| event | round | table | player one | result | player two |
| Grand Prix Fukuoka 2002 | 11 | 8 | Nakamura, Shuhei (1782) | Won 2-0 | Shiozu, Ryouma (1835) |
| Grand Prix Nagoya 2004 | 10 | 6 | Nakamura, Shuhei (1884) | Lost 1-2 | Shiozu, Ryouma (1956) |
| Pro Tour Nagoya 2005 | 5 | 7 | Nakamura, Shuhei (1972) | Lost 0-2 | Shiozu, Ryouma (1951) |
| Grand Prix Kitakyushu 2005 | 7 | 34 | Nakamura, Shuhei (1951) | Lost 1-2 | Shiozu, Ryouma (1799) |