# |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
1 | Cho Riyu | 7p | Kobayashi Koichi | 9p | B+0.5 | 237 | 2007-02-15 | Honinbo, 63rd | Preliminaries | 2 | Cho U | 7p | Kobayashi Koichi | 9p | B+11.5 | 238 | 2003-01-23 | Honinbo, 58th | League, game 15 | 3 | Hane Naoki | 7p | Kobayashi Koichi | 9p | W+R | 208 | 1999-09-09 | All-Japan Quickplay Open (Agon-Kiriyama Cup), 6th | Semifinal - 2 | 4 | Hane Naoki | 7p | Kobayashi Koichi | 9p | W+R | 176 | 2000-03-16 | Meijin, 25th | League, game 15 | 5 | Hikosaka Naoto | 7p | Kobayashi Koichi | 9p | W+R | 206 | 1989-03-09 | Tengen, 15th | 1-09 | 6 | Iguchi Toyohide | 7p | Kobayashi Koichi | 9p | W+R | 168 | 2006-05-04 | Meijin, 32nd | Preliminaries | 7 | Iyama Yuta | 7p | Kobayashi Koichi | 9p | B+R | 181 | 2008-03-13 | Judan, 47th | Last primary tournament | 8 | Jiang Zhujiu | 7p | Kobayashi Koichi | 9p | W+R | 140 | 1985-03-11 | Japan-China Super Go, 1st | game 07 | 9 | Jin Zezhen | 7p | Kobayashi Koichi | 9p | B+9.5 | 267 | 2016-10-06 | | | 10 | Kato Atsushi | 7p | Kobayashi Koichi | 9p | B+1 | 254 | 2001-06-28 | Oza, 49th | Semifinal - 1 | 11 | Kim Shushun | 7p | Kobayashi Koichi | 9p | W+0.5 | 273 | 2004-02-09 | Gosei, 29th | 1/8 Final - 8 | 12 | Kim Shushun | 7p | Kobayashi Koichi | 9p | B+1.5 | 248 | 2005-01-06 | Tengen, 31st | 1-08 | 13 | Ko Iso | 7p | Kobayashi Koichi | 9p | W+R | 244 | 2008-08-30 | Daiwa Cup, 04th | tournament 2nd round | 14 | Ko Iso | 7p | Kobayashi Koichi | 9p | W+R | 186 | 2009-11-26 | Tengen, 36th, preliminary tournament A | Final | 15 | Kobayashi Satoru | 7p | Kobayashi Koichi | 9p | B+R | 205 | 1984-09-20 | Tengen, 10th | Round 3 | 16 | Komatsu Hideki | 7p | Kobayashi Koichi | 9p | W+R | 142 | 1991-10-10 | Honinbo, 47th | League, game 03 | 17 | Kurotaki Masanori | 7p | Kobayashi Koichi | 9p | B+0.5 | 281 | 2007-08-14 | Japanese Daiwa-Shoken Cup, 3rd, Preliminaries | | 18 | Kurotaki Masanori | 7p | Kobayashi Koichi | 9p | W+R | 176 | 2009-09-17 | | | 19 | Lee Changho | 7p | Kobayashi Koichi | 9p | W+1.5 | 319 | 1995-04-03 | Fujitsu Cup, 08th | 2-1 | 20 | Lee Changho | 7p | Kobayashi Koichi | 9p | B+R | 163 | 1995-07-11 | Asian TV Cup, 07th | Quaterfinal - 1 | 21 | Linzi Yuan | 7p | Kobayashi Koichi | 9p | B+R | 131 | 2012-12-13 | | | 22 | Matsumoto Takehisa | 7p | Kobayashi Koichi | 9p | B+0.5 | 186 | 2011-03-31 | | | 23 | Miyazawa Goro | 7p | Kobayashi Koichi | 9p | B+3.5 | 266 | 1986-04-24 | Oza, 34th | Round 1-4 | 24 | Nakano Hironari | 7p | Kobayashi Koichi | 9p | W+8.5 | 276 | 1994-04-13 | Oza, 42nd | 1/8 Final - 5 | 25 | Ogaki Yusaku | 7p | Kobayashi Koichi | 9p | W+R | 182 | 1998-07-30 | Kisei, 23rd | 1-03 | 26 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | B+2.5 | 243 | 1996-09-12 | Oza, 44th | Final | 27 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | W+8.5 | 218 | 1997-04-24 | Meijin, 22nd | League, game 20 | 28 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | B+5.5 | 263 | 1999-03-29 | Meijin, 24th | League, game 16 | 29 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | W+R | 200 | 2000-01-17 | Fujitsu Cup, 13th | Japanese qualifier | 30 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | B+R | 177 | 2000-05-18 | Meijin, 25th | League, game 23 | 31 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | B+0.5 | 231 | 2000-11-09 | Tengen, 26th | Title match, game 1 | 32 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | B+0.5 | 245 | 2000-11-30 | Tengen, 26th | Title match, game 3 | 33 | Ryu Shikun | 7p | Kobayashi Koichi | 9p | W+R | 232 | 2003-02-27 | Honinbo, 58th | League, game 20 | 34 | Sato Masaharu | 7p | Kobayashi Koichi | 9p | W+R | 134 | 1981-04-02 | Meijin, 06th | League | 35 | So Kofuku | 7p | Kobayashi Koichi | 9p | W+3.5 | 236 | 1995-09-28 | Kisei, 20th | Quaterfinal - 3 | 36 | So Yokoku | 7p | Kobayashi Koichi | 9p | W+1.5 | 238 | 2004-11-21 | NHK Cup, 51st | Round 2 | 37 | Takao Shinji | 7p | Kobayashi Koichi | 9p | B+6 | 252 | 2002-08-15 | Judan, 41st | Losers' Section, 1-2 | 38 | Tsuruyama Atsushi | 7p | Kobayashi Koichi | 9p | W+3.5 | 251 | 2012-12-06 | Tengen, 39th. preliminary tournament A | Final | 39 | Uchida Shuhei | 7p | Kobayashi Koichi | 9p | W+R | 212 | 2016-08-04 | Gosei, 42nd, preliminary tournament A | | 40 | Wang Jianhong | 7p | Kobayashi Koichi | 9p | W+1.5 | 221 | 1990-04-01 | Fujitsu Cup, 03rd | 2-2 | 41 | Yamada Kimio | 7p | Kobayashi Koichi | 9p | B+R | 183 | 1997-06-29 | Judan, 36th | 1-08 | 42 | Yamashita Keigo | 7p | Kobayashi Koichi | 9p | B+17.5 | 287 | 2001-07-20 | Gosei, 26th | Title match, game 2 | 43 | Yamashita Keigo | 7p | Kobayashi Koichi | 9p | B+1.5 | 220 | 2001-08-15 | Gosei, 26th | Title match, game 4 | 44 | Yamashita Keigo | 7p | Kobayashi Koichi | 9p | W+2 | 265 | 2001-12-06 | Judan, 40th | Losers' Section, Semifinal - 2 | 45 | Yamashita Keigo | 7p | Kobayashi Koichi | 9p | B+R | 171 | 2002-06-13 | Kisei, 27th | League, Group B, game 01 | 46 | Yo Kagen | 7p | Kobayashi Koichi | 9p | W+R | 156 | 1995-03-09 | Honinbo, 50th | League, game 21 | 47 | Yoda Norimoto | 7p | Kobayashi Koichi | 9p | B+R | 97 | 1990-03-05 | Honinbo, 45th | League, game 20 | 48 | Yoda Norimoto | 7p | Kobayashi Koichi | 9p | W+R | 250 | 1990-06-10 | Miscellaneous | | 49 | Yu Zhengqi | 7p | Kobayashi Koichi | 9p | B+0.5 | 275 | 2016-03-03 | Ryusei, 25th | block-C | 50 | Zhou Heyang | 7p | Kobayashi Koichi | 9p | B+R | 133 | 1999-06-21 | NEC Cup(China-Japan), 14th | game 02 | 51 | 大木启司 | 7p | Kobayashi Satoru | 9p | W+R | 162 | 2010-09-23 | | | 52 | 高野英树 | 7p | Kobayashi Satoru | 9p | W+1.5 | 256 | 2014-03-13 | | | 53 | 内田修平 | 7p | Kobayashi Satoru | 9p | W+R | 160 | 2013-12-05 | | | 54 | Akiyama Jiro | 7p | Kobayashi Satoru | 9p | W+5.5 | 249 | 1999-12-09 | Gosei, 25th | 1/8 Final - 6 | 55 | Chang Hao | 7p | Kobayashi Satoru | 9p | B+R | 215 | 1995-09-03 | China-Japan Super Go, 10th | game 06 | 56 | Cho Riyu | 7p | Kobayashi Satoru | 9p | W+R | 134 | 2008-08-14 | Gosei, 34th | preliminary tournament A | 57 | Cho Riyu | 7p | Kobayashi Satoru | 9p | W+7.5 | 278 | 2010-07-10 | Daiwa Cup, 06th | 1 | 58 | Hikosaka Naoto | 7p | Kobayashi Satoru | 9p | W+3.5 | 260 | 1988-03-03 | Tengen, 14th | 1-07 | 59 | Hong Tae-sun | 7p | Kobayashi Satoru | 9p | W+R | 142 | 1997-08-13 | Samsung Cup, 02nd | 1 | 60 | Ichiriki Ryo | 7p | Kobayashi Satoru | 9p | W+R | 204 | 2015-04-23 | Ryusei, 24th | block-E final | 61 | Ishida Atsushi | 7p | Kobayashi Satoru | 9p | W+R | 144 | 1996-07-04 | Tengen, 22nd | Quaterfinal - 1 | 62 | Iyama Yuta | 7p | Kobayashi Satoru | 9p | B+R | 105 | 2008-07-03 | Meijin, 33rd | League | 63 | Kim Shushun | 7p | Kobayashi Satoru | 9p | W+R | 176 | 2007-02-04 | Japanese Daiwa-Shoken Cup, 2nd | League A | 64 | Kitano Ryo | 7p | Kobayashi Satoru | 9p | W+R | 192 | 2007-04-26 | Agon Cup, 14th | Last primary tournament | 65 | Ko Iso | 7p | Kobayashi Satoru | 9p | W+R | 200 | 2006-08-03 | Meijin, 31st | League | 66 | Ko Iso | 7p | Kobayashi Satoru | 9p | B+R | 135 | 2007-03-22 | Meijin, 32nd | League, game 16 | 67 | Kono Rin | 7p | Kobayashi Satoru | 9p | W+R | 168 | 2003-08-14 | Tengen, 29th | Semifinal - 2 | 68 | Kurotaki Masanori | 7p | Kobayashi Satoru | 9p | W+4.5 | 221 | 2010-03-04 | | | 69 | Matsumoto Takehisa | 7p | Kobayashi Satoru | 9p | B+R | 233 | 2010-09-16 | Tengen, 37th, preliminary tournament A | | 70 | Matsumoto Takehisa | 7p | Kobayashi Satoru | 9p | B+R | 179 | 2012-11-15 | Gosei, 38th | 1 | 71 | Morita Michihiro | 7p | Kobayashi Satoru | 9p | W+R | 212 | 1994-09-01 | Kisei, 19th | Main Knockout, 1-3 | 72 | Nakaonoda Tomomi | 7p | Kobayashi Satoru | 9p | W+R | 198 | 1996-09-01 | Ryusei Cup, 05th | Final | 73 | Redmond, Michael | 7p | Kobayashi Satoru | 9p | W+11.5 | 255 | 1994-04-03 | NHK Cup, 42nd | 1 | 74 | Rin Shien | 7p | Kobayashi Satoru | 9p | W+8.5 | 286 | 2015-07-02 | Ryusei, 24th | champion decision tournament | 75 | Ryu Shikun | 7p | Kobayashi Satoru | 9p | W+R | 152 | 1996-11-18 | Kisei, 21st | Playoff, game 1 | 76 | Ryu Shikun | 7p | Kobayashi Satoru | 9p | W+7.5 | 222 | 1998-08-29 | NEC Cup, 18th | 1-05 | 77 | Ryu Shikun | 7p | Kobayashi Satoru | 9p | B+R | 207 | 1999-01-14 | Meijin, 24th | League, game 06 | 78 | Ryu Shikun | 7p | Kobayashi Satoru | 9p | B+R | 107 | 2001-02-04 | NHK Cup, 48th | (qf-1) | 79 | Sakai Hideyuki | 7p | Kobayashi Satoru | 9p | B+3.5 | 262 | 2006-01-26 | Tengen, 32nd | 2 | 80 | Sakai Hideyuki | 7p | Kobayashi Satoru | 9p | B+R | 205 | 2006-07-13 | Meijin, 31st | League | 81 | Sakai Hideyuki | 7p | Kobayashi Satoru | 9p | W+3.5 | 295 | 2008-05-08 | Honinbo, 64th | Last primary tournament | 82 | Sakai Hideyuki | 7p | Kobayashi Satoru | 9p | B+R | 191 | 2009-04-02 | Meijin, 34th | League | 83 | Seto Taiki | 7p | Kobayashi Satoru | 9p | B+3.5 | 254 | 2011-01-20 | Honinbo, 66th | League | 84 | Seto Taiki | 7p | Kobayashi Satoru | 9p | W+R | 224 | 2012-02-16 | Kisei, 37th, last preliminary tournament | | 85 | Shuto Shun | 7p | Kobayashi Satoru | 9p | W+R | 202 | 2014-02-06 | | | 86 | So Yokoku | 7p | Kobayashi Satoru | 9p | W+R | 234 | 2003-04-17 | Tengen, 29th | 1/8 Final - 5 | 87 | Tetsuya Mitani | 7p | Kobayashi Satoru | 9p | W+3.5 | 261 | 2013-02-28 | | | 88 | Uchida Shuhei | 7p | Kobayashi Satoru | 9p | W+R | 214 | 2014-05-29 | Ryusei, 23rd | champion decision tournament | 89 | Ueki Yoshio | 7p | Kobayashi Satoru | 9p | W+R | 228 | 1998-12-24 | Gosei, 24th | 2-11 | 90 | Yamada Kimio | 7p | Kobayashi Satoru | 9p | B+R | 149 | 1996-11-07 | Judan, 35th | Winners' Section, Final | 91 | Yamada Kimio | 7p | Kobayashi Satoru | 9p | B+R | 179 | 1997-10-23 | Honinbo, 53rd | League, game 04 | 92 | Yamada Kimio | 7p | Kobayashi Satoru | 9p | B+R | 93 | 1999-04-01 | Honinbo, 54th | League, game 28 | 93 | Yamada Kimio | 7p | Kobayashi Satoru | 9p | W+R | 138 | 2000-03-16 | Oza, 48th | 1/8 Final - 1 | 94 | Yamamoto Masato | 7p | Kobayashi Satoru | 9p | W+2.5 | 223 | 2008-04-03 | Kisei, 33rd | Last primary tournament | 95 | Yu Zhengqi | 7p | Kobayashi Satoru | 9p | W+R | 222 | 2015-01-15 | Judan, 53rd | Semifinal | 96 | Zhou Heyang | 7p | Kobayashi Satoru | 9p | W+3 | 276 | 1997-08-15 | Samsung Cup, 02nd | Round 2 | 97 | Ma Xiaochun | 7p | Kojima Takaho | 9p | B+R | 121 | 1981-06-09 | Japan-China Go Exchange | | 98 | Iyama Yuta | 7p | Komatsu Hideki | 9p | B+R | 107 | 2007-08-09 | Kisei, 32nd | League | 99 | Iyama Yuta | 7p | Komatsu Hideki | 9p | B+R | 151 | 2008-05-17 | Daiwa Cup, 01st | Semifinal | 100 | Kim Shushun | 7p | Komatsu Hideki | 9p | B+R | 173 | 2007-05-31 | Ryusei Cup, 16th | champion's decision tournament |
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