Game · 2020-21 Regular Season
2/23 Game 1
Hisato Sasaki finished 1st (+56.1pt). The game was decided in South 1: Hisato Sasaki tsumo 18,000, which moved Hisato Sasaki's expected points by +52.2.
1st-place probabilityat the start of each hand
Hand by handexpected pt change = how much the hand's result moved the expected final points
| Hands | Result | Hisato Sasaki 1st-place chance | Kenji Katsumata 1st-place chance | Akira Wakutsu 1st-place chance | Yoshihiro Matsumoto 1st-place chance | Hisato Sasaki Expected pt change | Kenji Katsumata Expected pt change | Akira Wakutsu Expected pt change | Yoshihiro Matsumoto Expected pt change |
|---|---|---|---|---|---|---|---|---|---|
| East 1 | Hisato Sasaki tsumo 7,800 | 25% | 26% | 25% | 24% | +17.8 | -7.1 | -5.5 | -5.1 |
| East 1, 1 honba | Exhaustive draw | 38% | 22% | 19% | 21% | -3.7 | +6.0 | -1.0 | -1.3 |
| East 2, 2 honba | Kenji Katsumata ron 2,900 from Akira Wakutsu | 35% | 24% | 21% | 20% | +0.8 | +14.2 | -14.6 | -0.4 |
| East 2, 3 honba | Akira Wakutsu tsumo 12,000 | 36% | 33% | 13% | 19% | -8.0 | -20.5 | +37.0 | -8.5 |
| East 3 | Kenji Katsumata tsumo 5,200 | 30% | 19% | 36% | 16% | -2.3 | +16.9 | -10.7 | -3.9 |
| East 4 | Kenji Katsumata tsumo 8,000 | 27% | 32% | 26% | 14% | -6.3 | +25.5 | -4.9 | -14.3 |
| South 1 | Hisato Sasaki tsumo 18,000 | 19% | 57% | 19% | 5% | +52.2 | -22.8 | -18.2 | -11.1 |
| South 1, 1 honba | Exhaustive draw | 71% | 21% | 6% | 2% | -0.1 | -0.8 | +0.7 | +0.2 |
| South 2, 2 honba | Kenji Katsumata ron 4,800 from Yoshihiro Matsumoto | 74% | 18% | 6% | 2% | -1.8 | +13.2 | -1.3 | -10.1 |
| South 2, 3 honba | Yoshihiro Matsumoto tsumo 5,200 | 68% | 28% | 4% | 1% | +3.1 | -10.0 | -4.0 | +10.8 |
| South 3 | Akira Wakutsu tsumo 12,000 | 77% | 17% | 4% | 2% | -9.0 | -10.0 | +28.1 | -9.1 |
| South 3, 1 honba | Yoshihiro Matsumoto tsumo 8,000 | 67% | 15% | 17% | 1% | +5.5 | -2.1 | -16.4 | +13.0 |
| South 4 | Yoshihiro Matsumoto ron 12,000 from Akira Wakutsu | 83% | 10% | 3% | 4% | -1.9 | +1.2 | -35.8 | +36.5 |
| South 4, 1 honba | Yoshihiro Matsumoto tsumo 6,000 | 79% | 10% | 0% | 11% | -6.1 | -13.7 | -3.0 | +22.7 |
| South 4, 2 honba | Hisato Sasaki tsumo 1,100 | 70% | 7% | 0% | 23% | +15.0 | -6.4 | -0.7 | -7.9 |