| event | round | table | player one | result | player two |
| Grand Prix Tokyo 2016 | 6 | 8 | Takahashi, Jun (1539) | Won 2-1 | Usui, Haruki (1849) |
| Grand Prix Nagoya 2019 | 9 | 155 | Takahashi, Jun (1783) | Lost 1-2 | Usui, Haruki (1775) |
| Regional Championships Yokohama 2023 | 1 | 73 | Takahashi, Jun (1611) | Lost 0-2 | Usui, Haruki (1899) |