event | round | table | player one | result | player two |
Grand Prix Yamagata 2006 | 6 | 9 | Chijimi, Keiichi (1750) | Won 2-0 | Kurihara, Shingou (1872) |
Grand Prix Yamagata 2006 | 10 | 20 | Chijimi, Keiichi (1718) | Lost 0-2 | Kurihara, Shingou (1836) |
Grand Prix Sendai 2010 | 10 | 39 | Chijimi, Keiichi (1723) | Lost 0-2 | Kurihara, Shingou (1877) |