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