| event | round | table | player one | result | player two |
| 2001 World Championship | 2 | 19 | Mori, Katsuhiro (1800) | Won 2-0 | Okamoto, Jin (1577) |
| Grand Prix Sendai 2001 | 9 | 10 | Mori, Katsuhiro (1942) | Lost 1-2 | Okamoto, Jin (1729) |
| Grand Prix Fukuoka 2002 | 10 | 19 | Mori, Katsuhiro (1879) | Lost 1-2 | Okamoto, Jin (1890) |