| event | round | table | player one | result | player two |
| Grand Prix Niigata 2005 | Q | Osawa, Takuya (1901) | Lost 1-2 | Mori, Katsuhiro (1982) | |
| Grand Prix Manila 2006 | 8 | 6 | Osawa, Takuya (1778) | Draw 0-0 | Mori, Katsuhiro (2082) |
| Grand Prix Manila 2006 | 13 | 19 | Osawa, Takuya (1838) | Won 2-1 | Mori, Katsuhiro (2119) |