TOTAL VOLUME:
$154.4b
24H VOL:
$290,393,159
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,944,100,805
420,493
Markets across
40,511
events
MATCHED EVENTS:
4,612
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 30, 6:10 AM EST
Polymarket
This market refers to the tennis match between Hikaru Shiraishi and Jumpei Yamasaki in the M15 Yanagawa City, Main Draw, originally scheduled for October 29, 2026 at 10:00PM ET. This market will resolve to 'Hikaru Shiraishi' if Hikaru Shiraishi advances against Jumpei Yamasaki. This market will resolve to 'Jumpei Yamasaki' if Jumpei Yamasaki advances against Hikaru Shiraishi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 12, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Hikaru Shiraishi and Jumpei Yamasaki in the M15 Yanagawa City, Main Draw, originally scheduled for October 29, 2026 at 10:00PM ET. This market will resolve to 'Hikaru Shiraishi' if Hikaru Shiraishi advances against Jumpei Yamasaki. This market will resolve to 'Jumpei Yamasaki' if Jumpei Yamasaki advances against Hikaru Shiraishi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 12, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially offering a different perspective than traditional sportsbooks. Sportsbooks set initial lines based on their own analyses, while this market evolves as traders buy and sell contracts based on their individual insights. It's common to see discrepancies emerge, especially as new information becomes available or public opinion shifts. Comparing these odds can provide a more comprehensive understanding of the expected outcome of the Shiraishi vs Yamasaki match.
On Polymarket, this market is priced through a continuous auction mechanism, where traders can buy and sell contracts representing their belief about the outcome of the Shiraishi vs Yamasaki match. The price of a contract reflects the probability of that outcome occurring, as perceived by the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate, the price converges towards a consensus view. The current price indicates what traders are collectively willing to pay for a share in the potential payout if their predicted outcome comes to pass.
This market resolves around Nov 6, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Shiraishi vs Yamasaki match, as declared by the governing sporting body. The platform will verify the result against these sources to determine which outcome will be considered the winner and trigger payouts to contract holders. Traders should monitor official announcements for the definitive resolution of this market.
Several factors could influence the price of this market before Nov 6, 2026. Any news regarding the players’ condition, such as injuries or illness, would likely cause significant movement. Changes in public perception, driven by expert analysis or media coverage, could also impact trading activity. Unexpected announcements related to the match schedule or venue could also introduce volatility. Finally, large trades by influential market participants could temporarily shift the odds, though the market typically self-corrects over time.