event | round | table | player one | result | player two |
Grand Prix Tokyo 2016 | 14 | 3 | Kato, Kensuke (1859) | Lost 0-2 | Kumagai, Riku (2102) |
Grand Prix Tokyo 2016 | Q | Kato, Kensuke (1867) | Lost 1-2 | Kumagai, Riku (2116) | |
Grand Prix Kyoto 2019 | 12 | 1 | Kato, Kensuke (2034) | Lost 1-2 | Kumagai, Riku (2085) |