Resolution criteria on PolyGram: This event is for the upcoming J2 100 Year Vision League game, scheduled for Saturday, May 9, 2026 between Hokkaidō Consadole Sapporo and RB Ōmiya Ardija.
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
| Hokkaidō Consadole Sapporo | 100% YES | 0% NO |
| Draw (Hokkaidō Consadole Sapporo vs. RB Ōmiya Ardija) | 0% YES | 100% NO |
| RB Ōmiya Ardija | 0% YES | 100% NO |
Hokkaidō Consadole Sapporo will face RB Ōmiya Ardija in a J2 League fixture on Saturday, 9 May 2026. The match forms part of Japan's second-tier professional football competition, the J2 100 Year Vision League. The current order book on Polymarket reflects a 100% implied probability, indicating that traders are pricing this event as certain to occur as scheduled. This extreme probability typically emerges when settlement criteria are straightforward and the fixture date is imminent relative to the settlement window closing on 9 May at 05:00 UTC.
J2 League matches rarely fail to proceed once fixtures enter the final fortnight before kickoff. Historical precedent shows cancellations or postponements occur almost exclusively due to severe weather, natural disasters, or administrative crises affecting league operations—events with negligible probability in May for a domestic fixture in Hokkaido. Both clubs maintain stable operational status within the league structure, and neither faces circumstances that would prevent participation.
Traders should monitor official J2 League announcements regarding fixture confirmation, weather forecasts for Sapporo in early May, and any unforeseen club-level disruptions. Recent league communications typically confirm fixture schedules 7–10 days prior to matchday. The settlement criteria hinge on whether the match occurs; the outcome itself is immaterial to this market. Given the proximity to settlement and the absence of documented risk factors, the 100% probability reflects rational pricing rather than overconfidence.
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 "Hokkaidō Consadole Sapporo vs. RB Ōmiya Ardija" 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.
$24K in lifetime turnover and $0 of resting liquidity puts this market in the around 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 9 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.
Explore more prediction market odds and trading opportunities on PolyGram: