TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 21, 12:23 AM EST
Polymarket
This market refers to the tennis match between Chia Yi Tsao and Marika TANAKA in the W50 Nanao, Qualifying, originally scheduled for September 20, 2026 at 10:00PM ET. This market will resolve to 'Chia Yi Tsao' if Chia Yi Tsao advances against Marika TANAKA. This market will resolve to 'Marika TANAKA' if Marika TANAKA advances against Chia Yi Tsao. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 4, 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 Chia Yi Tsao and Marika TANAKA in the W50 Nanao, Qualifying, originally scheduled for September 20, 2026 at 10:00PM ET. This market will resolve to 'Chia Yi Tsao' if Chia Yi Tsao advances against Marika TANAKA. This market will resolve to 'Marika TANAKA' if Marika TANAKA advances against Chia Yi Tsao. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 4, 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.
Generally, prediction market odds often reflect a wisdom-of-the-crowd effect, potentially differing from traditional sportsbook odds. Sportsbooks set lines based on their own models and to balance action, while this market allows anyone to trade based on their own information and analysis. If sportsbook odds significantly diverge from those found here, it could indicate disagreement about the likely outcome of the Chia Yi Tsao vs Marika Tanaka match, or differing levels of information incorporated into the respective prices. It's important to compare and contrast these sources when forming your own opinion.
This market resolves around Sep 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Chia Yi Tsao vs Marika Tanaka match as reported by recognized sports authorities. The platform will verify the outcome against these sources to determine which shares will pay out. Traders should monitor official sources for updates as the resolution date approaches to understand how the event is unfolding and potentially impact their positions.
Several factors could influence the price of shares in this market before Sep 28, 2026. Any news regarding player injuries, changes in coaching strategies, or unexpected developments leading up to the Chia Yi Tsao vs Marika Tanaka match could shift trader sentiment. Additionally, significant bets placed by informed traders could also cause price movements. Monitoring sports news, social media discussions, and trading volume on Polymarket can provide insights into potential catalysts that might impact the market.