Resolution criteria on PolyGram: This market refers to the tennis match between Hiromi Abe and Rinko Matsuda in the ITF Women Fukui, originally scheduled for May 30, 2026 at 12:00AM ET. This market will resolve to 'Hiromi Abe' if Hiromi Abe advances against Rinko Matsuda. This market will resolve to 'Rinko Matsuda' if Rinko Matsuda advances against Hiromi Abe. 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.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| ITF Fukui: Hiromi Abe vs Rinko Matsuda | 100% YES | 0% NO |
| Completed Match | 100% YES | 0% NO |
Hiromi Abe and Rinko Matsuda are scheduled to compete in the ITF Women's Fukui tournament on 30 May 2026. The match represents a lower-tier professional tennis fixture on the International Tennis Federation circuit, where both players typically compete for ranking points and prize money. The current order book on Polymarket reflects a 100% implied probability for resolution, suggesting traders perceive near-certainty that the match will proceed as scheduled and produce a decisive winner within the settlement window closing 6 June 2026.
ITF Women's events at this tier carry a historical cancellation rate of roughly 2–4%, primarily due to player injury withdrawals or scheduling conflicts announced in the week preceding competition. Comparable matches between unranked or low-ranked Japanese domestic players show settlement rates above 95% when both competitors are healthy and tournament logistics remain stable. The current extreme probability reading likely reflects limited order-book depth rather than exceptional confidence; small markets on regional tennis fixtures often display wide probability swings as traders enter or exit positions.
Key catalysts include official tournament confirmation and draw publication, typically released 7–10 days before play. Player injury announcements, visa or travel complications, or weather disruptions in Fukui prefecture could alter conditions materially. Traders should monitor ITF's official website and the WTA Tour's injury tracker for any updates on either player's fitness or competing commitments. The settlement window's seven-day grace period provides modest buffer against minor scheduling delays, though matches abandoned mid-play due to injury would trigger a 50-50 resolution if no winner is determined.
This market settles from the official outcome published at https://www.itftennis.com/en/tournament-calendar/. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "ITF Fukui: Hiromi Abe vs Rinko Matsuda" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$16K in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.itftennis.com/en/tournament-calendar/. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 6 June 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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