Games Between Two Players
O Rissei (1 win; 1 loss) vs. Muramatsu Ryuichi
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [2013-03-21] 69th Japanese Honinbo, preliminary
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| O Rissei 9p | Muramatsu Ryuichi 8p | W+R |  |
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| [1985-11-09] 1st Japanese NEC Shunei, round 2
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| Muramatsu Ryuichi 4p | O Rissei 8p | W+R | |
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