Game · 2020-21 Regular Season
12/17 Game 1
Akira Wakutsu finished 1st (+58.1pt). The game was decided in South 4: Akira Wakutsu tsumo 5,200, which moved Akira Wakutsu's expected points by +27.7.
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 | Aki Nikaido 1st-place chance | Akira Wakutsu 1st-place chance | Takaharu Ooi 1st-place chance | Saki Kurosawa 1st-place chance | Aki Nikaido Expected pt change | Akira Wakutsu Expected pt change | Takaharu Ooi Expected pt change | Saki Kurosawa Expected pt change |
|---|---|---|---|---|---|---|---|---|---|
| East 1 | Akira Wakutsu tsumo 8,000 | 25% | 26% | 24% | 25% | -12.1 | +19.0 | -3.8 | -3.1 |
| East 2 | Aki Nikaido tsumo 8,000 | 16% | 41% | 21% | 22% | +26.8 | -14.8 | -6.1 | -5.8 |
| East 3 | Aki Nikaido tsumo 1,500 | 35% | 28% | 18% | 19% | +4.0 | +0.5 | -3.5 | -1.0 |
| East 4 | Takaharu Ooi ron 8,000 from Saki Kurosawa | 39% | 28% | 15% | 19% | +3.2 | +0.2 | +22.1 | -25.5 |
| South 1 | Aki Nikaido ron 3,900 from Akira Wakutsu | 41% | 26% | 27% | 6% | +12.6 | -10.6 | -3.2 | +1.3 |
| South 1, 1 honba | Exhaustive draw | 54% | 17% | 22% | 6% | -1.8 | +7.6 | -2.1 | -3.7 |
| South 2, 2 honba | Exhaustive draw | 54% | 21% | 20% | 4% | -3.9 | +10.0 | -4.5 | -1.6 |
| South 2, 3 honba | Exhaustive draw | 49% | 30% | 17% | 4% | +3.4 | -2.4 | -2.1 | +1.1 |
| South 3, 4 honba | Akira Wakutsu tsumo 2,000 | 55% | 26% | 16% | 4% | -5.7 | +19.6 | -11.5 | -2.4 |
| South 4 | Akira Wakutsu tsumo 5,200 | 41% | 50% | 5% | 4% | -15.0 | +27.7 | -2.4 | -10.2 |