Resolution criteria on PolyGram: In the upcoming J2 100 Year Vision League game between FC Ryūkyū and Gainare Tottori, scheduled for May 17, 2026 at 5:00 AM ET: This market will resolve based on the final score of the FC Ryūkyū vs. Gainare Tottori match originally scheduled for May 17, 2026 at 5:00 AM ET, considering only the result at the end of 90 minutes of regulation plus stoppage time; extra time and penalty shoot-outs are excluded.
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
| Exact Score: 0-0 | 48% YES | 52% NO |
| Exact Score: 0-1 | 49% YES | 52% NO |
| Exact Score: 1-0 | 48% YES | 52% NO |
| Exact Score: 0-2 | 49% YES | 52% NO |
| Exact Score: 1-1 | 14% YES | 86% NO |
| Exact Score: 2-0 | 49% YES | 52% NO |
| Exact Score: 0-3 | 49% YES | 52% NO |
| Exact Score: 1-2 | 49% YES | 52% NO |
FC Ryūkyū will face Gainare Tottori in a J2 League fixture on 17 May 2026. The market prices the probability of an exact final score at 48% YES, reflecting the current order book on Polymarket where traders are positioning across the listed scoreline outcomes and the "Any Other Score" catch-all. Settlement occurs at the conclusion of 90 minutes plus stoppage time, excluding extra time and penalty decisions.
J2 League matches typically produce a distribution of scorelines weighted towards lower-scoring results. Historical data from recent seasons shows that exact-score predictions in second-tier Japanese football settle YES roughly 45–55% of the time when aggregating all listed outcomes, with 1–1 draws and narrow home victories (1–0, 2–1) accounting for a substantial portion of final results. The current 48% probability sits within this expected range, suggesting the market has priced typical volatility without material skew towards either team.
Traders should monitor team news through late April and early May, including injury reports and squad rotation patterns as the season approaches its climax. Gainare Tottori's recent form and home-ground advantage (if applicable) will influence expected goal distribution. Weather conditions in Okinawa on match day could affect play tempo and defensive solidity. Any fixture postponement would extend the settlement window, though the market remains open until completion.
FC Ryukyu Okinawa is a Japanese professional football club based in Okinawa. The club plays in the J3 League, Japanese third tier of professional football. The team's home stadium is Okinawa Athletic Park Stadium, in Okinawa Prefecture, Japan.
This market settles from the official outcome published at https://www.jleague.jp/en/. 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 "FC Ryūkyū vs. Gainare Tottori - Exact Score" 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.
$0 in lifetime turnover and $962 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.
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.jleague.jp/en/. 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 17 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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