Japan vs. Iceland - More Markets

Platform comparison

Active sub-markets

Market context

Japan and Iceland will meet in a FIFA International Friendly on 31 May 2026, with kick-off scheduled for 6:25 AM ET. The market in question tracks whether additional betting or prediction-market contracts will be created for this fixture beyond the standard match-outcome and goal-total offerings already available. The 0% implied probability reflects the current absence of such secondary markets, though the settlement window extends to the morning of the match itself, allowing time for new contracts to materialise.

Historical precedent suggests that friendly matches between lower-ranked nations rarely attract the depth of derivative market coverage seen for competitive tournaments or major-nation fixtures. Iceland, ranked outside the top 20 in FIFA standings, and Japan, typically in the 20–30 range, do not command the same sportsbook liquidity as World Cup qualifiers or continental championship games. Comparable friendlies involving these nations have generated only core match-outcome and total-goals markets on major platforms; prop bets on specific player performances or corner counts have been sparse. This pattern implies the 0% reading may reflect realistic market structure rather than genuine uncertainty about whether additional contracts will emerge.

Traders should monitor whether either nation announces squad rotations or injury updates in the weeks preceding the match, as significant absences can trigger secondary-market creation among operators seeking to differentiate their offerings. Fixture scheduling changes or late venue confirmations could also prompt new contract launches. Current sportsbook listings across major European operators show only standard three-way and Asian handicap lines; no specialist prediction markets have yet opened for this friendly.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets UK, which mirrors the Polymarket order book directly.

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

Where can I trade this market with the lowest fees?

On Best Prediction Markets UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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.

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.