# |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
1 | Iwata Tatsuaki | 9p | Ohira Shuzo | 9p | W+3.5 | 247 | 1969-01-01 | All-Japan First Place Championship, 1st | 1 | 2 | Iwata Tatsuaki | 9p | Ohira Shuzo | 9p | W+R | 204 | 1973-12-06 | Pro Best Ten, 11th | 1-08 | 3 | Iwata Tatsuaki | 9p | Ohira Shuzo | 9p | W+R | 172 | 1985-05-09 | Tengen, 11th | | 4 | Iwata Tatsuaki | 9p | Otake Hideo | 9p | W+0.5 | 252 | 1986-09-11 | Honinbo, 42nd | 3rd Preliminary, Semi-final | 5 | Iwata Tatsuaki | 9p | Otake Hideo | 9p | W+8.5 | 256 | 1986-11-21 | Meijin, 12th | League qualification, Group 2, Final | 6 | Iwata Tatsuaki | 9p | Rin Kaiho | 9p | W+1.5 | 273 | 1974-06-13 | Nihon Ki-in Championship, 22nd | 1-15 | 7 | Iwata Tatsuaki | 9p | Rin Kaiho | 9p | W+R | 186 | 1975-01-16 | Judan, 13th | Losers' Section, Round 3 | 8 | Iwata Tatsuaki | 9p | Rin Kaiho | 9p | W+6.5 | 243 | 1991-05-20 | Ryusei Cup, 01st | Block B, Game 23 | 9 | Iwata Tatsuaki | 9p | Rin Kaiho | 9p | W+R | 214 | 1992-08-06 | Meijin, 17th | League, game 34 | 10 | Iwata Tatsuaki | 9p | Sakai Takeshi | 9p | B+4,5 | 261 | 1998-05-11 | Ryusei Cup, 07th | Block B, Game 21 | 11 | Iwata Tatsuaki | 9p | Sakata Eio | 9p | B+13.5 | 282 | 1984-04-05 | Honinbo, 39th | League, game 25 | 12 | Iwata Tatsuaki | 9p | Shiraishi Yutaka | 9p | W+0.5 | 232 | 1985-02-14 | Honinbo, 40th | League, game 18 | 13 | Iwata Tatsuaki | 9p | Sonoda Yuichi | 9p | B+R | 195 | 1983-07-28 | Judan, 22nd | 1/8 Final - 8 | 14 | Iwata Tatsuaki | 9p | Sonoda Yuichi | 9p | B+R | 223 | 2002-01-17 | Tengen, 28th | 1-05 | 15 | Iwata Tatsuaki | 9p | Sugiuchi Masao | 9p | B+R | 185 | 1972-01-01 | Pro Best Ten, 09th | Round 3 | 16 | Iwata Tatsuaki | 9p | Sugiuchi Masao | 9p | W+1.5 | 288 | 1981-07-23 | Judan, 20th | Preliminary round | 17 | Iwata Tatsuaki | 9p | Sugiuchi Masao | 9p | B+R | 269 | 1982-03-06 | Judan, 21st | 1/8 Final - 2 | 18 | Iwata Tatsuaki | 9p | Sugiuchi Masao | 9p | W+2 | 252 | 1983-09-08 | Judan, 22nd | Losers' Section, 2-1 | 19 | Iwata Tatsuaki | 9p | Takagawa Shukaku | 9p | B+R | 135 | 1966-10-13 | Saikyo Tournament, 06th | Round 2 | 20 | Iwata Tatsuaki | 9p | Takemiya Masaki | 9p | W+2 | 250 | 1982-03-18 | Honinbo, 37th | League, game 21 | 21 | Iwata Tatsuaki | 9p | Takemiya Masaki | 9p | B+R | 227 | 1983-01-20 | Honinbo, 38th | League, game 17 | 22 | Iwata Tatsuaki | 9p | Takemiya Masaki | 9p | W+R | 214 | 1998-02-19 | Gosei, 23rd | 1/8 Final - 6 | 23 | Iwata Tatsuaki | 9p ? | Tono Hiroaki | 9p ? | B+0.5 | 