25th | Preliminaries | | 44 | Ono Yutaka | 4p | Koyama Shizuo | 5p | W+R | 240 | 1974-11-07 | Oteai, 1974 | | | 45 | Koyama Shizuo | 4p | Sakai Takeshi | 6p | W+R | 154 | 1971-04-21 | Oteai, 1971 | | | 46 | Sato Masaharu | 5p | Koyama Shizuo | 5p | B+R | 131 | 1973-03-21 | Prime Minister's Cup, 17th | Preliminaries | | 47 | Koyama Shizuo | 5p | Sekine Naohisa | 4p | B+7 | 294 | 1975-11-05 | Oteai, 1975 | | | 48 | Sonoda Yuichi | 9p | Koyama Shizuo | 6p | W+8 | 244 | 1999-02-04 | Tengen, 25th | 1-06 | | 49 | Koyama Shizuo | 5p | Sugiuchi Kazuko | 6p | B+R | 133 | 1972-01-27 | Prime Minister's Cup, 16th | Preliminaries | | 50 | Koyama Shizuo | 4p | Suzuki Masaharu | 5p | B+R | 187 | 1969-11-06 | Oteai, 1969 | | | 51 | Koyama Shizuo | 4p | Takagi Shoichi | 5p | W+R | 138 | 1968-11-21 | Oteai, 1968 | | | 52 | Koyama Shizuo | 5p | Takagi Shoichi | 7p | W+R | 244 | 1972-04-20 | Oteai, 1972 | | | 53 | Koyama Shizuo | 5p | Takemiya Masaki | 6p | W+R | 160 | 1972-06-01 | Oteai, 1972 | | | 54 | Taniguchi Toshinori | 5p | Koyama Shizuo | 6p | W+R | 138 | 1977-09-21 | Oteai, 1977 | | | 55 | Yoshida Harumi | 1p ? | Koyama Shizuo | 1p ? | W+R | 204 | 1989-02-15 | Kisei, 15th | Meidan, Final 1 dan | | 56 | Aoki Kikuyo | 8p | Koyama Terumi | 5p | B+2.5 | 272 | 2002-10-04 | Women's Kisei (Dokomo Cup), 06th | 1/8 Final - 7 | | 57 | Koyama Terumi | 9p | Aoki Kikuyo | 8p | W+1.5 | 299 | 2006-02-15 | Women's Meijin, 18th | Title match, game 2 | | 58 | Koyama Terumi | 5p | Ikeda Ayako | 5p | B+R | 231 | 2007-06-03 | Daiwa-Shoken Cup (Female), 1st | Round 1 | | 59 | Koyama Terumi | 5p | Inori Yoko | 5p | W+2.5 | 299 | 2006-05-11 | Women's Meijin, 19th | Round 1 | | 60 | Izawa Akino | 3p | Koyama Terumi | 5p | B+6.5 | 302 | 2004-11-04 | Women's Kisei (Dokomo Cup), 08th | Quaterfinal - 2 | | 61 | Jang Swen | 8p | Koyama Terumi | 5p | B+R | 227 | 1998-11-13 | Bohae Cup, 5th | Quaterfinal - 2 | | 62 | Koyama Terumi | 5p | Kanno Naomi | 3p | B+R | 155 | 2007-03-15 | Women's Meijin, 20th | Preliminaries | | 63 | Koyama Terumi | 5p ? | Kato Keiko | 4p | W+R | 218 | 2003-11-21 | Women's Kisei (Dokomo Cup), 07th | Quaterfinal - 3 | | 64 | Koyama Terumi | 5p | Kato Tomoko | 5p | W+R | 242 | 2006-01-11 | Women's Kisei (Dokomo Cup), 09th | Quaterfinal - 4 | | 65 | Kobayashi Izumi | 6p | Koyama Terumi | 5p | W+4.5 | 271 | 2004-10-07 | Women's Kisei (Dokomo Cup), 08th | 1/8 Final - 4 | | 66 | Koyama Terumi | 5p | Kobayashi Izumi | 6p | W+R | 276 | 2007-08-09 | Women's Honinbo, 26th | Semifinal | | 67 | Konishi Kazuko | 8p | Koyama Terumi | 5p | W+7.5 | 278 | 2007-06-07 | Women's Meijin, 20th | Winners' Section, Round 1 | | 68 | Kouda Akiko | 3p | Koyama Terumi | 5p | W+3.5 | 256 | 2007-04-21 | Daiwa-Shoken Cup (Female), 1st | Preliminaries | | 69 | Koyama Terumi | 5p | Kuwabara Yoko | 5p | B+R | 155 | 2007-10-04 | Women's Meijin, 20th | Losers' Section, Round 2 | | 70 | Makihata Taeko | 3p | Koyama Terumi | 5p | B+R | 133 | 2006-06-29 | Women's Meijin, 19th | Losers' Section, Round 1 | | 71 | Koyama Terumi | 5p | Mukai Chiaki | 1p ? | W+6.5 | 351 | 2007-06-16 | Daiwa-Shoken Cup (Female), 1st | Round 2 | | 72 | Mukai Chiaki | 1p ? | Koyama Terumi | 5p | B+13.5 | 293 | 2007-12-05 | Women's Kisei, 11th | 1 | | 73 | Mukai Chiaki | 2p | Koyama