TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 24, 11:15 PM EST
Polymarket
This market refers to the tennis match between Jangjun Kim and Masamichi Imamura in the ITF Men Tokyo, originally scheduled for June 17, 2026 at 11:15PM ET. This market will resolve to 'Jangjun Kim' if Jangjun Kim advances against Masamichi Imamura. This market will resolve to 'Masamichi Imamura' if Masamichi Imamura advances against Jangjun Kim. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 Jangjun Kim and Masamichi Imamura in the ITF Men Tokyo, originally scheduled for June 17, 2026 at 11:15PM ET. This market will resolve to 'Jangjun Kim' if Jangjun Kim advances against Masamichi Imamura. This market will resolve to 'Masamichi Imamura' if Masamichi Imamura advances against Jangjun Kim. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 diverge from traditional sportsbook lines because they reflect real-time trader positioning rather than bookmaker risk management. On platforms like Polymarket, prices adjust continuously as new information emerges and participants update their views. Sportsbooks typically move more slowly and factor in margin, whereas prediction markets can be more responsive to breaking news, injury reports, or shifts in public perception about either player's form.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the collective belief of all active traders at any given moment. As new information surfaces—such as player fitness updates or recent match results—traders adjust their positions, causing the odds to shift. This continuous repricing mechanism ensures the market stays responsive to real-world developments leading up to the match.
This market resolves around Jun 25, 2026, once the match concludes and the result is verified against credible public sources. The outcome will be determined by the official match result as reported by the ITF or other authoritative tennis bodies. Until that point, traders can continue to buy and sell shares based on their expectations, and prices may fluctuate as new developments emerge or as the event date draws closer.
Several catalysts could shift odds in this market: recent tournament results or ranking changes for either player, injury announcements or fitness updates, head-to-head record analysis, court surface performance history, and pre-match commentary from analysts. Weather conditions at the venue, draw positioning, and momentum from earlier rounds could also influence trader sentiment. Additionally, any changes to player availability or unexpected withdrawals would trigger immediate repricing as the market absorbs new information.