| event | round | table | player one | result | player two |
| Grand Prix Kobe 2014 | 14 | 19 | Mihara, Makihito (1895) | Won 2-0 | Tamada, Ryoichi (1829) |
| Grand Prix Kobe 2015 | 5 | 87 | Mihara, Makihito (2040) | Won 2-1 | Tamada, Ryoichi (1941) |
| Pro Tour Oath of the Gatewatch | 11 | 40 | Mihara, Makihito (2068) | Lost 1-2 | Tamada, Ryoichi (1874) |
| Pro Tour Oath of the Gatewatch | 16 | 59 | Mihara, Makihito (2037) | Lost 1-2 | Tamada, Ryoichi (1865) |