| event | round | table | player one | result | player two |
| Grand Prix Nagoya 2014 | 3 | 71 | Segou, Kenji (1540) | Won 2-1 | Ozawa, Takeshi (1857) |
| Grand Prix Kyoto 2017 | 8 | 222 | Segou, Kenji (1673) | Lost 0-2 | Ozawa, Takeshi (1831) |
| Regional Championships Yokohama 2023 | 10 | 2 | Segou, Kenji (1958) | Lost 1-2 | Ozawa, Takeshi (2007) |
| Regional Championships Yokohama 2023 | S | Segou, Kenji (1976) | Won 2-1 | Ozawa, Takeshi (2043) |