| event | round | table | player one | result | player two |
| Pro Tour Yokohama 2003 | 7 | 1 | Ikeda, Tsuyoshi (1847) | Lost 1-2 | Hoaen, Rich (1732) |
| Pro Tour Yokohama 2003 | 10 | 38 | Ikeda, Tsuyoshi (1830) | Won 2-1 | Hoaen, Rich (1757) |
| Pro Tour Nagoya 2005 | 11 | 6 | Ikeda, Tsuyoshi (1786) | Lost 0-2 | Hoaen, Rich (1860) |
| 2007 World Championship | 5 | 139 | Ikeda, Tsuyoshi (1755) | Lost 0-2 | Hoaen, Rich (1786) |