| event | round | table | player one | result | player two |
| Grand Prix Kobe 2001 | 6 | 110 | Shimizu, Akihiro (1450) | Draw 1-1 | Hayashi, Hiroki (1535) |
| Grand Prix Yokohama 2004 | 8 | 37 | Shimizu, Akihiro (1647) | Lost 0-2 | Hayashi, Hiroki (1730) |
| Grand Prix Niigata 2005 | 6 | 27 | Shimizu, Akihiro (1564) | Won 2-0 | Hayashi, Hiroki (1698) |