| # |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
| 1 | Hane Yasumasa | 9p | Ito Yoji | 7p | B+1.5 | 234 | 1989-03-21 | Okan Sen, 30th | 1 | | 2 | Baba Shigeru | 8p | Tsuchida Masamitsu | 9p | W+0.5 | 259 | 1989-02-16 | Okan Sen, 30th | 2 | | 3 | Inagaki Koichi | 8p | Iwata Tatsuaki | 9p | W+3.5 | 246 | 1989-04-20 | Okan Sen, 30th | 2 | | 4 | Hane Yasumasa | 9p | Hikosaka Naoto | 7p | B+R | 245 | 1989-05-18 | Okan Sen, 30th | 2 | | 5 | Yamashiro Hiroshi | 9p | Morishima Kaoru | 7p | B+R | 177 | 1989-07-27 | Okan Sen, 30th | 2 | | 6 | Tsuchida Masamitsu | 9p | Hane Yasumasa | 9p | W+1.5 | 217 | 1989-07-06 | Okan Sen, 30th | 3 | | 7 | Yamashiro Hiroshi | 9p | Iwata Tatsuaki | 9p | W+R | 202 | 1989-08-31 | Okan Sen, 30th | 3 | | 8 | Iwata Tatsuaki | 9p | Hane Yasumasa | 9p | B+3.5 | 212 | 1989-10-05 | Okan Sen, 30th | 4 | | 9 | Ogata Masaki | 7p | Iwata Tatsuaki | 9p | B+1.5 | 262 | 1989-11-09 | Okan Sen, 30th | Final | | 10 | Tsuchida Masamitsu | 9p | Baba Shigeru | 8p | B+R | 193 | 1989-11-23 | Okan Sen, 31st | 1 | | 11 | Hotta Seiji | 4p | Iwata Tatsuaki | 9p | B+0.5 | 246 | 1989-12-21 | Okan Sen, 31st | 1 | | 12 | Hiroe Katsuhiko | 7p | Hane Yasumasa | 9p | W+12.5 | 248 | 1990-01-11 | Okan Sen, 31st | 1 | | 13 | Yamashiro Hiroshi | 9p | Saijo Masataka | 8p | B+2.5 | 240 | 1990-03-01 | Okan Sen, 31st | 1 | | 14 | Hotta Seiji | 4p | Hiroe Hiroyuki | 6p | W+7.5 | 233 | 1990-02-22 | Okan Sen, 31st | 2 | | 15 | Morishima Kaoru | 7p | Tsuchida Masamitsu | 9p | B+1.5 | 253 | 1990-03-01 | Okan Sen, 31st | 2 | | 16 | Kuwata Yasuaki | 8p | Hane Yasumasa | 9p | W+R | 146 | 1990-05-03 | Okan Sen, 31st | 2 | | 17 | Ito Yoji | 7p | Yamashiro Hiroshi | 9p | B+R | 199 | 1990-05-03 | Okan Sen, 31st | 2 | | 18 | Morishima Kaoru | 7p | Hane Yasumasa | 9p | W+R | 76 | 1990-06-28 | Okan Sen, 31st | 3 | | 19 | Hiroe Hiroyuki | 6p | Ito Yoji | 7p | W+R | 206 | 1990-09-13 | Okan Sen, 31st | 3 | | 20 | Ito Yoji | 7p | Hane Yasumasa | 9p | W+R | 218 | 1990-10-18 | Okan Sen, 31st | 4 | | 21 | Imamura Yoshiaki | 6p | Iwata Tatsuaki | 9p | B+R | 209 | 1991-02-28 | Okan Sen, 31st | 4 | | 22 | Hane Yasumasa | 9p | Ogata Masaki | 9p | W+R | 172 | 1990-11-02 | Okan Sen, 31st | Final | | 23 | Inagaki Koichi | 8p | Tsuchida Masamitsu | 9p | W+6.5 | 274 | 1990-11-22 | Okan Sen, 32nd | 1 | | 24 | Nakano Hironari | 6p | Iwata Tatsuaki | 9p | W+10.5 | 283 | 1990-11-22 | Okan Sen, 32nd | 1 | | 25 | Ukita Masayuki | 4p | Hane Yasumasa | Oza | W+R | 208 | 1990-12-20 | Okan Sen, 