Shota Yasooka is tied in the series against
Tomoharu Saito, 4-4.
| event |
round |
table |
player one |
result |
player two |
| Grand Prix Strasbourg 2007 | S | | Yasooka, Shota (1944) | Lost 0-2 | Saito, Tomoharu (2097) |
| Grand Prix Kitakyushu 2009 | 6 | 14 | Yasooka, Shota (1856) | Lost 1-2 | Saito, Tomoharu (1987) |
| Pro Tour Amsterdam 2010 | 15 | 52 | Yasooka, Shota (1973) | Won 2-1 | Saito, Tomoharu (2066) |
| Grand Prix Taipei 2012 | 9 | 15 | Yasooka, Shota (2193) | Lost 1-2 | Saito, Tomoharu (1967) |
| Grand Prix Shizuoka 2013 | 7 | 6 | Yasooka, Shota (2102) | Won 2-1 | Saito, Tomoharu (1803) |
| Grand Prix Kyoto 2015 | 10 | 3 | Yasooka, Shota (2200) | Lost 0-2 | Saito, Tomoharu (1939) |
| Grand Prix Taipei 2016 | 6 | 1002 | Yasooka, Shota (2142) | Won 2-0 | Saito, Tomoharu (2002) |
| Grand Prix Chiba 2018 | 5 | 72 | Yasooka, Shota (2023) | Won 2-0 | Saito, Tomoharu (1870) |