Tunisia vs. Japan

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Active sub-markets

Market context

Polymarket is pricing Tunisia to beat Japan at **24% YES**, so the contract is trading as a clear underdog position rather than a coin-flip. Because the market settles on the match result by the 2026-06-21T04:00:00Z window, holders are effectively exposed to the final score only; the position is held in **USDC** on **Polygon** and resolved through Polymarket’s conditional-token mechanism.

The historical frame is fairly mixed, but the market leans toward Japan on both form and direct meeting data. ESPN lists Japan as a stronger moneyline favourite for the match, with Tunisia at +600, Japan at -190, and the draw at +310, while the head-to-head record shown there is Japan 2-0 Tunisia and Tunisia 3-0 Japan across prior meetings.[2] FIFA’s own match centre also characterises Japan as a more confident side in the build-up, which helps explain why a 24% price leaves room for an upset without making it the base case.[4]

For traders, the main catalysts are straightforward: confirmed line-ups, late injury or suspension news, and any shift in group-state incentives before kick-off. Flashscore notes Tunisia face a potentially fatal match for progression, which can sharpen motivation but also signals a fragile tournament position.[1] Any official FIFA team-news update, coupled with changes to the starting XI or tactical setup, could move the price quickly in the final hours, especially on a market this close to settlement.[4]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Tunisia vs. Japan on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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 Kalshi 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.

What does it cost to trade on Kalshi UK?

Zero. Kalshi UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

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