| event | round | table | player one | result | player two |
| Grand Prix Utsunomiya 2002 | 8 | 68 | Hirabayashi, Kazuya (1772) | ID | Nakajima, Chikara (1616) |
| Grand Prix Utsunomiya 2002 | 10 | 7 | Hirabayashi, Kazuya (1789) | Lost 0-2 | Nakajima, Chikara (1638) |
| Grand Prix Okayama 2004 | 11 | 30 | Hirabayashi, Kazuya (1745) | Won 2-1 | Nakajima, Chikara (1716) |
| Grand Prix Taipei 2008 | 14 | 5 | Hirabayashi, Kazuya (1904) | ID | Nakajima, Chikara (1864) |