event | round | table | player one | result | player two |
Grand Prix Shizuoka 2018 (standard) | 13 | 55 | Okuyama, Sanshirou (1505) | Won 2-1 | Horiuchi, Makoto (1828) |
Grand Prix Kyoto 2019 | 7 | 315 | Okuyama, Sanshirou (1512) | Won 2-0 | Horiuchi, Makoto (1789) |
Grand Prix Nagoya 2019 | 3 | 150 | Okuyama, Sanshirou (1593) | Lost 1-2 | Horiuchi, Makoto (1744) |