event | round | table | player one | result | player two |
Grand Prix Sendai 2004 | 3 | 8 | Tsumura, Kenji (1542) | Lost 0-2 | Saito, Tomoharu (1637) |
Grand Prix Niigata 2005 | 7 | 12 | Tsumura, Kenji (1864) | Won 2-0 | Saito, Tomoharu (1891) |
Grand Prix Beijing 2005 | 11 | 2 | Tsumura, Kenji (2174) | Lost 1-2 | Saito, Tomoharu (1884) |
Grand Prix Hiroshima 2006 | 8 | 88 | Tsumura, Kenji (2212) | Lost 1-2 | Saito, Tomoharu (1804) |
Grand Prix Singapore 2007 | 8 | 3 | Tsumura, Kenji (2244) | Lost 1-2 | Saito, Tomoharu (2043) |