| event | round | table | player one | result | player two |
| Grand Prix Fukuoka 2002 | 6 | 7 | Shiozu, Ryouma (1831) | Won 2-0 | Ikeda, Tsuyoshi (1670) |
| Pro Tour Los Angeles 2005 | 5 | 153 | Shiozu, Ryouma (1851) | Lost 1-2 | Ikeda, Tsuyoshi (1783) |
| Grand Prix Hiroshima 2006 | 11 | 29 | Shiozu, Ryouma (1822) | Won 2-0 | Ikeda, Tsuyoshi (1846) |