Games Between Two Players
Rin Kaiho (2 win; 1 loss) vs. Oya Koichi
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [2009-09-03] 35th Japanese Kisei, preliminary
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| Rin Kaiho 9p | Oya Koichi 9p | W+R |  |
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| [1994-04-14] 19th Japanese Gosei, round 3
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| Oya Koichi 7p | Rin Kaiho 9p | W+R | |
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| [1987-06-25] 35th Japanese Oza, round 2
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| Oya Koichi 6p | Rin Kaiho 9p | W+4.5 | |
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