Resolution criteria on PolyGram: In the upcoming J2 100 Year Vision League game between Reilac Shiga and Giravanz Kitakyūshū, scheduled for May 17, 2026 at 2:30 AM ET: This event contains halftime result markets for home, draw, and away outcomes within the first 45 minutes of regular play plus stoppage time.
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
| Reilac Shiga | 50% YES | 51% NO |
| Draw | 50% YES | 51% NO |
| Giravanz Kitakyūshū | 50% YES | 51% NO |
Reilac Shiga will host Giravanz Kitakyūshū in a J2 League fixture on 17 May 2026, with this market settling on the halftime scoreline. The match kicks off at 2:30 AM ET, placing it in Japan Standard Time's afternoon window. The current 50% implied probability on the YES outcome reflects even odds between a Reilac Shiga halftime lead and either a draw or Giravanz Kitakyūshū advantage at the interval.
J2 League halftime markets typically exhibit volatility based on team form and recent scoring patterns. Reilac Shiga's home record and first-half efficiency relative to Giravanz Kitakyūshū's defensive setup will anchor the probability distribution. Historical J2 fixtures show halftime results correlate moderately with final outcomes, though early-match tactical adjustments and injury status can shift momentum significantly. The 50-50 split on Polymarket's order book suggests traders are pricing in comparable attacking and defensive capabilities between the sides, with no clear consensus on which team establishes control in the opening 45 minutes.
Traders should monitor team news releases through mid-May for confirmed lineups, particularly regarding key attacking or defensive personnel. Weather conditions in Shiga on match day and any late fixture schedule changes could influence early-game pacing. Recent league standings and head-to-head records between these clubs will inform whether the current probability adequately reflects historical halftime patterns. The settlement window closes shortly after the interval concludes, leaving minimal time for late information flow.
Reilac Shiga , formerly MIO Biwako Shiga , with "Biwako" being a reference to Lake Biwa, is a professional Japanese football club based in Hikone, Shiga Prefecture. They are set to play in the third-tier J3 League from the 2026–27 season, after promotion from the Japan Football League in 2025.
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 "Reilac Shiga vs. Giravanz Kitakyūshū - Halftime Result" 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 $100 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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