event | round | table | player one | result | player two |
Grand Prix Richmond 2006 | 11 | 1 | Tsumura, Kenji (2142) | Lost 1-2 | Sonne, Jonathan (2033) |
Pro Tour Geneva 2007 | 7 | 22 | Tsumura, Kenji (2091) | Won 2-1 | Sonne, Jonathan (1998) |
Grand Prix Daytona Beach 2007 | 13 | 2 | Tsumura, Kenji (1942) | Won 2-0 | Sonne, Jonathan (1932) |