Games Between Two Players
O Rissei (3 win; 0 loss) vs. Yasuda Yasutoshi
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [2015-10-29] 72nd Japanese Honinbo, preliminary
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| O Rissei 9p | Yasuda Yasutoshi 9p | B+2.5 |  |
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| [2005-07-21] 61st Japanese Honinbo, preliminary
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| Yasuda Yasutoshi 9p | O Rissei 9p | W+R | |
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| [1991-07-11] 30th Japanese Judan, winner section round 1
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| O Rissei 9p | Yasuda Yasutoshi 6p | B+R | |
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