| # |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
| 1 | Kobayashi Koichi | 9p | Ogaki Yusaku | 9p | B+R | 137 | 2012-11-29 | | | | 2 | Kobayashi Koichi | 9p | Ogaki Yusaku | 9p | W+4.5 | 246 | 2016-07-14 | | | | 3 | Kobayashi Koichi | 9p | Ogata Masaki | 7p | B+1 | 255 | 1990-09-19 | Judan, 29th | Losers' Section, 3-1 | | 4 | Ogata Masaki | 8p | Kobayashi Koichi | 9p | B+R | 169 | 1991-06-13 | Judan, 30th | 1-01 | | 5 | Kobayashi Koichi | 9p | Ogata Masaki | 9p | W+4.5 | 267 | 2005-06-12 | NHK Cup, 53rd | 1 | | 6 | Ohira Shuzo | 9p | Kobayashi Koichi | 7p | B+R | 173 | 1976-07-10 | Kisei, 01st | Top Playesr Section,1 | | 7 | Kobayashi Koichi | 8p | Ohira Shuzo | 9p | B+R | 187 | 1977-09-01 | Oza, 25th | 2-3 | | 8 | Kobayashi Koichi | 9p | Ohira Shuzo | 9p | B+R | 109 | 1979-05-29 | Judan, 19th | 1-04 | | 9 | Kobayashi Koichi | 9p | Ohira Shuzo | 9p | B+7.5 | 299 | 1985-03-14 | Meijin, 10th | League | | 10 | Ohira Shuzo | 9p | Kobayashi Koichi | 9p | B+R | 155 | 1987-12-03 | Meijin, 13th | League, game 01 | | 11 | Ohira Shuzo | 9p | Kobayashi Koichi | 9p | W+R | 190 | 1988-09-06 | Judan, 27th | 1-07 | | 12 | Kobayashi Koichi | 9p | Ohira Shuzo | 9p | B+R | 205 | 1990-09-06 | Tengen, 16th | Semifinal - 1 | | 13 | Kobayashi Koichi | 9p | Okada Yumiko | 6p | B+R | 177 | 2007-05-10 | | | | 14 | Okubo Ichigen | 9p | Kobayashi Koichi | 4p | B+R | 179 | 1969-05-29 | Honinbo, 25th | 2nd stage of Preliminaries | | 15 | Okubo Ichigen | 9p | Kobayashi Koichi | 7p | W+1 | 247 | 1976-06-17 | Tengen, 02nd | 2-4 | | 16 | Onishi Ryuhei | 2p | Kobayashi Koichi | 9p | B+0.5 | 208 | 2016-09-15 | Tengen, 43rd, preliminary tournament A | | | 17 | Ono Yutaka | 4p | Kobayashi Koichi | 5p | W+R | 206 | 1971-06-09 | Oteai, 1971 | | | 18 | Osawa Kenro | 1p ? | Kobayashi Koichi | 9p | W+R | 270 | 2007-12-03 | Japanese Yugen Cup, 1st | | | 19 | Ota Seidou | 9p | Kobayashi Koichi | 9p | W+R | 146 | 1988-04-14 | Gosei, 13th | Round 3-3 | | 20 | Otake Hideo | 7p | Kobayashi Koichi | 7p | W+7.5 | 209 | 1975-07-31 | Honinbo, 31st | Preliminaries, Stage 2nd | | 21 | Kobayashi Koichi | 8p | Otake Hideo | 9p | W+0.5 | 261 | 1977-11-03 | Kisei, 02nd | Quaterfinal - 4 | | 22 | Kobayashi Koichi | 8p | Otake Hideo | 9p | B+R | 217 | 1978-01-12 | Honinbo, 33rd | League, game 09 | | 23 | Kobayashi Koichi | 8p | Otake Hideo | 9p | W+0.5 | 265 | 1978-04-27 | Gosei, 03rd | League, game 02 | | 24 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+6.5 | 328 | 1981-03-26 | Meijin, 06th | League | | 25 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+2 | 232 | 1982-01-21 | Meijin, 07th | League, game 08 | | 26 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 227 | 1982-04-11 | Kisei, 07th | Challengers' Quarter-Final | | 27 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+R | 111 | 1982-10-21 | Judan, 21st | Winners' Section, Semifinal - 2 | | 28 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 115 | 1982-11-05 | Shusai Cup, sponsored by Warner-Pioneer, for top 8 Nihon Ki-in professionals | Semifinal - 1 | | 29 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+R | 125 | 1983-01-20 | Meijin, 08th | 7 | | 30 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+5 | 196 | 1983-03-03 | Oza, 31st | 3rd Preliminary Round - 4 | | 31 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 140 | 1984-02-02 | Meijin, 09th | League, game 09 | | 32 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+R | 135 | 1984-08-23 | Meijin, 09th | Challengers' playoff | | 33 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 179 | 1984-11-22 | Kisei, 09th | Semifinal - 1 | | 34 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 180 | 1985-03-06 | Judan, 23rd | Title match, game 1 | | 35 