Katsuhiro Mori is tied in the series against
Frank Karsten, 3-3.
| event |
round |
table |
player one |
result |
player two |
| 2001 World Championship | 18 | 8 | Mori, Katsuhiro (1874) | Won 2-0 | Karsten, Frank (1931) |
| Pro Tour Los Angeles 2005 | 5 | 55 | Mori, Katsuhiro (1983) | Lost 1-2 | Karsten, Frank (2013) |
| 2005 World Championship | 12 | 71 | Mori, Katsuhiro (2201) | Won 2-0 | Karsten, Frank (2078) |
| 2005 World Championship | 15 | 1 | Mori, Katsuhiro (2228) | Lost 0-2 | Karsten, Frank (2093) |
| 2005 World Championship | F | | Mori, Katsuhiro (2211) | Won 3-1 | Karsten, Frank (2146) |
| Grand Prix Richmond 2006 | 9 | 31 | Mori, Katsuhiro (2199) | Lost 0-2 | Karsten, Frank (2035) |