The market strongly favors Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 1 O/U 8.5 at 91%. High confidence — but lower potential returns.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 1 O/U 8.5 | 91% | +10% | - |
| 2 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Match O/U 21.5 | 71% | +41% | - |
| 3 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 1 O/U 9.5 | 63% | +59% | - |
| 4 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Match O/U 22.5 | 57% | +74% | - |
| 5 | Completed Match | 52% | +90% | - |
| 6 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 2 O/U 8.5 | 50% | +102% | - |
| 7 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 2 O/U 9.5 | 50% | +102% | - |
| 8 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 2 O/U 10.5 | 50% | +102% | - |
| 9 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Match O/U 23.5 | 48% | +106% | $2 |
| 10 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 1 Winner | 44% | +125% | $41 |
| 11 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 2 Winner | 44% | +127% | - |
| 12 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Game Spread +/-2.5 | 44% | +130% | - |
| 13 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas | 40% | +147% | $15K |
| 14 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Total Sets: O/U 2.5 | 40% | +147% | - |
| 15 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 1 O/U 10.5 | 40% | +150% | - |
| 16 | Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set Handicap +/-1.5 BEST VALUE | 36% | +174% | $250 |
Real-money prediction market · Trade with confidence
This market refers to the tennis match between Valentin Vacherot and Stefanos Tsitsipas in the Japan Open Tennis Championships, originally scheduled for October 1, 2026 at 11:30PM ET. This market wil...
This prediction market tracks whether Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas will occur, with $15K in total trading volume reflecting significant trader interest. Prediction markets aggregate the collective intelligence of participants who stake real money on outcomes, making them one of the most reliable forecasting tools available for events driven by team performance data, historical matchups, and real-time injury reports.
The market shows strong consensus: Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 1 O/U 8.5 is priced at 91%, indicating traders overwhelmingly expect this outcome. At this probability level, the potential return on a correct bet is relatively low, but contrarian positions carry significant upside if the consensus proves wrong.
Trading activity is exceptionally high, with $15K traded in the last 24 hours alone (100% of total volume). This surge often indicates breaking news, a key deadline approaching, or a significant shift in market sentiment.
This market is scheduled to resolve by 2026-10-09. As the resolution date approaches, expect increased trading activity and tighter probability estimates. Historical data shows that prediction market accuracy improves significantly in the final days before resolution.
As of Oct 01, 2026 at 19:05 UTC, the leading outcome is Japan Open Tennis Championships: Valentin Vacherot vs Stefanos Tsitsipas Set 1 O/U 8.5 at 91% probability, with $15K in total trading volume on Polymarket.
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