Osaka Evessa vs. SeaHorses Mikawa

Prediction market · Polymarket

Overview

In the upcoming Japan B League game, scheduled for April 22 at 6:05AM ET: If the Osaka Evessa win, the market will resolve to "Osaka Evessa". If the SeaHorses Mikawa win, the market will resolve to "SeaHorses Mikawa". 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, this market will resolve 50-50. The result will be determined based on the final score including any overtime periods.

Ticker

bkjpn-osa-sea-2026-04-22

Volume

7.9K

24h volume

7.4K

1w volume

7.9K

Open interest

5.0K

Liquidity

0

Liquidity AMM

0

Liquidity CLOB

0

Start

Apr 18, 2026

End

Apr 29, 2026

Status

Closed

Access

Restricted

Created

Apr 22, 2026

Resolution source

https://www.bleague.jp/en/

Event ID

391374

Slug

bkjpn-osa-sea-2026-04-22

Markets

1

Raw event data
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  "ticker": "bkjpn-osa-sea-2026-04-22",
  "slug": "bkjpn-osa-sea-2026-04-22",
  "title": "Osaka Evessa vs. SeaHorses Mikawa",
  "description": "In the upcoming Japan B League game, scheduled for April 22 at 6:05AM ET:\nIf the Osaka Evessa win, the market will resolve to \"Osaka Evessa\".\nIf the SeaHorses Mikawa win, the market will resolve to \"SeaHorses Mikawa\".\nIf the game is postponed, this market will remain open until the game has been completed.\nIf the game is canceled entirely, with no make-up game, this market will resolve 50-50.\nThe result will be determined based on the final score including any overtime periods.",
  "resolutionSource": "https://www.bleague.jp/en/",
  "startDate": "2026-04-18T07:39:00.853478Z",
  "creationDate": "2026-04-22T10:05:00Z",
  "endDate": "2026-04-29T10:05:00Z",
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  "icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/super+cool+basketball+in+red+and+blue+wow.png",
  "active": true,
  "closed": true,
  "archived": false,
  "new": false,
  "featured": false,
  "restricted": true,
  "liquidity": 0,
  "volume": 7912.510671999999,
  "openInterest": 5030.602196,
  "createdAt": "2026-04-18T07:31:13.549131Z",
  "updatedAt": "2026-04-22T16:40:02.538181Z",
  "competitive": 0,
  "volume24hr": 7406.297417,
  "volume1wk": 7912.510672000001,
  "volume1mo": 7912.510672000001,
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  "enableOrderBook": true,
  "liquidityAmm": 0,
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  "negRisk": false,
  "commentCount": 0,
  "markets": [
    {
      "id": "2012446",
      "question": "Osaka Evessa vs. SeaHorses Mikawa",
      "conditionId": "0x1a411a1ca7b869697f6831cfbf340e9989be3bc55c2f46f1e8d9a95d34f82842",
      "slug": "bkjpn-osa-sea-2026-04-22",
      "resolutionSource": "https://www.bleague.jp/en/",
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      "liquidity": "0",
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      "icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/super+cool+basketball+in+red+and+blue+wow.png",
      "description": "In the upcoming Japan B League game, scheduled for April 22 at 6:05AM ET:\nIf the Osaka Evessa win, the market will resolve to \"Osaka Evessa\".\nIf the SeaHorses Mikawa win, the market will resolve to \"SeaHorses Mikawa\".\nIf the game is postponed, this market will remain open until the game has been completed.\nIf the game is canceled entirely, with no make-up game, this market will resolve 50-50.\nThe result will be determined based on the final score including any overtime periods.",
      "outcomes": "[\"Osaka Evessa\", \"SeaHorses Mikawa\"]",
      "outcomePrices": "[\"0\", \"1\"]",
      "volume": "7912.510671999999",
      "active": true,
      "closed": true,
      "marketMakerAddress": "",
      "createdAt": "2026-04-18T07:31:13.67031Z",
      "updatedAt": "2026-04-22T16:10:14.328536Z",
      "closedTime": "2026-04-22 16:08:54+00",
      "new": false,
      "featured": false,
      "submitted_by": "0x91430CaD2d3975766499717fA0D66A78D814E5c5",
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      "resolvedBy": "0x65070BE91477460D8A7AeEb94ef92fe056C2f2A7",
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      "groupItemThreshold": "0",
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      "umaEndDate": "2026-04-22T16:08:54Z",
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      "orderPriceMinTickSize": 0.001,
      "orderMinSize": 5,
      "umaResolutionStatus": "resolved",
      "volumeNum": 7912.510671999999,
      "liquidityNum": 0,
      "endDateIso": "2026-04-29",
      "startDateIso": "2026-04-18",
      "hasReviewedDates": true,
      "volume24hr": 7406.297417,
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      "gameStartTime": "2026-04-22 10:05:00+00",
      "secondsDelay": 3,
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      "umaBond": "500",
      "umaReward": "2",
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      "liquidityAmm": 0,
