TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 20, 8:04 AM EST
Kalshi
A Japan NPB regular season baseball game between the Chunichi Dragons and Tokyo Yakult Swallows scheduled for July 20, 2026. The outcome will be determined by which team wins the matchup.
Resolution is based on the final result of the game scheduled for July 20, 2026 at 5:00 AM EDT. If the game is postponed or delayed, markets remain open until the rescheduled game concludes, provided the reschedule occurs within two days. Games cancelled or rescheduled beyond two days resolve to a fair price. Tied games resolve to 50/50.
Prediction market odds and 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 the beliefs of traders risking real capital on outcomes. This market aggregates decentralized trader conviction, which can lead to sharper or earlier price moves than traditional sportsbooks, especially as new information emerges. Comparing the two can reveal where one venue perceives edge relative to the other.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell contracts reflecting their belief in each outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract moves based on supply and demand, with the bid-ask spread tightening as volume increases. Traders can enter or exit positions at any time before the market closes, and the final contract price at resolution reflects the collective assessment of all participants who traded throughout the event window.
This market resolves around Jul 20, 2026, once the game concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official final score and result of the matchup. Until that point, traders can adjust positions as new information—such as injury reports, lineup changes, or pre-game momentum—becomes available, allowing the market price to evolve in real time.
Key catalysts for this market include roster announcements, injury updates, recent team performance streaks, and head-to-head historical trends between the Dragons and Swallows. Weather conditions on game day, starting pitcher matchups, and any late-breaking lineup changes can shift trader positioning significantly. Media coverage, expert commentary, and betting action from other venues may also influence sentiment. As the game approaches, real-time developments during warm-ups or the opening innings could trigger sharp repricing if unexpected circumstances emerge.