Games Between Two Players
Ko Iso (2 win; 1 loss) vs. Yamashiro Hiroshi
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [2013-03-11] 22nd Japanese Ryusei, group stage
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| Ko Iso 8p | Yamashiro Hiroshi 9p | W+R |  |
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| [2009-05-21] 48th Japanese Judan, winner section round 1
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| Ko Iso 7p | Yamashiro Hiroshi 9p | B+4.5 | |
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| [2008-09-18] 47th Japanese Judan, loser section round 3
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| Ko Iso 7p | Yamashiro Hiroshi 9p | B+R | |
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