# J2 League

> Winner: Kataller Toyama leads at 49%, runner-up 49% across 13 winner-take-all outcomes — refreshed 6 min ago.

URL: https://simplefunctions.dev/odds/j2-league
Updated: 2026-05-03T19:21:01.349Z
Category: general
Status: active
Closes: 2028-05-29

## Headline

- Leader: Winner: Kataller Toyama at 49%
- Runner-up: Winner: Jubilo Iwata at 49%
- Outcomes: 13 (winner-take-all)
- Venue: Polymarket (13 contracts)
- 24h volume: $0

## Bound contracts (13)

| Outcome | Price | 24h | Volume | Venue | Slug |
|---|---|---|---|---|---|
| Winner: Kataller Toyama | 49¢ | ±0 | $0 | polymarket | /markets/j2-league-winner-kataller-toyama-polymarket-0xd8437696a222532f20e5ad2112e4ed35bb512fdd05ae1ccbb776ef6bf7d9ffd4 |
| Winner: Jubilo Iwata | 49¢ | ±0 | $0 | polymarket | /markets/j2-league-winner-jubilo-iwata-polymarket-0xb14cf7ed8aee734bcd352f7f625c05ab9cec60975d13df8e987559e1f2677cd0 |
| Winner: Blaublitz Akita | 48¢ | ±0 | $0 | polymarket | /markets/j2-league-winner-blaublitz-akita-polymarket-0xec0c46c9cb8657b5760251965007cc2833ead0cdc630d292d8a413d15c9ba8cc |
| Winner: Hokkaido Consadole Sapporo | 47¢ | ±0 | $0 | polymarket | /markets/j2-league-winner-hokkaido-consadole-sapporo-polymarket-0x8df67098a5b1321e7fa57f8a3c097cc0bdd063c222c464c1a638df73b1ec1573 |
| Winner: Vegalta Sendai | 47¢ | −1pp | $0 | polymarket | /markets/j2-league-winner-vegalta-sendai-polymarket-0xadab500bf6fdb66858297271ed6c096f5440499ca7ec971b8fb822b6a43ec03e |
| Winner: Iwaki FC | 47¢ | −1pp | $0 | polymarket | /markets/j2-league-winner-iwaki-fc-polymarket-0x8d2e66df674ba675260a5647fd4e58a76bbff5d9a1f8d944b06699d751870e05 |
| Winner: RB Omiya Ardija | 47¢ | −1pp | $0 | polymarket | /markets/j2-league-winner-rb-omiya-ardija-polymarket-0xa2a56df77dba90316e9dc7bc8c30579f8d40ef2c29208edef276b6ef3a9b26f9 |
| Winner: Shonan Bellmare | 47¢ | ±0 | $0 | polymarket | /markets/j2-league-winner-shonan-bellmare-polymarket-0xf96a9ea16a2a747e6bbab76761ea28db0d4c607a384cc0c69c09110d68387c3c |
| Winner: Ventforet Kofu | 47¢ | ±0 | $0 | polymarket | /markets/j2-league-winner-ventforet-kofu-polymarket-0x7fcbda05f09829a26936018b87682b5fa1b1ce5e70db1e36e2647e4952d51650 |
| Winner: Albirex Niigata | 47¢ | −1pp | $0 | polymarket | /markets/j2-league-winner-albirex-niigata-polymarket-0xc8f1e268594081118a02c4edad768cc5d0a2fa644adc56cd47e475bd374a2365 |
| Winner: Fujieda MYFC | 47¢ | ±0 | $0 | polymarket | /markets/j2-league-winner-fujieda-myfc-polymarket-0x44474b31e94198b2ee7ff09ca1da6e9052653200865a272c57fd443e6f44b236 |
| Winner: Tokushima Vortis | 47¢ | −1pp | $0 | polymarket | /markets/j2-league-winner-tokushima-vortis-polymarket-0x75b3a75bc886999a9ae5a425da3e3fc72c2ac967b6c5e5b9d882fed856e170d8 |
| Winner: Tegevajaro Miyazaki | 47¢ | −1pp | $0 | polymarket | /markets/j2-league-winner-tegevajaro-miyazaki-polymarket-0x9cb77cfd3959be3d817e07056d8ea2eb7210277a9bfe385978a89036b8b51765 |

## 30-day trajectory

| Day | Winner: Kataller Toyama | Winner: Jubilo Iwata | Winner: Blaublitz Akita |
|---|---|---|---|
| 2026-04-26 | 49 | — | — |
| 2026-04-28 | 50 | 50 | 49 |
| 2026-04-29 | 50 | 50 | 50 |
| 2026-04-30 | 50 | 50 | 49 |
| 2026-05-03 | 50 | 50 | 49 |

_7 days of price history captured. Each row is the daily mean of intraday 5-min captures._

## Analysis

This represents the market's current assessment that a specific outcome in the J2 League competition will occur, with the leading contract priced at 50%. The probability reflects uncertainty about league outcomes occurring in the 2026 season, with trading activity concentrated across related European football competitions—particularly English Premier League and UEFA Champions League markets. Key drivers include team form trajectories, injury status of key players, and transfer activity during off-season windows. The single largest catalyst for resolving uncertainty will be the start of the 2026-2027 season schedule and initial match results, which typically commence in August 2026. Until then, market prices will respond to pre-season fixtures, squad announcements, and betting market adjustments based on updated odds from traditional sportsbooks.

### Key factors

- Current contract leadership at 50% reflects genuine two-way uncertainty rather than strong consensus directionally
- High 24-hour trading volumes ($44k-$79k) across Premier League and Champions League contracts indicate active hedging and portfolio positioning
- J2 League markets show significantly lower volume relative to top-tier European competitions, suggesting thinner liquidity and potentially wider bid-ask spreads
- Pre-season friendlies and squad composition announcements between May-August 2026 will likely shift probabilities before official season start
- Traditional sportsbook odds and European football betting markets serve as external price discovery mechanisms affecting Polymarket and Kalshi contract valuations

## Methodology

Headline is the **leader's price**, not an arithmetic mean — averaging disjoint winner-take-all outcomes is meaningless. Per-outcome prices come from the venue's last-traded mid; cross-venue values are simple means across contracts on each venue.

## How to use this data

- HTML: https://simplefunctions.dev/odds/j2-league
- JSON: https://simplefunctions.dev/api/public/odds?slug=j2-league

## License

CC-BY-4.0. Attribute "SimpleFunctions" with a link to https://simplefunctions.dev. See https://simplefunctions.dev/legal for terms.