| event | round | table | player one | result | player two |
| Grand Prix Taipei 2014 | 3 | 407 | Kamo, Riki (1363) | Lost 1-2 | Ichikawa, Yuuki (1914) |
| Grand Prix Melbourne 2016 | 5 | 1 | Kamo, Riki (1728) | Won 2-0 | Ichikawa, Yuuki (1821) |
| Grand Prix Shizuoka 2017 | 8 | 8 | Kamo, Riki (1793) | Lost 1-2 | Ichikawa, Yuuki (2245) |
| Regional Championships Aichi 2022 | 7 | 4 | Kamo, Riki (1784) | Lost 0-2 | Ichikawa, Yuuki (2019) |