267 | 1900-06-28 | NHK Cup, 36th | 1 | 24 | Iwata Tatsuaki | 9p | Tozawa Akinobu | 9p | W+3.5 | 285 | 1994-05-09 | Ryusei Cup, 04th | Block D, Game 22 | 25 | Iwata Tatsuaki | 9p | Tsuchida Masamitsu | 9p | B+11.5 | 272 | 1983-06-16 | Okan Sen, 24th | 3 | 26 | Iwata Tatsuaki | 9p | Yamashiro Hiroshi | 9p | W+7.5 | 236 | 1993-11-29 | Fujitsu Cup, 07th | Preliminaries | 27 | Iyama Yuta | 9p | Akiyama Jiro | 9p | B+3.5 | 321 | 2013-10-28 | Tengen, 39th | Title match, game 2 | 28 | Iyama Yuta | 9p | Cho Chikun | 9p | W+3.5 | 254 | 2012-02-04 | NEC Cup, 31st | Semifinal | 29 | Iyama Yuta | 9p | Cho Chikun | 9p | B+R | 199 | 2015-10-01 | Judan, 54th | 2nd round | 30 | Iyama Yuta | 9p | Cho Chikun | 9p | B+R | 245 | 2016-08-12 | | | 31 | Iyama Yuta | 9p | Cho Sonjin | 9p | B+R | 161 | 2011-02-07 | Honinbo, 66th | League | 32 | Iyama Yuta | 9p | Cho Sonjin | 9p | B+R | 207 | 2014-10-27 | NHK Cup, 62nd | 3rd round | 33 | Iyama Yuta | 9p | Cho U | 9p | B+R | 143 | 2009-11-05 | Honinbo, 65th | League | 34 | Iyama Yuta | 9p | Cho U | 9p | B+R | 179 | 2010-01-25 | NHK Cup, 57th | Quaterfinal | 35 | Iyama Yuta | 9p | Cho U | 9p | B+R | 207 | 2011-01-13 | Kisei, 35th | Title match, game 1 | 36 | Iyama Yuta | 9p | Cho U | 9p | B+1.5 | 269 | 2011-02-02 | Kisei, 35th | Title match, game 3 | 37 | Iyama Yuta | 9p | Cho U | 9p | W+2.5 | 322 | 2011-02-24 | Kisei, 35th | Title match, game 5 | 38 | Iyama Yuta | 9p | Cho U | 9p | B+R | 119 | 2011-03-24 | Judan, 49th | Title match, game 2 | 39 | Iyama Yuta | 9p | Cho U | 9p | B+3.5 | 291 | 2011-04-22 | Judan, 49th | Title match, game 4 | 40 | Iyama Yuta | 9p | Cho U | 9p | B+R | 223 | 2011-04-29 | Judan, 49th | Title match, game 5 | 41 | Iyama Yuta | 9p | Cho U | 9p | B+R | 243 | 2012-03-19 | Judan, 50th | Title match, game 2 | 42 | Iyama Yuta | 9p | Cho U | 9p | B+R | 265 | 2012-04-18 | Judan, 50th | Title match, game 4 | 43 | Iyama Yuta | 9p | Cho U | 9p | B+R | 211 | 2012-10-27 | Oza, 60th | Title match, game 2 | 44 | Iyama Yuta | 9p | Cho U | 9p | B+R | 221 | 2013-02-01 | Kisei, 37th | Title match, game 2 | 45 | Iyama Yuta | 9p | Cho U | 9p | W+R | 212 | 2013-02-22 | Kisei, 37th | Title match, game 4 | 46 | Iyama Yuta | 9p | Cho U | 9p | B+R | 197 | 2013-03-13 | Kisei, 37th | Title match, game 6 | 47 | Iyama Yuta | 9p | Cho U | 9p | B+R | 243 | 2013-11-19 | Oza, 61st | Title match, game 2 | 48 | Iyama Yuta | 9p | Cho U | 9p | B+R | 221 | 2013-12-02 | Oza, 61st | Title match, game 1 | 49 | Iyama Yuta | 9p | Ch'oe