| event | round | table | player one | result | player two |
| Strixhaven Championship | 4 | 4 | Kumagai, Riku (2132) | Won 2-1 | Sato, Rei (1962) |
| 2021 MPL Gauntlet | 10 | 3 | Kumagai, Riku (2153) | Won 2-0 | Sato, Rei (2076) |
| 2021 MPL Gauntlet | US | Kumagai, Riku (2232) | Lost 1-2 | Sato, Rei (2111) |