Resolution criteria on PolyGram: This market refers to the tennis match between Cherry Kim and Chia Yi Tsao in the ITF Women Toyama, originally scheduled for May 13, 2026 at 10:00PM ET. This market will resolve to 'Cherry Kim' if Cherry Kim advances against Chia Yi Tsao. This market will resolve to 'Chia Yi Tsao' if Chia Yi Tsao advances against Cherry 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.
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 Toyama: Cherry Kim vs Chia Yi Tsao | 33% YES | 67% NO |
| Completed Match | 50% YES | 50% NO |
Cherry Kim and Chia Yi Tsao are scheduled to compete in the ITF Women's Toyama tournament on 13 May 2026. The match represents a lower-tier professional tennis fixture on the ITF circuit, where both players typically compete to accumulate ranking points and match experience. The current order book on Polymarket prices Kim's advancement at 33 per cent, reflecting market participants' assessment that Tsao holds the stronger position heading into the encounter.
ITF Women's matches at this level show considerable variance in outcomes, particularly when comparing players with limited recent match data or inconsistent form. Kim and Tsao's head-to-head record, recent tournament results, and current ranking trajectories will inform how traders interpret the 33 per cent probability. Players competing on the ITF circuit often experience scheduling disruptions, injuries, or withdrawals that affect match completion; the market's settlement terms account for this by reverting to 50-50 if the match is delayed beyond seven days without resolution or if either player retires after play begins.
Traders should monitor official ITF tournament announcements for any fixture changes, player withdrawals, or surface conditions that might affect match dynamics. Recent form indicators—including results from qualifying rounds or preceding ITF events in April and early May—will provide concrete data points as the settlement window approaches. Court surface preference and playing conditions in Toyama during mid-May may also influence match outcomes, particularly for players with documented preferences for specific court types.
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Eitaro Itoyama is one of Japan's wealthiest citizens with a fortune estimated to exceed $500 million. He is a controversial figure in Japanese political and commercial life.
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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 Toyama: Cherry Kim vs Chia Yi Tsao" 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.
$25 in lifetime turnover and $579 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.
Last 24 hours alone saw $30 in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
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 21 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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