| event | round | table | player one | result | player two |
| Grand Prix Kobe 2008 | 13 | 3 | Shimizu, Naoki (1837) | Won 2-1 | Ikeda, Tsuyoshi (1828) |
| Pro Tour Austin 2009 | S | Shimizu, Naoki (1962) | Lost 1-3 | Ikeda, Tsuyoshi (2121) | |
| Grand Prix Kitakyushu 2009 | 12 | 13 | Shimizu, Naoki (1950) | Won 2-0 | Ikeda, Tsuyoshi (2107) |