32nd | 1 | | 26 | Yamashiro Hiroshi | 9p | Matsuoka Hideki | 5p | B+4,5 | 275 | 1991-01-24 | Okan Sen, 32nd | 1 | | 27 | Hane Yasumasa | 9p | Ogata Masaki | 9p | W+R | 232 | 1991-11-07 | Okan Sen, 32nd | 1 | | 28 | Tsuchida Masamitsu | 9p | Ito Yoji | 7p | W+5.5 | 256 | 1991-02-07 | Okan Sen, 32nd | 2 | | 29 | Hane Yasumasa | Oza | Baba Shigeru | 8p | B+R | 139 | 1991-02-21 | Okan Sen, 32nd | 2 | | 30 | Yamashiro Hiroshi | 9p | Hikosaka Naoto | 8p | W+4.5 | 259 | 1991-05-09 | Okan Sen, 32nd | 2 | | 31 | Hane Yasumasa | Oza | Hikosaka Naoto | 8p | B+R | 203 | 1991-06-13 | Okan Sen, 32nd | 3 | | 32 | Imamura Yoshiaki | 6p | Ito Yoji | 7p | B+R | 187 | 1991-08-29 | Okan Sen, 32nd | 3 | | 33 | Imamura Yoshiaki | 7p | Hane Yasumasa | Oza | W+R | 228 | 1991-10-10 | Okan Sen, 32nd | 4 | | 34 | Morishima Kaoru | 7p | Baba Shigeru | 9p | W+R | 184 | 1991-12-05 | Okan Sen, 33rd | 1 | | 35 | Shinoda Hideyuki | 5p | Yamashiro Hiroshi | 9p | W+R | 136 | 1991-12-19 | Okan Sen, 33rd | 1 | | 36 | Iwata Tatsuaki | 9p | Imamura Yoshiaki | 7p | W+R | 208 | 1991-12-19 | Okan Sen, 33rd | 1 | | 37 | Hane Yasumasa | 9p | Nakane Naoyuki | 3p | B+R | 143 | 1992-01-16 | Okan Sen, 33rd | 1 | | 38 | Baba Shigeru | 9p | Tsuchida Masamitsu | 9p | W+R | 146 | 1992-01-16 | Okan Sen, 33rd | 2 | | 39 | Hane Yasumasa | 9p | Saijo Masataka | 8p | B+R | 167 | 1992-04-23 | Okan Sen, 33rd | 2 | | 40 | Ito Makoto | 8p | Yamashiro Hiroshi | 9p | W+13.5 | 268 | 1992-05-07 | Okan Sen, 33rd | 2 | | 41 | Tsuchida Masamitsu | 9p | Hane Yasumasa | 9p | W+1.5 | 214 | 1992-06-18 | Okan Sen, 33rd | 3 | | 42 | Imamura Yoshiaki | 7p | Yamashiro Hiroshi | 9p | W+0.5 | 235 | 1992-09-10 | Okan Sen, 33rd | 3 | | 43 | Hane Yasumasa | 9p | Yamashiro Hiroshi | 9p | B+2.5 | 284 | 1992-10-15 | Okan Sen, 33rd | 4 | | 44 | Tsuchida Masamitsu | 9p | Ito Yoji | 8p | B+2.5 | 268 | 1992-12-17 | Okan Sen, 34th | 1 | | 45 | Baba Shigeru | 9p | Inagaki Koichi | 8p | B+R | 207 | 1992-12-24 | Okan Sen, 34th | 1 | | 46 | Iwata Tatsuaki | 9p | Ogata Masaki | 8p | B+R | 169 | 1992-12-24 | Okan Sen, 34th | 1 | | 47 | Yamashiro Hiroshi | 9p | Imamura Yoshiaki | 7p | B+R | 139 | 1993-03-25 | Okan Sen, 34th | 1 | | 48 | Hikosaka Naoto | 9p | Tsuchida Masamitsu | 9p | B+R | 177 | 1993-02-18 | Okan Sen, 34th | 2 | | 49 | Iwata Tatsuaki | 9p | Kuwata Yasuaki | 8p | W+0.5 | 248 | 1993-02-18 | Okan Sen, 34th | 2 | | 50 | Nakano Hironari | 7p | Baba Shigeru | 9p | W+1.5 | 252 | 1993-04-29 | Okan Sen, 34th | 2 | | 51 | Yamashiro