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      "makerBaseFee": 1000,
      "takerBaseFee": 1000,
      "customLiveness": 0,
      "acceptingOrders": false,
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      "negRiskRequestID": "",
      "ready": false,
      "funded": false,
      "acceptingOrdersTimestamp": "2026-04-18T07:34:02Z",
      "cyom": false,
      "competitive": 0,
      "pagerDutyNotificationEnabled": false,
      "approved": true,
      "rewardsMinSize": 0,
      "rewardsMaxSpread": 0,
      "spread": 0.001,
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      "oneDayPriceChange": -0.3795,
      "lastTradePrice": 0.009,
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      "umaResolutionStatuses": "[\"proposed\"]",
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      "deployingTimestamp": "2026-04-18T07:31:25.092382Z",
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      "feeSchedule": {
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  "series": [
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      "id": "11470",
      "ticker": "bkjpn",
      "slug": "bkjpn",
      "title": "Japan B League",
      "seriesType": "single",
      "recurrence": "daily",
      "active": true,
      "closed": false,
      "archived": false,
      "featured": false,
      "restricted": true,
      "createdAt": "2026-03-27T00:10:24.743429Z",
      "updatedAt": "2026-04-22T16:57:57.339346Z",
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  "tags": [
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      "slug": "sports",
      "forceShow": false,
      "publishedAt": "2023-10-24 22:37:50.296+00",
      "updatedBy": 15,
      "createdAt": "2023-10-24T22:37:50.31Z",
      "updatedAt": "2026-04-17T20:47:16.461062Z",
      "forceHide": true,
      "requiresTranslation": false
    },
    {
      "id": "100639",
      "label": "Games",
      "slug": "games",
      "forceShow": false,
      "createdAt": "2024-09-23T22:41:37.670714Z",
      "updatedAt": "2026-03-09T22:28:03.358133Z",
      "requiresTranslation": false
    },
    {
      "id": "28",
      "label": "Basketball",
      "slug": "basketball",
      "forceShow": false,
      "publishedAt": "2023-11-02 21:04:25.152+00",
      "createdAt": "2023-11-02T21:04:25.158Z",
      "updatedAt": "2026-04-17T20:16:02.304942Z",
      "requiresTranslation": false
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    {
      "id": "104349",
      "label": "Japan B League",
      "slug": "bkjpn",
      "createdAt": "2026-03-27T00:10:24.836457Z",
      "updatedAt": "2026-04-17T20:32:29.101728Z",
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  "cyom": false,
  "closedTime": "2026-04-22T16:08:54Z",
  "showAllOutcomes": true,
  "showMarketImages": false,
  "automaticallyResolved": true,
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  "automaticallyActive": true,
  "eventDate": "2026-04-22",
  "startTime": "2026-04-22T10:05:00Z",
  "seriesSlug": "bkjpn",
  "period": "NS",
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  "pendingDeployment": false,
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  "gameId": 4895031,
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  "eventMetadata": {
    "context_description": "SeaHorses Mikawa commands near-certain trader consensus at 100% implied probability to defeat Osaka Evessa in this B.League matchup, reflecting their dominant regular-season performance with a 39-16 record and third-place standing, outpacing Osaka's middling 22-33 mark and ninth position. Mikawa's superior firepower (4625 points scored vs. 4456 for Osaka) and stingy defense underpin the lopsided sentiment, amplified by sweeping recent head-to-heads including an 80-70 road win on December 24, 2025. No fresh injury reports or lineup changes in the past 48 hours alter the dynamic, though Osaka's home-court advantage and potential playoff desperation could spark an upset if key Mikawa players face late scratches or foul trouble.",
    "context_requires_regen": true,
    "context_updated_at": "2026-04-22T15:07:46.569Z"
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  "teams": [
    {
      "id": 3270037,
      "name": "Osaka Evessa",
      "league": "bkjpn",
      "record": "0-0",
      "logo": "https://polymarket-upload.s3.us-east-2.amazonaws.com/Osaka Evessa-5dce851adf.png",
      "abbreviation": "osa",
      "createdAt": "2026-04-01T07:31:11.073931Z",
      "updatedAt": "2026-04-09T18:52:27.546566Z",
      "providerId": 796394,
      "color": "#e7020b"
    },
    {
      "id": 3270040,
      "name": "SeaHorses Mikawa",
      "league": "bkjpn",
      "record": "0-0",
      "logo": "https://polymarket-upload.s3.us-east-2.amazonaws.com/SeaHorses Mikawa-19bd49dfff.png",
      "abbreviation": "sea",
      "createdAt": "2026-04-01T07:31:11.085201Z",
      "updatedAt": "2026-04-10T09:00:01.561601Z",
      "providerId": 165988,
      "color": "#654352"
    }
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}