| event | round | table | player one | result | player two |
| Grand Prix Utsunomiya 2002 | 12 | 9 | Shimura, Ichirou (1634) | Won 2-1 | Asahara, Akira (1833) |
| Grand Prix Sendai 2004 | 8 | 13 | Shimura, Ichirou (1788) | ID | Asahara, Akira (1904) |
| Grand Prix Singapore 2005 | 14 | 4 | Shimura, Ichirou (1857) | Won 2-0 | Asahara, Akira (1945) |