TOTAL VOLUME:

$134.2b

24H VOL:

$126,590,312

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,439,516,703

404,175

Markets across

30,277

events

MATCHED EVENTS:

2,685

PLATFORM COVERAGE:

5

Polymarket:

39%

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Kalshi:

61%

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ITF Tokyo: Eri Shimizu vs Nanari Katsumi
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi

Volume:
$6,033

ITF Tokyo: Eri Shimizu vs Nanari Katsumi

 - Polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 11, 2026

Closed: Jun 17, 11:15 PM EST

polymarket

Polymarket

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

ITF Tokyo: Eri Shimizu vs Nanari Katsumi

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$5,273
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 1 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
$70
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 2 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
$70
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set Handicap +/-1.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$70
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 1 O/U 8.5

100%
Yes 100¢No 0¢
0.9¢
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 2 O/U 9.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 2 O/U 8.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Match O/U 21.5

0%
Yes 0¢No 100¢
—
N/A
$100
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 1 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Match O/U 23.5

0%
Yes 0¢No 100¢
—
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Match O/U 22.5

0%
Yes 0¢No 100¢
—
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Total Sets: O/U 2.5

0%
Yes 0¢No 100¢
—
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Tokyo: Eri Shimizu vs Nanari Katsumi Set 2 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$50
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 15

Description

This market refers to the tennis match between Eri Shimizu and Nanari Katsumi in the ITF Women Tokyo, originally scheduled for June 10, 2026 at 11:15PM ET. This market will resolve to 'Eri Shimizu' if Eri Shimizu advances against Nanari Katsumi. This market will resolve to 'Nanari Katsumi' if Nanari Katsumi advances against Eri Shimizu. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.

Frequently asked questions

The PredictionHero dashboard tracks real-time odds and trading activity for the ITF Tokyo match between Eri Shimizu and Nanari Katsumi on Polymarket. You can monitor live probability estimates for each player, historical price movements, and current 24-hour trading volume. The dashboard displays the top-weighted outcome alongside its implied win probability, helping you understand how the prediction market is pricing this ITF women's tennis event. All data reflects activity on Polymarket only, updated continuously as traders adjust their positions leading up to match resolution on Jun 18, 2026.

Prediction market odds on Polymarket often diverge from traditional sportsbook lines because they reflect real-time crowd sentiment rather than fixed bookmaker margins. Sportsbooks typically build in a 4–5% vig and adjust lines to balance action, while prediction markets price outcomes based on continuous trader participation. For the Shimizu vs Katsumi ITF Tokyo match, comparing Polymarket probabilities to major sportsbook odds can reveal whether the crowd is more or less confident than professional oddsmakers. Prediction markets often react faster to breaking news like injuries or player form shifts.

The ITF Tokyo: Eri Shimizu vs Nanari Katsumi prediction market resolves on Jun 18, 2026. Resolution is determined by the official result of the match as reported by the ITF and confirmed by the market's data source. The outcome is binary: one player wins and the other loses. No draws or voids are applicable in professional tennis singles competition. Once the match concludes and the result is officially recorded, the market settles automatically and traders receive payouts based on their positions.

Several catalysts could shift odds for the Shimizu vs Katsumi ITF Tokyo match. Recent tournament results, player rankings updates, and head-to-head record announcements often trigger repricing. Injury reports or withdrawal news would have immediate impact. Court surface preference, weather conditions on match day, and player form in the weeks leading up to the event all influence trader positioning. Media coverage highlighting one player's recent wins or losses, coaching changes, or equipment adjustments can also move the market. Real-time match momentum during play may drive final adjustments before resolution on Jun 18, 2026.