TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 15, 10:00 PM EST
Polymarket
This market refers to the tennis match between Koki Matsuda and Ryuki Matsuda in the ITF Men Tokyo, originally scheduled for July 8, 2026 at 10:00PM ET. This market will resolve to 'Koki Matsuda' if Koki Matsuda advances against Ryuki Matsuda. This market will resolve to 'Ryuki Matsuda' if Ryuki Matsuda advances against Koki Matsuda. 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 Koki Matsuda and Ryuki Matsuda in the ITF Men Tokyo, originally scheduled for July 8, 2026 at 10:00PM ET. This market will resolve to 'Koki Matsuda' if Koki Matsuda advances against Ryuki Matsuda. This market will resolve to 'Ryuki Matsuda' if Ryuki Matsuda advances against Koki Matsuda. 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 conviction rather than bookmaker margins and risk management. On platforms like Polymarket, prices adjust continuously as new information emerges, sometimes moving faster than sportsbooks update their lines. Comparing this market's odds to major sportsbooks can reveal where professional bettors and casual traders disagree, though prediction markets typically carry wider spreads and lower liquidity than established betting venues.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The leading outcome currently reflects strong market consensus, with prices updating in real time as fresh trades execute. Liquidity and trading volume determine how easily you can enter or exit positions, and wider spreads may appear during low-activity periods. This continuous pricing mechanism means odds can shift rapidly if significant news or analysis surfaces before resolution.
This market resolves around Jul 16, 2026, once the match concludes and the result is verified against credible public sources. The outcome will reflect the official match result as reported by the ITF or recognized tennis authorities. Until that point, prices will fluctuate based on trader expectations, pre-match analysis, and any developments affecting either competitor's form or fitness.
Key catalysts include injury announcements, recent tournament performance, head-to-head records, and training updates for either player. Media coverage highlighting form or fitness concerns can shift trader sentiment sharply. Court surface conditions, weather forecasts, and draw analysis closer to the event date may also influence odds. Any unexpected withdrawal or late-breaking news about either competitor could trigger significant repricing as the market incorporates new information.