TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 8:49 AM EST
Kalshi
This Japan NPB baseball game between Chunichi Dragons and Tokyo Yakult Swallows is scheduled for July 21, 2026. The market resolves based on the final margin of victory, with different outcomes determined by whether either team wins by more than 1.5 or 2.5 runs.
This event contains four distinct spread-based outcomes for the Chunichi Dragons vs Tokyo Yakult Swallows Japan NPB game scheduled for July 21, 2026 at 5:00 AM EDT. Each outcome resolves to Yes based on the final margin of victory in the completed game. The Tokyo Yakult Swallows have two possible winning margins: a Yes resolution if they win by more than 2.5 runs, and a separate Yes resolution if they win by more than 1.5 runs. Similarly, the Chunichi Dragons have two possible winning margins: a Yes resolution if they win by more than 2.5 runs, and a separate Yes resolution if they win by more than 1.5 runs. Resolution is determined solely by the official final score of the game as played, with no adjustments or alternative scoring methods applied.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate trader beliefs through continuous price discovery. For this matchup, prediction market participants may price the spread differently than sportsbooks if they believe the consensus underestimates or overestimates one team's likely margin of victory. Comparing the two can reveal where informed traders see value, though both sources offer legitimate perspectives on the probable outcome.
On Kalshi, this market is priced through a continuous order-book mechanism where traders buy and sell contracts representing different spread outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract reflects the collective probability that outcome will occur, with higher prices indicating greater trader confidence. As new information emerges—team injuries, recent form, or betting patterns—traders adjust their positions, moving the price up or down in real time. This dynamic pricing ensures the market stays responsive to changing conditions right up until the game begins.
This market resolves around Jul 21, 2026, once the game concludes and the final score is verified. The outcome is determined by the actual run differential between the Dragons and Swallows, confirmed against credible public reporting of the final result. Traders holding contracts aligned with the true spread will be paid out according to the market's payout rules, while those on the wrong side of the spread will see their positions expire worthless. Resolution is automatic once the official result is published.
Several factors can shift this market significantly before game time. Lineup announcements, especially confirmation of starting pitchers or key position players, often trigger sharp moves as traders reassess team strength. Injury updates to star players can dramatically alter the spread outlook. Recent performance trends, weather conditions at the stadium, and head-to-head historical matchups also influence trader positioning. Late-breaking news about team momentum or roster changes may prompt rapid repricing. As game time approaches, casual traders may enter or exit positions, adding volatility to the final hours of trading.