Resolution criteria on PolyGram: This market refers to the tennis match between Jake Delaney and Kazuki Nishiwaki in the ITF Men Karuizawa, originally scheduled for May 27, 2026 at 9:00PM ET. This market will resolve to 'Jake Delaney' if Jake Delaney advances against Kazuki Nishiwaki. This market will resolve to 'Kazuki Nishiwaki' if Kazuki Nishiwaki advances against Jake Delaney. 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.
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 Karuizawa: Jake Delaney vs Kazuki Nishiwaki | 100% YES | 0% NO |
| Completed Match | 100% YES | 0% NO |
Jake Delaney faces Kazuki Nishiwaki in the ITF Men's Karuizawa tournament on 27 May 2026. The match is scheduled for 9:00 PM ET, with settlement occurring by 4 June 2026. The current order book on Polymarket reflects a 100% implied probability for Delaney's advancement, suggesting the market has priced in either substantial confidence in his form or limited liquidity at present price levels. This extreme probability typically indicates either a heavily one-sided matchup in trader perception or insufficient volume to establish a more nuanced price discovery.
ITF Futures tournaments at this level frequently feature significant disparities in player ranking and experience. Nishiwaki, competing on home soil in Japan, may derive psychological advantage from familiarity with conditions and local support, though this has historically proven insufficient to overcome substantial skill gaps at ITF level. Comparable first-round matchups in regional ITF events show that when one player carries substantially higher ATP ranking or recent tournament success, the favourite advances in approximately 75–85% of cases, leaving room for upset outcomes.
Traders should monitor tournament draw confirmations and any late withdrawals through the ITF's official schedule updates. Injury announcements or late-stage player retirements could trigger the 50-50 tie-break clause. Weather conditions in Karuizawa during late May occasionally affect scheduling; any delay beyond 7 days without completion would similarly resolve the market to even odds. Recent ITF tournament reports indicate consistent scheduling adherence, making cancellation unlikely unless significant weather disruption occurs.
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 Karuizawa: Jake Delaney vs Kazuki Nishiwaki" 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.
$672 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 4 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.
Explore more prediction market odds and trading opportunities on PolyGram: