TOTAL VOLUME:

$134.2b

24H VOL:

$134,145,987

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,441,166,947

406,422

Markets across

30,383

events

MATCHED EVENTS:

2,688

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Orix Buffaloes vs. Saitama Seibu Lions
polymarket
kalshi

What is the result of Orix Buffaloes vs. Saitama Seibu Lions?

Volume:
$88,436

Orix Buffaloes vs. Saitama Seibu Lions

 - Polymarket

Orix Buffaloes vs. Saitama Seibu Lions - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 13, 2026

Closed: Sep 12, 10:14 PM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

Orix Buffaloes vs. Saitama Seibu Lions

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$4,792
N/A
N/A
N/A
Settled
Yes
kalshi

Orix Buffaloes

52%
Yes 52¢No 48¢
100¢
N/A
$47,294
N/A
N/A
$18,350
Settled
No
kalshi

Saitama Seibu Lions

48%
Yes 48¢No 52¢
100¢
N/A
$36,349
N/A
N/A
$10,882
Settled
No
Total markets: 3

Description

This event group covers a single NPB (Nippon Professional Baseball) game between the Orix Buffaloes and Saitama Seibu Lions scheduled for July 4, 2026 at 5:00 AM EDT. Markets across Polymarket and Kalshi are betting on the outcome of this matchup.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Kalshi's resolution logic contains a logical contradiction: both possible game outcomes (Orix Buffaloes win OR Saitama Seibu Lions win) are stated to resolve to Yes, making the market unresolvable. This is a data integrity failure that prevents proper settlement.Hero tip: Do not trade on Kalshi's version of this market. The resolution criteria are logically incoherent and cannot be settled correctly. Polymarket's market is the only resolvable version with clear, mutually exclusive outcomes.

Critical divergence points:

  • Polymarket: Resolves to the name of the winning team (Orix Buffaloes or Saitama Seibu Lions). Postponements keep market open; cancellations, no makeup games, or ties resolve 50-50. Key Quote: 'If the Orix Buffaloes win, the market will resolve to "Orix Buffaloes". If the Saitama Seibu Lions win, the market will resolve to "Saitama Seibu Lions".'
  • Kalshi: Contains unresolvable logic: states both 'If Orix Buffaloes wins... resolves to Yes' AND 'If Saitama Seibu Lions wins... resolves to Yes.' Both mutually exclusive outcomes cannot both resolve to Yes, creating a logical impossibility and data integrity failure.
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 4 at 5:00AM ET: If the Orix Buffaloes win, the market will resolve to "Orix Buffaloes". If the Saitama Seibu Lions win, the market will resolve to "Saitama Seibu Lions". 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 final result of the game originally scheduled for July 4, 2026 at 5:00 AM EDT. If the game is postponed or delayed, markets remain open and close after the rescheduled game concludes within two days. Should the game be cancelled or rescheduled beyond two days, markets resolve to a fair price per official rules. In the event of a tie, all markets resolve to 50/50.

Frequently asked questions

Prediction markets and traditional sportsbooks price events differently because they operate under distinct regulatory and liquidity models. Sportsbooks set odds to balance their book and manage risk, often incorporating sharp-money signals and closing lines before events begin. Prediction markets like those tracked here reflect real-time trader consensus without a house edge, meaning prices adjust continuously as new information emerges. This market's odds may diverge from sportsbook lines, especially if one venue has concentrated liquidity or if traders on one platform have access to different information or analytical tools.

On Polymarket, traders set odds through an automated market maker, while Kalshi uses an order-book model, creating structural differences in price discovery. Polymarket and Kalshi can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Polymarket typically attracts larger volumes and faster-moving capital, which can lead to tighter spreads but also rapid repricing. Kalshi's order-book design may result in wider spreads during low-activity periods, but it can also reflect more deliberate positioning by specialized traders. Geographic user bases, fee structures, and platform-specific liquidity also influence how quickly each venue incorporates new information about the matchup.

Key injury announcements, lineup changes, or roster updates for either team can trigger sharp repricing across both platforms. Weather conditions, travel delays, or venue-specific factors may also influence trader sentiment. Major betting syndicates placing large positions on either side can shift prices noticeably, especially on lower-liquidity platforms. Breaking news about player performance trends, head-to-head records, or recent form will likely prompt traders to adjust their positions. Monitor team social media, official league communications, and sports news outlets for developments that could move this market meaningfully before the game begins.