| event | round | table | player one | result | player two |
| Grand Prix Yokohama 2003 | 4 | 11 | Oiso, Masashi (1923) | Lost 1-2 | Nakamura, Shuhei (1840) |
| Grand Prix Hiroshima 2006 | 13 | 4 | Oiso, Masashi (1920) | Lost 0-2 | Nakamura, Shuhei (2166) |
| Pro Tour Dragons of Tarkir | 13 | 97 | Oiso, Masashi (2011) | Won 2-1 | Nakamura, Shuhei (1911) |