Japan vs. Sweden

Platform comparison

Active sub-markets

Market context

Polymarket is pricing Japan vs Sweden at **28% YES** on USDC-settled conditional tokens on Polygon, which is a modest underdog view rather than a coin-flip. The contract resolves by the World Cup match outcome before the 25 June 2026 settlement window closes, so traders are effectively marking the probability that Japan are judged the winner rather than the draw or Sweden. [1][3]

The number sits below the broader market context from comparable men’s international meetings, where Japan have often been competitive but not dominant against European opposition, and the historical head-to-head is limited enough that recent form matters more than legacy. AiScore’s head-to-head summary shows Sweden have won three of the last five meetings, with Japan winning one and one draw, although those results are not directly predictive of a World Cup tie in 2026. [4][2]

For traders, the main catalysts are team news, confirmed group-table incentives, and any injury or rotation clues after the preceding matchdays, because those can shift both expected line-ups and the incentive to play for a result. FIFA’s match centre already lists the fixture as Group F, Match 57, with kick-off at 23:00 UTC on 25 June, while ESPN’s market page currently has Japan as a narrow moneyline favourite and Sweden priced slightly longer, which is a useful cross-check against the 28% Polymarket price. [3][1]

Sources: 1 · 2 · 3 · 4 · 5

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

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Scam?, 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.

Is this market available outside the US?

Polymarket Scam? 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.

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 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.