| event | round | table | player one | result | player two |
| 2007 World Championship | 15 | 15 | Mitamura, Kazuya (1986) | Lost 0-2 | Juza, Martin (1857) |
| Pro Tour Austin 2009 | 7 | 131 | Mitamura, Kazuya (2019) | Lost 1-2 | Juza, Martin (2028) |
| Grand Prix Washington DC 2010 | 5 | 75 | Mitamura, Kazuya (1795) | Lost 1-2 | Juza, Martin (1844) |
| Grand Prix Florence 2010 | 12 | 58 | Mitamura, Kazuya (1945) | Lost 1-2 | Juza, Martin (2075) |
| Grand Prix Kobe 2011 | 9 | 5 | Mitamura, Kazuya (1929) | Lost 0-2 | Juza, Martin (2015) |