Game · 2020-21 Semifinal Series
4/26 Game 1
Yoshihiro Matsumoto finished 1st (+62.0pt). The game was decided in East 4: Yoshihiro Matsumoto ron 8,000 from Naoki Setokuma, which moved Yoshihiro Matsumoto's expected points by +30.5.
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 | Kotaro Uchikawa 1st-place chance | Yoshihiro Matsumoto 1st-place chance | Naoki Setokuma 1st-place chance | Kenji Katsumata 1st-place chance | Kotaro Uchikawa Expected pt change | Yoshihiro Matsumoto Expected pt change | Naoki Setokuma Expected pt change | Kenji Katsumata Expected pt change |
|---|---|---|---|---|---|---|---|---|---|
| East 1 | Kenji Katsumata ron 3,900 from Kotaro Uchikawa | 25% | 24% | 27% | 24% | -11.0 | +1.0 | -1.7 | +11.7 |
| East 2 | Exhaustive draw | 17% | 25% | 25% | 33% | -3.4 | -6.4 | +4.6 | +5.2 |
| East 3, 1 honba | Naoki Setokuma ron 12,000 from Kenji Katsumata | 15% | 18% | 29% | 38% | -0.6 | +0.5 | +36.4 | -36.2 |
| East 3, 2 honba | Kotaro Uchikawa tsumo 4,000 | 12% | 16% | 60% | 12% | +13.2 | -4.7 | -2.4 | -6.1 |
| East 4 | Yoshihiro Matsumoto ron 8,000 from Naoki Setokuma | 18% | 13% | 60% | 10% | +0.7 | +30.5 | -27.1 | -4.1 |
| South 1 | Exhaustive draw | 21% | 40% | 32% | 7% | +2.5 | +2.0 | -6.5 | +2.0 |
| South 1, 1 honba | Yoshihiro Matsumoto tsumo 8,000 | 23% | 42% | 25% | 10% | -14.7 | +29.8 | -9.1 | -6.0 |
| South 2 | Exhaustive draw | 6% | 78% | 12% | 4% | -4.8 | -1.0 | +9.5 | -3.6 |
| South 3, 1 honba | Yoshihiro Matsumoto tsumo 1,100 | 3% | 80% | 14% | 3% | -1.0 | +8.5 | -3.4 | -4.0 |
| South 4 | Kotaro Uchikawa ron 12,000 from Kenji Katsumata | 1% | 94% | 3% | 2% | +31.9 | +2.7 | -15.4 | -19.2 |