Hiroshi | 9p | Nakao Jiyungo | 3p | B+5.5 | 232 | 1993-06-07 | Okan Sen, 34th | 2 | | 52 | Hikosaka Naoto | 9p | Baba Shigeru | 9p | B+R | 113 | 1993-07-08 | Okan Sen, 34th | 3 | | 53 | Kuwata Yasuaki | 8p | Yamashiro Hiroshi | 9p | W+3.5 | 257 | 1993-08-26 | Okan Sen, 34th | 3 | | 54 | Hikosaka Naoto | 9p | Yamashiro Hiroshi | 9p | W+0.5 | 256 | 1993-09-30 | Okan Sen, 34th | 4 | | 55 | Yamashiro Hiroshi | 9p | Hane Yasumasa | 9p | B+0.5 | 242 | 1993-11-10 | Okan Sen, 34th | Final | | 56 | Shinoda Hideyuki | 5p | Iwata Tatsuaki | 9p | B+0.5 | 271 | 1993-12-16 | Okan Sen, 35th | 1 | | 57 | Shimohira Akio | 6p | Hane Yasumasa | 9p | W+R | 220 | 1994-01-20 | Okan Sen, 35th | 1 | | 58 | Ito Yoji | 8p | Baba Shigeru | 9p | B+4,5 | 248 | 1994-01-27 | Okan Sen, 35th | 1 | | 59 | Hikosaka Naoto | 9p | Inagaki Koichi | 8p | W+0.5 | 252 | 1994-01-27 | Okan Sen, 35th | 1 | | 60 | Shinoda Hideyuki | 5p | Nakao Jiyungo | 4p | W+1.5 | 265 | 1994-02-10 | Okan Sen, 35th | 2 | | 61 | Inagaki Koichi | 8p | Ogata Masaki | 9p | W+R | 172 | 1994-03-10 | Okan Sen, 35th | 2 | | 62 | Saijo Masataka | 8p | Ito Yoji | 8p | W+R | 156 | 1994-05-12 | Okan Sen, 35th | 2 | | 63 | Kuwata Yasuaki | 8p | Hane Yasumasa | 9p | W+2.5 | 262 | 1994-06-23 | Okan Sen, 35th | 2 | | 64 | Nakao Jiyungo | 4p | Ito Yoji | 8p | W+R | 184 | 1994-07-28 | Okan Sen, 35th | 3 | | 65 | Hane Yasumasa | 9p | Ogata Masaki | 9p | W+R | 196 | 1994-08-11 | Okan Sen, 35th | 3 | | 66 | Ito Yoji | 8p | Ogata Masaki | 9p | W+R | 144 | 1994-09-08 | Okan Sen, 35th | 4 | | 67 | Ogata Masaki | 9p | Yamashiro Hiroshi | 9p | W+1.5 | 246 | 1994-11-10 | Okan Sen, 35th | Final | | 68 | Saijo Masataka | 8p | Ito Yoji | 9p | W+0.5 | 205 | 1994-12-22 | Okan Sen, 36th | 1 | | 69 | Ogata Masaki | 9p | Kuwata Yasuaki | 8p | B+R | 125 | 1994-12-22 | Okan Sen, 36th | 1 | | 70 | Hane Yasumasa | 9p | Baba Shigeru | 9p | B+R | 155 | 1995-01-19 | Okan Sen, 36th | 1 | | 71 | Nakano Hironari | 8p | Iwata Tatsuaki | 9p | B+2.5 | 239 | 1995-03-16 | Okan Sen, 36th | 1 | | 72 | Imamura Yoshiaki | 7p | Ogata Masaki | 9p | W+R | 152 | 1995-04-13 | Okan Sen, 36th | 2 | | 73 | Hane Yasumasa | 9p | Matsuoka Hideki | 6p | B+9.5 | 256 | 1995-05-04 | Okan Sen, 36th | 2 | | 74 | Hane Naoki | 5p | Nakano Hironari | 8p | W+1.5 | 235 | 1995-06-01 | Okan Sen, 36th | 2 | | 75 | Hikosaka Naoto | 9p | Ito Yoji | 9p | B+R | 173 | 1995-07-13 | Okan Sen, 36th | 2 | | 76 | Ogata Masaki | 9p | Hikosaka Naoto | 9p | B+R | 89 | 1995-08-17 | Okan Sen, 36th | 3 | | 77 | Nakano Hironari | 8p | Hane Yasumasa | 9p | W+1.5 | 246 | 1995-09-04 | Okan Sen, 36th | 3 | | 78 | Yo Kagen [IGS] | 7p | Jimmy Cha [IGS] | 4p | Left unfinished | 66 | 1996-05-31 | Okan Sen, 36th | 3 | | 79 | Ogata Masaki | 9p | Hane Yasumasa | 9p | W+R | 164 | 1995-11-02 | Okan Sen, 36th | 4 | | 80 | Yamashiro Hiroshi | 9p | Hane Yasumasa | 9p | B+R | 219 | 1995-11-16 | Okan Sen, 36th | Final | | 81 | Yuki Satoshi | 8p | Honda Kunihisa | 9p | B+R | 191 | 1996-10-31 | Okan Sen, 40th | Final, game 3 | | 82 | Yamashiro Hiroshi | 9p | Hane Naoki | 8p | B+R | 213 | 2000-11-20 | Okan Sen, 41st | Final | | 83 | Yamashiro Hiroshi | 8p | Hane Yasumasa | 9p | B+R | 205 | 1982-10-21 | Okan, 23rd | Final | | 84 | Hane Yasumasa | 9p | Yamashiro Hiroshi | 9p | W+R | 172 | 1983-11-24 | Okan, 24th | Final | | 85 | Nakano Hironari | 9p | Yamashiro Hiroshi | 9p | B+3.5 | 253 | 1997-11-20 | Okan, 38th | Final | | 86 | Matsuoka Hideki | 8p | Komatsu Hideki | 9p | W+7.5 | 212 | 2001-11-21 | Okan, 42nd | Final | | 87 | Yamashiro Hiroshi | 9p | Hane Naoki | 9p | W+2 | 220 | 2002-11-14 | Okan, 43rd | Final | | 88 | Hikosaka Naoto | 9p | Hane Naoki | 9p | W+3.5 | 286 | 2003-11-10 | Okan, 44th | Final | | 89 | Hane Naoki | 9p | Yamashiro Hiroshi | 9p | B+R | 175 | 2004-11-17 | Okan, 45th | Final | | 90 | Matsuoka Hideki | 8p | Yamashiro Hiroshi | 9p | B+R | 181 | 2006-11-27 | Okan, 47th | Title match | | 91 | Hane Naoki | 9p | Matsuoka Hideki | 9p | B+R | 139 | 2007-11-28 | Okan, 48th | Title match | | 92 | Yamashiro Hiroshi | 9p | Hane Naoki | 9p | W+R | 192 | 2008-11-17 | Okan, 49th | Title match | | 93 | Yamashiro Hiroshi | 9p | Hane Naoki | 9p | W+R | 176 | 2009-11-26 | Okan, 50th | Title match | | 94 | Hane Naoki | 9p | Yamashiro Hiroshi | 9p | W+4.5 | 242 | 2010-11-25 | Okan, 51th | Title match | | 95 | Hane Naoki | 9p | Yamashiro Hiroshi | 9p | B+5.5 | 299 | 2011-11-16 | Okan, 52nd | Title match | | 96 | Yamashiro Hiroshi | 9p | Nakano Hironari | 9p | W+R | 254 | 2012-10-11 | Okan, 53rd | challengers' playoff | | 97 | Nakano Hironari | 9p | Hane Naoki | 9p | W+3.5 | 265 | 2012-11-27 | Okan, 53rd | Title match | | 98 | Hane Naoki | 9p | Nakano Hironari | 9p | B+R | 237 | 2013-11-29 | Okan, 54th | Title match | | 99 | Yamashiro Hiroshi | 9p | Hane Naoki | 9p | W+R | 198 | 2014-11-29 | Okan, 55th | Title match | | 100 | Ogata Masaki | 9p | Hane Naoki | 9p | W+R | 150 | 2015-12-04 | Okan, 56th | Title match |
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