TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 15, 9:00 PM EST
Polymarket
This market refers to the tennis match between Kokoro Isomura and Shintaro Imai in the ITF Men Tokyo, originally scheduled for July 8, 2026 at 9:00PM ET. This market will resolve to 'Kokoro Isomura' if Kokoro Isomura advances against Shintaro Imai. This market will resolve to 'Shintaro Imai' if Shintaro Imai advances against Kokoro Isomura. 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 Kokoro Isomura and Shintaro Imai in the ITF Men Tokyo, originally scheduled for July 8, 2026 at 9:00PM ET. This market will resolve to 'Kokoro Isomura' if Kokoro Isomura advances against Shintaro Imai. This market will resolve to 'Shintaro Imai' if Shintaro Imai advances against Kokoro Isomura. 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 and sportsbook odds often diverge because they reflect different liquidity pools and trader bases. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are driven by direct trader supply and demand. Comparing this market's implied probability to major sportsbook lines can reveal where professional bettors and casual traders disagree on the likely winner. Such gaps sometimes signal value, though both venues aim to price the outcome accurately over time.
On Polymarket, traders set the odds by buying and selling shares that represent each possible outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the collective belief about the probability of that result, with the total across all outcomes summing to 100 percent. As new information emerges or sentiment shifts, traders adjust their positions, causing prices to move in real time. This continuous auction mechanism ensures the market price incorporates available information and trader conviction.
This market resolves around Jul 16, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winning shares will be determined by the official result of the match between Kokoro Isomura and Shintaro Imai at ITF Tokyo. Once the match concludes and the result is documented, the market will settle accordingly, paying out holders of the correct outcome and expiring the losing shares at zero value.
Player form, recent match results, and head-to-head history can all shift trader sentiment before this market resolves. Injury announcements, court surface conditions, or changes in player ranking or confidence may prompt significant price swings. Tournament draws, seeding updates, and any pre-match commentary from analysts or coaches could also influence how traders reassess the likely winner. Real-time match developments during play will typically drive the most dramatic repricing as new information becomes available.