| event | round | table | player one | result | player two |
| Grand Prix Utsunomiya 2002 | 7 | 130 | Shibuya, Tsutomu (1462) | Lost 1-2 | Yoshikawa, Yuusuke (1551) |
| Grand Prix Sendai 2004 | 9 | 30 | Shibuya, Tsutomu (1577) | Lost 0-2 | Yoshikawa, Yuusuke (1667) |
| Grand Prix Niigata 2005 | 4 | 90 | Shibuya, Tsutomu (1548) | Won 2-1 | Yoshikawa, Yuusuke (1676) |