Game · 2025-26 Regular Season
9/15 Game 1
Ken Sonoda finished 1st (+54.9pt). The game was decided in South 3, 1 honba: Ken Sonoda tsumo 12,000, which moved Ken Sonoda's expected points by +51.3.
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 | Kazuma Ishii 1st-place chance | Geki Shimoishi 1st-place chance | Ken Sonoda 1st-place chance | Yu Suzuki 1st-place chance | Kazuma Ishii Expected pt change | Geki Shimoishi Expected pt change | Ken Sonoda Expected pt change | Yu Suzuki Expected pt change |
|---|---|---|---|---|---|---|---|---|---|
| East 1 | Ken Sonoda tsumo 2,000 | 26% | 26% | 25% | 24% | -5.0 | -0.7 | +6.0 | -0.4 |
| East 2 | Yu Suzuki tsumo 8,000 | 23% | 25% | 28% | 25% | -3.6 | -13.4 | -6.2 | +23.2 |
| East 3 | Ken Sonoda ron 12,000 from Yu Suzuki | 20% | 14% | 24% | 43% | -1.2 | -1.6 | +38.2 | -35.5 |
| East 3, 1 honba | Geki Shimoishi ron 16,000 from Ken Sonoda | 16% | 12% | 57% | 15% | +0.3 | +47.3 | -46.1 | -1.6 |
| East 4 | Geki Shimoishi ron 2,000 from Yu Suzuki | 17% | 52% | 17% | 15% | -1.0 | +7.7 | +2.5 | -9.1 |
| South 1 | Kazuma Ishii ron 12,000 from Ken Sonoda | 14% | 61% | 17% | 8% | +33.2 | -3.4 | -32.5 | +2.7 |
| South 1, 1 honba | Yu Suzuki ron 8,000 from Geki Shimoishi | 37% | 51% | 4% | 8% | +2.8 | -26.5 | -3.1 | +26.7 |
| South 2 | Kazuma Ishii ron 1,300 from Yu Suzuki | 46% | 26% | 4% | 24% | +10.9 | -4.3 | -1.0 | -5.5 |
| South 3 | Ken Sonoda tsumo 12,000 | 62% | 17% | 4% | 18% | -9.5 | -13.2 | +37.4 | -14.6 |
| South 3, 1 honba | Ken Sonoda tsumo 12,000 | 54% | 13% | 18% | 15% | -23.0 | -14.3 | +51.3 | -13.9 |
| South 3, 2 honba | Yu Suzuki ron 3,900 from Geki Shimoishi | 17% | 4% | 73% | 7% | +1.4 | -20.1 | +1.4 | +17.3 |
| South 4 | Yu Suzuki ron 12,000 from Geki Shimoishi | 11% | 0% | 79% | 10% | -12.3 | -15.5 | -5.1 | +32.9 |
| South 4, 1 honba | Geki Shimoishi tsumo 8,000 | 9% | 0% | 67% | 25% | -10.4 | +9.7 | +12.8 | -12.2 |