Resolution criteria on PolyGram: In the upcoming J2 100 Year Vision League game between Yokohama FC and Tochigi SC, scheduled for May 17, 2026 at 1:00 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
| Yokohama FC | 49% YES | 51% NO |
| Draw | 49% YES | 51% NO |
| Tochigi SC | 50% YES | 51% NO |
Yokohama FC will host Tochigi SC in the J2 League on 17 May 2026, with settlement determined by the halftime scoreline after 45 minutes plus stoppage time. The current order book on Polymarket reflects a 49% probability for a Yokohama home win at the interval, suggesting near-parity between backing the hosts and alternative outcomes (draw or away result combined at 51%).
Halftime markets in Japanese football have historically tracked closely with team form and home advantage patterns. Yokohama FC, based in the Kanto region, typically commands modest home-ground support that translates to early-match pressure, though J2 sides show considerable variance in first-half execution. Comparable fixtures between mid-table J2 clubs suggest halftime favourites rarely exceed 55% implied probability unless one side carries significant recent momentum or injury disruption. The current 49% reading indicates the market perceives this as a competitive fixture without pronounced early-game advantage.
Traders should monitor squad news through late May, particularly injury confirmations or lineup announcements released 24–48 hours before kickoff. Tochigi SC's recent league position and any fixture congestion affecting either side will influence early-match intensity. Weather conditions at Yokohama's stadium and recent head-to-head records between these clubs remain secondary catalysts. The settlement window closes at 05:00 UTC on 17 May, allowing approximately four hours post-match for official confirmation of the halftime score.
Yokohama Football Club is a Japanese professional football club based in Yokohama, Kanagawa Prefecture, part of the Greater Tokyo Area. The club was formed by fans of Yokohama Flügels as a protest against Flügels' merger with Yokohama Marinos in 1999, becoming the first supporter-owned professional sports team in Japan. They are set to play in the J2 Leagu
Metro Gallery Football Club is a Hong Kong football club which currently competes in the Hong Kong Second Division.
Yokohama F. Marinos , stylised as Yokohama F·Marinos, is a Japanese professional football club based in Yokohama, Kanagawa Prefecture, part of the Greater Tokyo Area. The club competes in the J1 League, which is the top tier of football in the country.
The Yokohama DeNA BayStars are a professional baseball team in the Central League of Nippon Professional Baseball. Their home field is Yokohama Stadium, located in central Yokohama. The team has been known by several names since becoming a professional team in 1950. It adopted its current name in 2011, when the club was purchased by software company DeNA.
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 "Yokohama FC vs. Tochigi SC - 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 $74 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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