| event | round | table | player one | result | player two |
| Pro Tour Columbus 2004 | 12 | 2 | Oiso, Masashi (2046) | Lost 0-2 | Szleifer, Gadiel (1827) |
| Pro Tour Nagoya 2005 | 5 | 83 | Oiso, Masashi (2001) | Won 2-0 | Szleifer, Gadiel (1849) |
| 2005 World Championship | 7 | 11 | Oiso, Masashi (2203) | Won 2-1 | Szleifer, Gadiel (1908) |
| Grand Prix Phoenix 2006 | 4 | 54 | Oiso, Masashi (1889) | Lost 1-2 | Szleifer, Gadiel (1903) |