event | round | table | player one | result | player two |
Grand Prix Kobe 2011 | 9 | 1 | Kudo, Koichi (1770) | Lost 1-2 | Omori, Ken'ichirou (1626) |
Grand Prix Shizuoka 2013 | 7 | 24 | Kudo, Koichi (1799) | Won 2-0 | Omori, Ken'ichirou (1850) |
Grand Prix Taipei 2014 | 8 | 3 | Kudo, Koichi (1849) | Lost 1-2 | Omori, Ken'ichirou (1831) |