| # |
Black player |
Rank |
White player |
Rank |
Result |
# moves |
Date |
Event |
Round |
| 1 | Takagawa Shukaku | 9p | Iwata Tatsuaki | 8p | W+R | 150 | 1962-06-07 | Meijin Old, 01st | League | | 2 | Iwata Tatsuaki | 8p | Takagawa Shukaku | 9p | W+R | 202 | 1963-12-05 | Honinbo, 19th | League, game 03 | | 3 | Takagawa Shukaku | 9p | Iwata Tatsuaki | 9p | B+4,5 | 266 | 1965-07-22 | Saikyo Tournament, 05th | Round 3 | | 4 | Iwata Tatsuaki | 9p | Takagawa Shukaku | 9p | B+R | 135 | 1966-10-13 | Saikyo Tournament, 06th | Round 2 | | 5 | Takagi Shoichi | 9p | Iwata Tatsuaki | 9p | B+R | 165 | 1982-06-05 | Tengen, 08th | 1-16 | | 6 | Takagi Shoichi | 9p | Iwata Tatsuaki | 9p | W+2.5 | 261 | 1983-10-27 | Honinbo, 39th | League, game 04 | | 7 | Iwata Tatsuaki | 9p | Takemiya Masaki | 2p | W+10.5 | 200 | 1966-08-25 | Pro Best Ten, 04th | 200 | | 8 | Iwata Tatsuaki | 9p | Takemiya Masaki | 9p | W+2 | 250 | 1982-03-18 | Honinbo, 37th | League, game 21 | | 9 | Iwata Tatsuaki | 9p | Takemiya Masaki | 9p | B+R | 227 | 1983-01-20 | Honinbo, 38th | League, game 17 | | 10 | Takemiya Masaki | 9p | Iwata Tatsuaki | 9p | B+3.5 | 236 | 1983-12-22 | Honinbo, 39th | League, game 12 | | 11 | Takemiya Masaki | 9p | Iwata Tatsuaki | 9p | B+10.5 | 266 | 1985-01-10 | Honinbo, 40th | League | | 12 | Takemiya Masaki | 9p | Iwata Tatsuaki | 9p | W+1.5 | 209 | 1992-05-14 | Meijin, 17th | League, game 23 | | 13 | Takemiya Masaki | 9p | Iwata Tatsuaki | 9p | W+1.5 | 253 | 1993-11-22 | Fujitsu Cup, 07th | Preliminaries | | 14 | Takemiya Masaki | 9p | Iwata Tatsuaki | 9p | B+R | 175 | 1996-04-04 | Gosei, 21st | 1/8 Final - 5 | | 15 | Iwata Tatsuaki | 9p | Takemiya Masaki | 9p | W+R | 214 | 1998-02-19 | Gosei, 23rd | 1/8 Final - 6 | | 16 | Iwata Tatsuaki | 9p ? | Tono Hiroaki | 9p ? | B+0.5 | 267 | 1900-06-28 | NHK Cup, 36th | 1 | | 17 | Tono Hiroaki | 9p | Iwata Tatsuaki | 9p | B+R | 203 | 1981-06-25 | Judan, 20th | Winners' Section, Round 2 | | 18 | Iwata Tatsuaki | 9p | Tozawa Akinobu | 9p | W+3.5 | 285 | 1994-05-09 | Ryusei Cup, 04th | Block D, Game 22 | | 19 | Tsuchida Masamitsu | 9p | Iwata Tatsuaki | 9p | W+1.5 | 264 | 1979-07-05 | Okan Sen, 20th | 3 | | 20 | Iwata Tatsuaki | 9p | Tsuchida Masamitsu | 9p | B+11.5 | 272 | 1983-06-16 | Okan Sen, 24th | 3 | | 21 | Ushikubo Yoshitaka | 9p | Iwata Tatsuaki | 9p | W+R | 158 | 1996-03-14 | Gosei, 21st | 2-16 | | 22 | Iwata Tatsuaki | 8p | Yamabe Toshiro | 9p | W+R | 188 | 1964-03-19 | Honinbo, 19th | League | | 23 | Yamashiro Hiroshi | 7p | Iwata Tatsuaki | 9p | B+2.5 | 234 | 1981-11-05 | Okan Sen, 22nd | Final | | 24 | Yamashiro Hiroshi | 8p | Iwata Tatsuaki | 9p | W+R | 124 | 1984-03-08 | Honinbo, 39th | League, game 21 | | 25 | Yamashiro Hiroshi | 8p | Iwata Tatsuaki | 9p | B+R | 197 | 1984-08-23 | Okan Sen, 25th | 3 | | 26 | Iwata Tatsuaki | 9p | Yamashiro Hiroshi | 8p | B+R | 169 | 1985-03-21 | Honinbo, 40th | League, game 22 | | 27 | Yamashiro Hiroshi | 0-kan | Iwata Tatsuaki | 9p | B+R | 195 | 1985-11-21 | Okan Sen, 26th | 1 | | 28 | Yamashiro Hiroshi | 9p | Iwata Tatsuaki | 9p | B+R | 209 | 1986-05-22 | Oza, 34th | Round 2-1 | | 29 | Yamashiro Hiroshi | 9p | Iwata Tatsuaki | 9p | B+1.5 | 262 | 1987-03-26 | Gosei, 12th | Round 2-8 | | 30 | Yamashiro Hiroshi | 9p | Iwata Tatsuaki | 9p | W+R | 202 | 1989-08-31 | Okan Sen, 30th | 3 | | 31 | Iwata Tatsuaki | 9p | Yamashiro Hiroshi | 9p | W+7.5 | 236 | 1993-11-29 | Fujitsu Cup, 07th | Preliminaries | | 32 | Yang Hui | 6p | Iwata Tatsuaki | 9p | B+R | 181 | 1985-04-25 | China National Team Championship, 1985 | League, game 20 | | 33 | Yata Naoki | 7p | Iwata Tatsuaki | 9p | W+R | 258 | 1997-12-11 | Gosei, 23rd | 1-10 | | 34 | Yoda Norimoto | 8p | Iwata Tatsuaki | 9p | B+R | 179 | 1992-02-13 | Meijin, 17th | League, game 09 |
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