| event | round | table | player one | result | player two |
| Grand Prix Kyoto 2003 | 6 | 5 | Kuroda, Masashiro (1798) | Won 2-0 | Morita, Masahiko (1878) |
| Grand Prix Yokohama 2003 | 15 | 1 | Kuroda, Masashiro (1940) | Won 2-0 | Morita, Masahiko (2035) |
| Grand Prix Niigata 2005 | 13 | 11 | Kuroda, Masashiro (2034) | Lost 1-2 | Morita, Masahiko (2049) |
| Grand Prix Kitakyushu 2007 | 8 | 60 | Kuroda, Masashiro (1898) | Lost 1-2 | Morita, Masahiko (2107) |