| event | round | table | player one | result | player two |
| Grand Prix Niigata 2009 | 6 | 60 | Yasooka, Shota (1757) | Won 2-0 | Itou, Kouei (1516) |
| 2010 World Championship | 10 | 86 | Yasooka, Shota (1979) | Won 2-0 | Itou, Kouei (1563) |
| Pro Tour Nagoya 2011 | 9 | 45 | Yasooka, Shota (2147) | Lost 1-2 | Itou, Kouei (1717) |
| Grand Prix Shizuoka 2013 | 4 | 89 | Yasooka, Shota (2068) | Won 2-0 | Itou, Kouei (1572) |