| event | round | table | player one | result | player two |
| Grand Prix Hiroshima 2001 | 7 | 15 | Komiya, Tadayoshi (1591) | Lost 0-2 | Higaki, Takao (1638) |
| Grand Prix Utsunomiya 2002 | 8 | 41 | Komiya, Tadayoshi (1645) | Lost 0-2 | Higaki, Takao (1798) |
| Grand Prix Utsunomiya 2002 | 13 | 8 | Komiya, Tadayoshi (1666) | Won 2-1 | Higaki, Takao (1807) |