TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 3, 11:38 PM EST
Polymarket
This market refers to the tennis match between Naoki Nakagawa and Ryota Tanuma in the M25 Urayasu, Main Draw, originally scheduled for September 3, 2026 at 9:00PM ET. This market will resolve to 'Naoki Nakagawa' if Naoki Nakagawa advances against Ryota Tanuma. This market will resolve to 'Ryota Tanuma' if Ryota Tanuma advances against Naoki Nakagawa. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 17, 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 Naoki Nakagawa and Ryota Tanuma in the M25 Urayasu, Main Draw, originally scheduled for September 3, 2026 at 9:00PM ET. This market will resolve to 'Naoki Nakagawa' if Naoki Nakagawa advances against Ryota Tanuma. This market will resolve to 'Ryota Tanuma' if Ryota Tanuma advances against Naoki Nakagawa. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 17, 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 wisdom of the crowd, potentially differing from traditional sportsbook odds. Sportsbooks set lines based on their own models and to balance action, while this market allows anyone to express their belief about the outcome. If a significant discrepancy exists between prediction market probabilities and sportsbook odds, it could indicate that the market believes the sportsbook is mispricing the event. It’s important to compare both to gain a comprehensive understanding of potential outcomes and value.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the outcome. The price of a share directly 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. The more shares bought for a particular outcome, the higher its price rises, indicating increased confidence. This dynamic pricing ensures that the market odds constantly adapt to new information and changing sentiment surrounding the Nakagawa vs Tanuma match.
This market resolves around Sep 11, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Nakagawa vs Tanuma match, as declared by the governing sports authority. This ensures a transparent and objective determination of the winning outcome. Traders will then be able to claim their winnings or adjust their strategies based on the final result.
Several factors could influence trading activity in this market leading up to Sep 11, 2026. News regarding player injuries, changes in training regimens, or even weather conditions could all impact perceived probabilities. Unexpected announcements about either Nakagawa or Tanuma's physical condition or strategic approach would likely cause significant shifts in the market. Furthermore, any public statements from analysts or experts offering their predictions could also sway trader sentiment and move the odds.