Terumi | 5p | B+3.5 | 249 | 2008-05-24 | Daiwa-Shoken Cup (Female), 2nd | Round 1 | | 74 | Mukai Kaori | 1p ? | Koyama Terumi | 5p | B+2.5 | 255 | 2007-09-06 | Women's Meijin, 20th | Winners' Section, Round 2 | | 75 | Koyama Terumi | 5p | Ogawa Tomoko | 6p | B+0.5 | 288 | 1998-03-04 | Women's Meijin, 10th | Title match, game 1 | | 76 | Koyama Terumi | 5p | Ogawa Tomoko | 6p | B+2.5 | 263 | 2006-04-06 | Women's Honinbo, 25th | 1 | | 77 | Okuda Aya | 1p ? | Koyama Terumi | 5p | W+R | 190 | 2007-10-25 | Women's Meijin, 20th | Losers' Section, Round 3 | | 78 | Koyama Terumi | 5p | Osawa Narumi | 3p | W+6.5 | 298 | 2005-08-16 | Ryusei Cup, 15th | Block E, Game 01 | | 79 | Park Jieun | 6p | Koyama Terumi | 5p | B+4,5 | 280 | 2006-01-17 | Jeongganjang Cup, 4th | game 12 | | 80 | Koyama Terumi | 5p | Shinkai Hiroko | 5p | B+R | 209 | 2007-06-21 | Women's Honinbo, 26th | Round 2 | | 81 | Koyama Terumi | 5p | Suzuki Ayumi | 3p | B+R | 179 | 2005-10-06 | Women's Kisei (Dokomo Cup), 09th | 1/8 Final - 7 | | 82 | Koyama Terumi | 5p | Suzuki Ayumi | 4p | B+R | 155 | 2008-05-19 | Japanese Female Strongest, 10th | Round 1 | | 83 | Koyama Terumi | 5p | Suzuki Ayumi | 4p | W+2.5 | 250 | 2008-06-12 | Women's Honinbo, 27th | Round 2 | | 84 | Takao Shinji | 9p | Koyama Terumi | 6p | B+R | 143 | 2016-10-17 | Tengen, 43rd, preliminary tournament A | | | 85 | Umezawa Yukari | 5p | Koyama Terumi | 5p | W+R | 186 | 2007-05-31 | Women's Honinbo, 26th | Round 1 | | 86 | Xie Yimin | 3p | Koyama Terumi | 5p | B+R | 169 | 2007-11-15 | Women's Meijin, 20th | Losers' Section, Semifinal | | 87 | Koyama Terumi | 5p ? | Yoshida Mika | 8p | B+3.5 | 253 | 2003-10-24 | Women's Kisei (Dokomo Cup), 07th | 1/8 Final - 6 | | 88 | Koyama Terumi, 5p & Nakano Yasuhiro, 8p | | Aoki Kikuyo, 8p & Otake Hideo, Honorary Gosei | | B+R | 151 | 2003-12-06 | Ricoh Pair Go Cup, 10th | 1 | | 89 | Kobayashi Izumi, Female Saikyo & Cho Chikun, Judan | | Koyama Terumi, 5p & O Meien, 9p | | B+R | 197 | 2006-12-02 | Ricoh Pairgo Cup, 13th | 1 | | 90 | Umezawa Yukari, 5p & Kono Rin, Tengen | | Koyama Terumi, 5p & O Meien, 9p | | W+R | 130 | 2006-12-02 | Ricoh Pairgo Cup, 13th | 2 | | 91 | Chen Zude | 5p ? | Koyama Yasuo | 7p | W+ | 225 | 1961-09-21 | China-Japan | | | 92 | Koyama Yasuo | 7p | Fujisawa Hideyuki | 8p | W+R | 196 | 1961-11-26 | Judan, 01st | Preliminary, 3rd round | | 93 | Koyama Yasuo | 8p | Go Seigen | 9p | W+7 | 279 | 1971-11-15 | Pro Best Ten, 09th | 1 | | 94 | Koyama Yasuo | 7p | Hashimoto Utaro | 9p | B+3.5 | 265 | 1966-06-14 | Kansai Ki-in First Place Championship, 11th | 1 | | 95 | Koyama Yasuo | 9p | Ishii Kunio | 9p | W+5.5 | 223 | 1988-01-23 | Tengen, 14th | 1-01 | | 96 | Kajiwara Takeo | 9p | Koyama Yasuo | 9p | B+6 | 269 | 1983-06-30 | Judan, 22nd | 1/8 Final - 4 | | 97 | Kamimura Kunio | 7p | Koyama Yasuo | 9p | B+9.5 | 261 | 1985-02-28 | Tengen, 11th | | | 98 | Koyama Yasuo | 9p | Kanashima Tadashi | 7p | B+R | 159 | 1982-01-07 | Judan, 21st | 1/8 Final - 6 | | 99 | Koyama Yasuo | 9p | Kobayashi Koichi | 9p | W+4 | 244 | 1982-02-12 | Judan, 21st | Losers' Section, 3-3 | | 100 | Nakamura Yutaro | 7p | Koyama Yasuo | 7p | W+5.5 | 242 | 1961-10-26 | Judan, 01st | Preliminary, 3rd round |
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