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+4,5 | 212 | 1985-03-20 | Judan, 23rd | Title match, game 2 | | 36 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 208 | 1985-04-04 | Judan, 23rd | Title match, game 3 | | 37 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+2.5 | 239 | 1985-06-13 | Meijin, 10th | League, game 26 | | 38 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 156 | 1986-11-05 | Honinbo, 42nd | League, game 08 | | 39 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+3.5 | 270 | 1987-02-14 | Kakusei, 09th | Final | | 40 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 175 | 1987-07-09 | Meijin, 12th | League, game 29 | | 41 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 217 | 1987-12-07 | Honinbo, 43rd | League, game 09 | | 42 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 159 | 1988-11-09 | Honinbo, 44th | League, game 06 | | 43 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 239 | 1989-05-18 | Judan, 28th | 1-01 | | 44 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+3.5 | 249 | 1990-01-17 | Kisei, 14th | Title match, game 1 | | 45 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+R | 221 | 1990-01-31 | Kisei, 14th | Title match, game 2 | | 46 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 179 | 1990-02-01 | Kisei, 14th | Title match, game 5 | | 47 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 143 | 1990-02-08 | Kisei, 14th | Title match, game 3 | | 48 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 216 | 1990-02-22 | Kisei, 14th | Title match, game 4 | | 49 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 173 | 1990-04-16 | Kisei, 16th | Playoff | | 50 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 170 | 1990-09-13 | Meijin, 15th | Title match, game 1 | | 51 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+2.5 | 216 | 1990-09-27 | Meijin, 15th | Title match, game 2 | | 52 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+7.5 | 244 | 1990-10-04 | Meijin, 15th | Title match, game 3 | | 53 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+R | 158 | 1990-10-12 | Honinbo, 45th | League, game 04 | | 54 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 147 | 1990-10-18 | Meijin, 15th | Title match, game 4 | | 55 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 158 | 1990-10-26 | Meijin, 15th | Title match, game 5 | | 56 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 217 | 1990-11-08 | Meijin, 15th | Title match, game 6 | | 57 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 153 | 1990-11-27 | Honinbo, 46th | League, game 08 | | 58 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+R | 214 | 1991-11-14 | Honinbo, 47th | League, game 07 | | 59 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 161 | 1992-09-10 | Meijin, 17th | Title match, game 1 | | 60 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+0.5 | 259 | 1992-09-25 | Meijin, 17th | Title match, game 2 | | 61 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+1.5 | 300 | 1992-10-01 | Meijin, 17th | Title match, game 3 | | 62 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+R | 179 | 1992-10-15 | Meijin, 17th | Title match, game 4 | | 63 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 169 | 1992-10-22 | Meijin, 17th | Title match, game 3 | | 64 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+3.5 | 272 | 1992-11-05 | Meijin, 17th | Title match, game 3 | | 65 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+1.5 | 265 | 1992-11-12 | Meijin, 17th | Title match, game 7 | | 66 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+0.5 | 231 | 1993-01-21 | Honinbo, 48th | League, game 14 | | 67 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+1.5 | 256 | 1993-09-02 | Meijin, 