| event | round | table | player one | result | player two |
| Grand Prix Sendai 2010 | 13 | 1 | Watanabe, Yuuya (2002) | Lost 1-2 | Mihara, Makihito (1943) |
| Grand Prix Taipei 2012 | Q | Watanabe, Yuuya (2257) | Lost 1-2 | Mihara, Makihito (2038) | |
| Grand Prix Shizuoka 2018 (standard) | 8 | 253 | Watanabe, Yuuya (2131) | Won 2-0 | Mihara, Makihito (1998) |