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%

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Tokyo Yakult Swallows vs. Yomiuri Giants
polymarket
kalshi

What is the result of Tokyo Yakult Swallows vs. Yomiuri Giants?

Volume:
$143,184

Yomiuri Giants

 - Kalshi

Yomiuri Giants - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 15, 2026

Closed: Jul 15, 8:04 AM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Yomiuri Giants

View
100%
Yes 100¢No 0¢
100¢
N/A
$89,934
N/A
N/A
$59,776
Settled
Yes
kalshi

Tokyo Yakult Swallows

View
0%
Yes 0¢No 100¢
100¢
N/A
$45,393
N/A
N/A
$25,169
Settled
No
polymarket

Tokyo Yakult Swallows vs. Yomiuri Giants

View
0%
Yes 0¢No 100¢
—
N/A
$7,857
N/A
N/A
N/A
Settled
Yes
Total markets: 3

Description

This event group covers a single NPB (Nippon Professional Baseball) game between the Tokyo Yakult Swallows and Yomiuri Giants scheduled for July 15, 2026 at 5:00 AM EDT. Markets resolve based on the final outcome of the game, with special handling for postponements, cancellations, and ties.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Kalshi market contains a logical contradiction where both possible game outcomes (Giants win and Swallows win) are mapped to the same resolution state (Yes), making the market fundamentally unresolvable and creating a data integrity failure.Hero tip: Do not trade this market on Kalshi in its current form. The platform must correct the resolution logic so that one outcome resolves to Yes and the other to No. Polymarket's market is logically sound and can be traded with confidence, provided the game is completed as scheduled.

Critical divergence points:

  • Polymarket: Binary outcome structure. Resolves to winner's name (Swallows or Giants). Ties, cancellations without make-up, or postponements with no completion resolve 50-50. Postponements keep market open until completion. Key quote: 'If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50.'
  • Kalshi: Contradictory dual-Yes resolution. Both 'Yomiuri Giants wins' and 'Tokyo Yakult Swallows wins' are stated to resolve to Yes, leaving no logical path for a No outcome. Key quote: 'If Yomiuri Giants wins... resolves to Yes. If Tokyo Yakult Swallows wins... resolves to Yes.' This is logically impossible for a binary market.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

Polymarket

In the upcoming NPB game, scheduled for July 15 at 5:00AM ET: If the Tokyo Yakult Swallows win, the market will resolve to "Tokyo Yakult Swallows". If the Yomiuri Giants win, the market will resolve to "Yomiuri Giants". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50.

Kalshi

Resolution is based on the winner of the Yomiuri Giants vs Tokyo Yakult Swallows Japan NPB game originally scheduled for July 15, 2026 at 5:00 AM EDT. If the game is postponed or delayed, the market remains open and closes after the rescheduled game concludes, provided the reschedule occurs within two days. If the game is cancelled or rescheduled to more than two days away, the market resolves to a fair price in accordance with standard rules. In the event of a tie game, both team markets resolve to 50/50.

Frequently asked questions

This dashboard aggregates prediction market prices for the Swallows vs. Giants baseball matchup across Polymarket and Kalshi, allowing traders to monitor real-time consensus on the game's outcome. Both venues host the same event, enabling you to compare how different prediction communities price the matchup. The cross-platform view reveals whether one venue is pricing the teams differently, helping identify arbitrage opportunities or shifts in market sentiment. Total volume across both platforms reflects the combined trading activity and confidence level in this particular contest.

Prediction markets and traditional sportsbooks both aggregate information about game outcomes, but they operate under different incentive structures. Sportsbooks set odds to balance their book and manage risk, often incorporating a margin. Prediction markets rely on traders risking real capital, which can produce sharper, more efficient pricing when liquidity is high. Comparing this market's odds to major sportsbook lines can reveal whether one venue perceives an edge the other has missed. However, prediction market prices may lag sportsbooks during breaking news or injury announcements, depending on platform update speed.

Key roster announcements—such as injuries to star players, lineup changes, or roster transactions—typically trigger sharp price moves in baseball markets. Weather conditions at game time, recent team performance streaks, and head-to-head matchup history also influence trader positioning. Betting line movement at major sportsbooks can signal sharp money entering the market, prompting prediction traders to adjust. Late-breaking news about player availability or managerial decisions often causes rapid repricing. Monitoring sports news outlets and official team communications will help you anticipate market shifts before they occur.