TOTAL VOLUME:
$154.5b
24H VOL:
$271,200,656
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,922,627,141
420,368
Markets across
40,352
events
MATCHED EVENTS:
4,484
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 21, 5:41 AM EST
Polymarket
This market refers to the tennis match between Shotaro Yamamoto and Koyu Yanagi in the M15 Tanagura, Main Draw, originally scheduled for October 20, 2026 at 11:00PM ET. This market will resolve to 'Shotaro Yamamoto' if Shotaro Yamamoto advances against Koyu Yanagi. This market will resolve to 'Koyu Yanagi' if Koyu Yanagi advances against Shotaro Yamamoto. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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 Shotaro Yamamoto and Koyu Yanagi in the M15 Tanagura, Main Draw, originally scheduled for October 20, 2026 at 11:00PM ET. This market will resolve to 'Shotaro Yamamoto' if Shotaro Yamamoto advances against Koyu Yanagi. This market will resolve to 'Koyu Yanagi' if Koyu Yanagi advances against Shotaro Yamamoto. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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.
Typically, prediction market odds reflect a different set of information and incentives than those found at sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, while prediction markets aim to represent the true probability of an outcome as determined by traders. It’s common to see discrepancies between the two, especially as new information emerges or public opinion shifts. This market, like others, can offer a unique perspective on the likely result of the Yamamoto vs Yanagi match, potentially differing from traditional betting lines due to the wisdom of the crowd.
This market resolves around Oct 28, 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 M15 Tanagura: Shotaro Yamamoto vs Koyu Yanagi match, as declared by the governing body. The platform will verify the result against publicly available sources to ensure accuracy and transparency. Traders who correctly predicted the outcome will be paid out according to the final share price at resolution. This allows for a clear and objective determination of the market's outcome.
Several factors could influence trading activity in this market leading up to Oct 28, 2026. News regarding the physical condition of either Shotaro Yamamoto or Koyu Yanagi, such as injuries or illness, would likely have a significant impact. Any announcements about changes to the match conditions or venue could also shift trader sentiment. Furthermore, expert analysis or updated rankings of the fighters could sway opinions and affect the price of shares. Unexpected developments or even public endorsements could all contribute to movement in this market as traders react to new information.