| event | round | table | player one | result | player two |
| Grand Prix Kobe 2008 | 6 | 14 | Kadooka, Toshiyuki (1671) | Won 2-0 | Nakamura, Shuhei (1986) |
| Grand Prix Shanghai 2011 | 14 | 40 | Kadooka, Toshiyuki (1943) | Lost 1-2 | Nakamura, Shuhei (2031) |
| 2011 World Championship | 4 | 28 | Kadooka, Toshiyuki (1820) | Lost 1-2 | Nakamura, Shuhei (2035) |
| Grand Prix Yokohama 2013 | 5 | 45 | Kadooka, Toshiyuki (1820) | Won 2-1 | Nakamura, Shuhei (2014) |