Ch'eol-han | 9p | B+R | 239 | 2011-08-11 | Fujitsu Cup, 24th | 2 | 50 | Iyama Yuta | 9p | Gu Li | 9p | W+4.5 | 298 | 2010-07-25 | Japan-China-Korea Meijin, 2010 | 1 | 51 | Iyama Yuta | 9p | Hane Naoki | 9p | B+R | 175 | 2010-02-01 | Tengen, 36th | 1 | 52 | Iyama Yuta | 9p | Hane Naoki | 9p | W+R | 160 | 2011-01-20 | Gosei, 36th | Round 3 | 53 | Iyama Yuta | 9p | Hane Naoki | 9p | W+R | 206 | 2011-06-06 | Kisei, 36th | League | 54 | Iyama Yuta | 9p | Hane Naoki | 9p | W+R | 174 | 2011-09-08 | Oza, 59th | challengers' playoff | 55 | Iyama Yuta | 9p | Hane Naoki | 9p | B+R | 175 | 2012-03-29 | Honinbo, 67th | League | 56 | Iyama Yuta | 9p | Hane Naoki | 9p | B+R | 197 | 2012-06-28 | Gosei, 37th | Title match, game 1 | 57 | Iyama Yuta | 9p | Hane Naoki | 9p | B+R | 161 | 2012-07-23 | Gosei, 37th | Title match, game 3 | 58 | Iyama Yuta | 9p | Hane Naoki | 9p | B+R | 249 | 2012-09-13 | Oza, 60th | Challengers' playoff | 59 | Iyama Yuta | 9p | Hane Naoki | 9p | B+R | 175 | 2013-08-01 | Meijin, 38th | League | 60 | Iyama Yuta | 9p | Hane Naoki | 9p | B+0.5 | 299 | 2015-08-11 | | | 61 | Iyama Yuta | 9p | Ida Atsushi | 9p | B+R | 251 | 2016-03-23 | Judan, 54th | Title match, game 2 | 62 | Iyama Yuta | 9p | Ida Atsushi | 9p | B+R | 163 | 2016-04-20 | Judan, 54th | Title match, game 4 | 63 | Iyama Yuta | 9p | Imamura Toshiya | 9p | B+6.5 | 268 | 2011-04-14 | Oza, 59th | 1 | 64 | Iyama Yuta | 9p | Imamura Toshiya | 9p | B+5.5 | 251 | 2014-06-23 | Agon Cup, 21st | 1st round | 65 | Iyama Yuta | 9p | Imamura Toshiya | 9p | B+R | 83 | 2016-01-07 | Judan, 54th | Semifinal | 66 | Iyama Yuta | 9p | Kamimura Haruo | 9p | B+R | 97 | 2010-01-14 | Oza, 58th, last preliminary tournament | | 67 | Iyama Yuta | 9p | Kataoka Satoshi | 9p | B+R | 199 | 2012-04-09 | Gosei, 37th | Round 3 | 68 | Iyama Yuta | 9p | Ke Jie | 9p | W+R | 146 | 2015-03-14 | Agon Cup (Japan-China), 16th | | 69 | Iyama Yuta | 9p | Ke Jie | 9p | B+R | 233 | 2017-01-29 | | | 70 | Iyama Yuta | 9p | Ke Jie | 9p | W+R | 200 | 2017-01-31 | | | 71 | Iyama Yuta | 9p | Kobayashi Koichi | 9p | B+R | 261 | 2014-09-11 | Agon Cup, 21st | Semifinal | 72 | Iyama Yuta | 9p | Kobayashi Satoru | 9p | W+0.5 | 298 | 2014-11-28 | Judan, 53rd | 3rd round | 73 | Iyama Yuta | 9p | Kobayashi Satoru | 9p | B+R | 193 | 2016-09-26 | NHK Cup, 64th | 2nd round | 74 | Iyama Yuta | 9p | Komatsu Hideki | 9p | B+R | 127 | 2012-09-17 | NHK Cup, 60th | 2 | 75 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 187 | 2010-07-01 | Judan, 49th | Winners' Section, Round 1 | 76 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 101 | 2011-01-10 | Ryusei, 20th | block-B | 77 | Iyama Yuta | 9p | Kono Rin | 9p | W+R | 196 | 2011-07-07 | Kisei, 36th | League | 78 | Iyama Yuta | 9p | Kono Rin | 9p | W+R | 210 | 2012-01-19 | Meijin, 37th | League | 79 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 237 | 2012-05-03 | Oza, 60th | 1 | 80 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 155 | 2012-11-05 | Tengen, 38th | Title match, game 1 | 81 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 165 | 2012-11-29 | Tengen, 38th | Title match, game 3 | 82 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 183 | 2013-02-11 | NHK Cup, 60th | Semifinal | 83 | Iyama Yuta | 9p | Kono Rin | 9p | W+R | 194 | 2013-07-22 | Gosei, 38th | Title match, game 2 | 84 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 169 | 2013-08-05 | Meijin, 38th | challengers' playoff | 85 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 189 | 2013-08-09 | Gosei, 38th | Title match, game 4 | 86 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 151 | 2014-07-20 | Gosei, 39th | Title match, game 2 | 87 | Iyama Yuta | 9p | Kono Rin | 9p | W+R | 224 | 2014-08-25 | Gosei, 39th | 4 | 88 | Iyama Yuta | 9p | Kono Rin | 9p | W+R | 200 | 2014-09-19 | Meijin, 39th | 2 | 89 | Iyama Yuta | 9p | Kono Rin | 9p | B+R | 217 | 2014-10-07 | Meijin, 39th | 4 | 90 | Iyama Yuta | 9p | Kono Rin | 9p | B+1.5 | 309 | 2014-10-18 | Agon Cup, 21st | Final | 91 | Iyama Yuta | 9p | Kono Rin | 9p | B+3.5 | 219 | 2014-10-30 | Meijin, 39th | Title match, game 6 | 92 | Iyama Yuta | 9p | Kono Rin | 9p | W+R | 178 | 2017-01-15 | Kisei, 41st | Title match, game 1 | 93 | Iyama Yuta | 9p | Kono Rin | 9p | | 217 | 2017-02-05 | | | 94 | Iyama Yuta | 9p | Kono Rin | 9p | B+1.5 | 279 | 2017-02-10 | Kisei, 41st | Title match, game 3 | 95 | Iyama Yuta | 9p | Kurahashi Masayuki | 9p | B+10.5 | 240 | 2015-11-09 | NHK Cup, 63rd | 3rd round | 96 | Iyama Yuta | 9p | Lee Changho | 9p | W+5.5 | 270 | 2010-06-01 | Asian TV Cup, 22nd | Quaterfinal - 1 | 97 | Iyama Yuta | 9p | Lee Changho | 9p | W+R | 102 | 2011-06-15 | LG Cup, 16th | 1/8 Final - 2 | 98 | Iyama Yuta | 9p | Lee Sedol | 9p | B+R | 229 | 2010-11-25 | | | 99 | Iyama Yuta | 9p | Lee Sedol | 9p | B+R | 205 | 2011-05-16 | | | 100 | Iyama Yuta | 9p | Mi Yuting | 9p | B+R | 165 | 2015-03-03 | Nongshim Cup, 16th | 11th round |
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