TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 20, 7:44 AM EST
Kalshi
This market tracks whether either the Hiroshima Toyo Carp or Yomiuri Giants scores at least one run during the first inning of their scheduled NPB matchup on July 20, 2026. Early offensive production in baseball can set the tone for the entire game.
If either team scores a run in the first inning of the Hiroshima Toyo Carp vs Yomiuri Giants professional Japan NPB baseball game originally scheduled for Jul 20, 2026 at 5:00 AM EDT, then the market resolves to Yes.
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 trader beliefs through continuous price discovery. For first-inning run scenarios, sportsbook odds may lag behind market repricing if new information—such as late lineup changes or weather updates—emerges before game time. Comparing the two can reveal where public perception and informed trading diverge.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, this market is priced through an order-book mechanism where traders submit bids and asks for yes or no contracts tied to first-inning scoring. The price reflects the collective willingness to buy or sell at each level, updating continuously as new orders arrive. Traders holding contracts profit if their prediction proves correct at resolution, creating direct financial incentives for accurate forecasting and efficient price discovery.
This market resolves around Jul 20, 2026, once the first inning of the Hiroshima Toyo Carp versus Yomiuri Giants game concludes. The outcome is confirmed when the inning result is verifiable from credible public sources, such as official league records or major sports data providers. Traders holding yes contracts are paid if at least one run crosses the plate during that inning; no contract holders are paid if the inning ends scoreless.
Several catalysts can shift odds before the game begins. Lineup announcements—particularly the absence of key power hitters—often reduce first-inning run probability. Pitcher changes or bullpen news can alter expectations for early offensive output. Weather conditions, field dimensions, and recent team performance trends also influence trader positioning. Late-breaking injury reports or umpire assignments may trigger repricing as new information becomes public. Real-time updates during pre-game coverage typically drive the final price adjustments closest to first pitch.