event | round | table | player one | result | player two |
Grand Prix Matsuyama 2005 | 7 | 23 | Yasooka, Shota (1747) | Won 2-1 | Osawa, Takuya (1758) |
Grand Prix Phoenix 2006 | 11 | 26 | Yasooka, Shota (2081) | Lost 1-2 | Osawa, Takuya (1930) |
Pro Tour Yokohama 2007 | 8 | 82 | Yasooka, Shota (1850) | Draw 0-0 | Osawa, Takuya (2057) |
Pro Tour Hollywood 2008 | 14 | 34 | Yasooka, Shota (1849) | Won 2-0 | Osawa, Takuya (1800) |