18th | Title match, game 1 | | 68 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+1.5 | 232 | 1993-09-16 | Meijin, 18th | Title match, game 2 | | 69 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+6.5 | 299 | 1993-09-30 | Meijin, 18th | Title match, game 3 | | 70 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 193 | 1993-10-07 | Meijin, 18th | Title match, game 4 | | 71 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 202 | 1993-10-21 | Meijin, 18th | Title match, game 5 | | 72 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 164 | 1993-11-24 | Kakusei, 16th | Semifinal - 1 | | 73 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+R | 192 | 1994-03-03 | Judan, 32nd | Title match, game 1 | | 74 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+7.5 | 230 | 1994-03-24 | Judan, 32nd | Title match, game 2 | | 75 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+1.5 | 218 | 1994-04-07 | Judan, 32nd | Title match, game 3 | | 76 | Otake Hideo | 9p | Kobayashi Koichi | 9p | B+0.5 | 270 | 1994-04-21 | Judan, 32nd | Title match, game 4 | | 77 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+R | 150 | 1994-04-27 | Judan, 32nd | Title match, game 5 | | 78 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 199 | 1995-01-28 | NEC Cup, 14th | Semifinal - 1 | | 79 | Kobayashi Koichi | 9p | Otake Hideo | 9p | W+R | 192 | 1996-01-11 | Judan, 34th | Losers' Section, 3-3 | | 80 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+0.5 | 198 | 1996-07-11 | Judan, 35th | 1-06 | | 81 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+1.5 | 253 | 1996-08-21 | Oza, 44th | Semifinal - 1 | | 82 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 237 | 1996-10-26 | NEC Cup, 16th | Quaterfinal - 2 | | 83 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+3.5 | 154 | 1997-01-01 | Tokyo Cup, 30th | 2-3 | | 84 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+9.5 | 272 | 1999-05-03 | Gosei, 24th | Semifinal - 2 | | 85 | Kobayashi Koichi | 9p | Otake Hideo | 9p | B+R | 187 | 2001-04-02 | Ryusei Cup, 10th | Block D, Game 23 | | 86 | Otake Hideo | 9p | Kobayashi Koichi | 9p | W+2.5 | 259 | 2016-04-28 | Igo Masters Cup, 6th | 2nd round | | 87 | Oya Koichi | 6p | Kobayashi Koichi | 9p | W+R | 240 | 1991-11-07 | Judan, 30th | Losers' Section, 3-2 | | 88 | Oyama Kunio | 9p | Kobayashi Koichi | 9p | W+R | 150 | 1990-06-28 | Judan, 29th | Losers' Section, 1-3 | | 89 | Kobayashi Koichi | 9p | Oyama Kunio | 9p | B+R | 161 | 1995-06-22 | Tengen, 21st | 1/8 Final - 4 | | 90 | Paek Daehyun | 3p | Kobayashi Koichi | 9p | B+1 | 238 | 1998-06-16 | LG Cup, 03rd | 1-02 | | 91 | Kobayashi Koichi | 9p | Park Byungkyu | 5p | B+R | 195 | 2005-05-16 | LG Cup, 10th | 1/16 Final - 04 | | 92 | Kobayashi Koichi | 9p | Park Jieun | 4p | B+7.5 | 243 | 2003-11-13 | Nongshim Cup, 05th | 2-2 | | 93 | Qian Yuping | 6p | Kobayashi Koichi | 9p | W+R | 214 | 1985-05-22 | Japan-China Super Go, 1st | game 09 | | 94 | Qian Yuping | 9p | Kobayashi Koichi | 9p | B+R | 183 | 1991-07-06 | Fujitsu Cup, 04th | Semifinal - 2 | | 95 | Kobayashi Koichi | 9p | Redmond, Michael | 7p | W+2 | 280 | 1994-04-04 | Fujitsu Cup, 07th | 1/8 Final - 4 | | 96 | Redmond, Michael | 9p | Kobayashi Koichi | 9p | B+3.5 | 258 | 2014-02-27 | Ryusei, 23rd | block-A | | 97 | Ri Ishu | 3p | Kobayashi Koichi | 9p | W+R | 178 | 2007-04-26 | Tengen, 33rd | 2 | | 98 | Kobayashi Koichi | 9p | Ri Ishu | 7p | B+R | 169 | 2010-05-16 | NHK Cup, 58th | 2 | | 99 | Kobayashi Koichi | 6p | Rin Kaiho | 9p | W+R | 150 | 1974-08-15 | Nihon Ki-in Championship, 22nd | Quaterfinal - 1 | | 100 | Kobayashi Koichi | 7p | Rin Kaiho | 9p | B+R | 191 | 1976-04-15 | Tengen, 02nd | Semifinal - 2 |
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