Sanfrecce Hiroshima vs. Nagoya Grampus

Platform comparison

Active sub-markets

Market context

Sanfrecce Hiroshima will face Nagoya Grampus in a J1 League fixture on 23 May 2026, with the match settlement window closing at 05:00 UTC that same day. The Polymarket contract currently trades at 100% YES, reflecting near-certain pricing that this fixture will occur as scheduled. On Polygon, USDC holders are pricing conditional tokens that resolve affirmatively upon match completion, though the extreme probability suggests minimal liquidity depth for counterparty positions.

The J1 League's fixture calendar rarely experiences cancellations once officially scheduled, particularly for matches between established clubs like Hiroshima and Nagoya. Historical precedent from the 2011 Tōhoku earthquake and subsequent 2020 COVID-19 disruptions shows that even extraordinary circumstances typically result in postponement rather than outright cancellation, with rescheduled matches eventually settling YES. The 100% pricing reflects this structural reality: barring catastrophic force majeure, the match will be played within the settlement window or shortly thereafter, triggering resolution.

Traders should monitor J1 League official announcements regarding fixture scheduling, particularly any weather warnings or facility issues affecting either club's home ground in late May. Nagoya Grampus's recent squad depth and Hiroshima's fixture congestion heading into late May could theoretically affect match postponement decisions, though the league typically absorbs such pressures within its calendar. The settlement window's 05:00 UTC closure provides a narrow window for same-day resolution; any postponement announced after this point would leave the contract unresolved pending clarification from Polymarket's resolution criteria.

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.