Game · 2020-21 Regular Season
1/14 Game 1
Kenji Katsumata finished 1st (+96.0pt). The game was decided in South 2, 1 honba: Kenji Katsumata tsumo 18,000, which moved Kenji Katsumata's expected points by +33.1.
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 | Koshin Asakura 1st-place chance | Kenji Katsumata 1st-place chance | Yudai Maehara 1st-place chance | Jun Murakami 1st-place chance | Koshin Asakura Expected pt change | Kenji Katsumata Expected pt change | Yudai Maehara Expected pt change | Jun Murakami Expected pt change |
|---|---|---|---|---|---|---|---|---|---|
| East 1 | Koshin Asakura ron 12,000 from Yudai Maehara | 26% | 24% | 24% | 27% | +31.3 | +0.4 | -27.6 | -4.1 |
| East 1, 1 honba | Koshin Asakura tsumo 3,900 | 48% | 22% | 10% | 20% | +12.2 | -7.3 | -1.8 | -3.1 |
| East 1, 2 honba | Yudai Maehara ron 1,300 from Kenji Katsumata | 59% | 15% | 9% | 17% | +0.8 | -3.6 | +3.0 | -0.2 |
| East 2 | Kenji Katsumata ron 2,400 from Koshin Asakura | 61% | 15% | 9% | 16% | -5.2 | +5.9 | -1.8 | +1.1 |
| East 2, 1 honba | Exhaustive draw | 56% | 18% | 7% | 19% | -3.9 | +4.0 | -1.7 | +1.7 |
| East 2, 2 honba | Kenji Katsumata ron 5,800 from Jun Murakami | 52% | 21% | 9% | 18% | -1.3 | +18.3 | -1.2 | -15.8 |
| East 2, 3 honba | Jun Murakami tsumo 8,000 | 49% | 31% | 8% | 12% | -2.7 | -13.6 | -4.7 | +21.0 |
| East 3 | Exhaustive draw | 48% | 23% | 7% | 22% | +3.2 | -1.1 | -6.6 | +4.5 |
| East 4, 1 honba | Kenji Katsumata tsumo 8,000 | 51% | 21% | 3% | 24% | -5.6 | +24.0 | -3.0 | -15.4 |
| South 1 | Exhaustive draw | 43% | 40% | 3% | 13% | +1.6 | +3.6 | 0.0 | -5.2 |
| South 1, 1 honba | Jun Murakami tsumo 4,000 | 43% | 43% | 3% | 11% | -5.7 | -0.5 | -2.8 | +8.9 |
| South 2 | Kenji Katsumata ron 5,800 from Jun Murakami | 39% | 45% | 2% | 14% | -2.2 | +15.2 | 0.0 | -13.1 |
| South 2, 1 honba | Kenji Katsumata tsumo 18,000 | 30% | 62% | 2% | 6% | -18.3 | +33.1 | -6.2 | -8.7 |
| South 2, 2 honba | Kenji Katsumata tsumo 12,000 | 2% | 97% | 1% | 1% | -5.9 | +14.1 | -3.1 | -5.2 |
| South 2, 3 honba | Yudai Maehara ron 2,600 from Kenji Katsumata | 0% | 99% | 0% | 0% | +1.8 | -4.6 | +2.8 | 0.0 |
| South 3 | Yudai Maehara tsumo 3,000 | 0% | 99% | 0% | 0% | -1.6 | -0.9 | +5.4 | -2.9 |
| South 3, 1 honba | Yudai Maehara ron 1,500 from Jun Murakami | 0% | 100% | 0% | 0% | +0.1 | +0.1 | +4.6 | -4.9 |
| South 3, 2 honba | Koshin Asakura tsumo 1,500 | 0% | 100% | 0% | 0% | +4.9 | -0.4 | -4.6 | +0.1 |
| South 4 | Kenji Katsumata ron 8,000 from Yudai Maehara | 0% | 100% | 0% | 0% | +1.8 | +9.6 | -16.0 | +4.6 |