Resolution criteria on PolyGram: This market refers to the table tennis match between Tomokazu Harimoto and Yi-Hsin Feng in a WTT event, scheduled for May 9 at 1:30PM ET. This market will resolve to 'Harimoto' if Tomokazu Harimoto wins against Yi-Hsin Feng. This market will resolve to 'Feng' if Yi-Hsin Feng wins against Tomokazu Harimoto. 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
| WTT - Men's Singles: Tomokazu Harimoto vs Yi-Hsin Feng | 50% YES | 50% NO |
Tomokazu Harimoto and Yi-Hsin Feng are scheduled to compete in a World Table Tennis (WTT) men's singles match on 9 May at 1:30 PM ET. The current order book on Polymarket reflects a 50-50 split, indicating traders assess both players as evenly matched for this fixture. The settlement window extends to 16 May, allowing a seven-day buffer for fixture rescheduling or completion delays.
Harimoto, Japan's leading male player, has consistently ranked in the world top 20 and holds a favourable head-to-head record against most opponents in his tier. Feng, competing for Chinese Taipei, operates at a lower ranking and has limited recent match data against elite competition. Historical matchups between players of differing rankings typically favour the higher-ranked competitor, yet the 50-50 probability suggests either limited trading volume, uncertainty about current form, or expectation of competitive balance in this particular pairing.
Traders should monitor WTT scheduling announcements and any injury reports in the days preceding the match, as fixture cancellations or player withdrawals remain material risks within the settlement window. Recent WTT events have proceeded largely on schedule, though weather or logistical disruptions occasionally force rescheduling. Confirmation of both players' participation and court assignment typically arrives 48 hours before play. Form data from Harimoto's recent tournaments and any public statements regarding Feng's preparation will provide additional context for assessing whether the current even odds reflect genuine uncertainty or incomplete information pricing.
This market settles from the official outcome published at https://www.worldtabletennis.com/. 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 "WTT - Men's Singles: Tomokazu Harimoto vs Yi-Hsin Feng" are the same as any other PolyGram sporting 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.
$8K in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
Last 24 hours alone saw $19 in turnover, consistent with the market's lifetime daily-average pace.
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.
As of today, traders on Polymarket price this outcome at 50%. The number updates continuously as the order book clears. PolyGram mirrors the same live odds with locale-aware formatting and USDC settlement.
Resolution is sourced from https://www.worldtabletennis.com/. 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 16 May 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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