Resolution criteria on PolyGram: More markets for the J2 100 Year Vision League game, scheduled for May 23 at 1:00 AM ET.
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
| Nara Club (-1.5) | 41% YES | 59% NO |
| Kataller Toyama (-1.5) | 33% YES | 67% NO |
| Nara Club (-2.5) | 26% YES | 74% NO |
| Kataller Toyama (-2.5) | 28% YES | 73% NO |
| O/U 1.5 | 54% YES | 46% NO |
| O/U 2.5 | 52% YES | 49% NO |
| O/U 3.5 | 48% YES | 53% NO |
| O/U 4.5 | 41% YES | 60% NO |
Nara Club and Kataller Toyama are scheduled to meet in the J2 League on 23 May 2026 at 1:00 AM ET. The J2 100 Year Vision League is Japan's second tier of professional football, and this fixture represents a standard league match within that competition. The current order book on Polymarket prices the YES outcome at 41%, reflecting modest backing for the proposition relative to the alternative.
J2 League matches typically settle with clarity once played, making this market's probability formation dependent on team form, injury status, and recent fixture results rather than structural ambiguity. Historical comparable markets on Japanese football have shown that mid-season league matches in the second tier tend to see probability shifts driven by squad news and tactical adjustments in the fortnight preceding kickoff. Current pricing at 41% suggests the market views the proposition as a genuine toss-up, with neither side commanding strong conviction from traders.
Traders should monitor official J2 League announcements regarding team lineups, injury reports, and any fixture rescheduling through to the settlement window closing on 23 May at 05:00 UTC. Recent squad updates from both clubs' official channels and Japanese football media outlets will be material to probability movement. The timing of this match—early morning ET—may also influence liquidity on Polymarket's order book as traders in different time zones become active.
Nara Club is a Japanese football (soccer) club based in the Nara city, capital of Nara Prefecture. They currently play in J3 League, the third tier professional in the Japanese football.
Nara is a clan name shared by a number of aristocratic Manchu clans, sometimes also transliterated as Nalan or Nalland. The four tribes of the Hūlun confederation (扈倫四部) – Hada, Ula, Hoifa and Yehe – were all ruled by clans bearing this name.
Nail clubbing, also known as digital clubbing or clubbing, is a deformity of the finger or toe nails associated with several diseases, anomalies and defects, some congenital, mostly of the heart and lungs. When it occurs together with joint effusions, joint pains, and abnormal skin and bone growth it is known as hypertrophic osteoarthropathy.
Nava Lubelski is a contemporary artist who works and lives in Asheville, North Carolina.
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 "Nara Club vs. Kataller Toyama - More Markets" 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 $3K 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 23 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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