| event | round | table | player one | result | player two |
| Grand Prix Shizuoka 2008 | 5 | 29 | Senba, Kotaro (1616) | Lost 1-2 | Fujita, Osamu (1920) |
| Grand Prix Okayama 2008 | 7 | 98 | Senba, Kotaro (1657) | Lost 0-2 | Fujita, Osamu (1830) |
| Grand Prix Kobe 2014 | 9 | 734 | Senba, Kotaro (1727) | Won 2-1 | Fujita, Osamu (1799) |