| event | round | table | player one | result | player two |
| Grand Prix Sapporo 2002 | 14 | 5 | Morita, Masahiko (1804) | Won 2-0 | Komuro, Shuu (1561) |
| Grand Prix Yokohama 2003 | 14 | 1 | Morita, Masahiko (2058) | Lost 0-2 | Komuro, Shuu (1775) |
| Grand Prix Taipei 2005 | S | Morita, Masahiko (2112) | Won 2-0 | Komuro, Shuu (1945) | |
| Pro Tour Honolulu 2006 | 15 | 8 | Morita, Masahiko (2031) | Lost 1-2 | Komuro, Shuu (1822) |
| Grand Prix Singapore 2007 | 14 | 18 | Morita, Masahiko (1968) | Won 2-0 | Komuro, Shuu (1747) |