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Tennis · WTAWTA Tour

Japan Women's Open: Katie Boulter vs Himeno Sakatsume

Live · in play3-2, 0-0S2

$62.7K
$62.7K
183
$25.8K
$200.3K

Moneyline

QuestionYesNo24h volume
Japan Women's Open: Katie Boulter vs Himeno Sakatsume63.5¢36.5¢$61.3K

Completed Match

QuestionYesNo24h volume
Completed Match53.5¢47.5¢$747.90

First Set Winner

Game Handicap

Set Handicap

Match Totals

Set Winner

Set Totals

First Set Totals

Set Games Totals

Event facts

Category
Tennis · WTA
Series
WTA · daily
Fee
5% × p × (1−p) · taker only · 15% maker rebate
UMA bond
$250
Dispute window
30 minutes
Resolver
UMA CTF Adapter (sports)
Questions
8 open · 8 never traded
Fills, last 24 h
437
Polymarket-reported 24h volume
51,794 shares
  1. Created
  2. First trade
  3. Kick-off

Market details

Category
Tennis
Polymarket tag
WTA Tour
Discipline
Tennis
Polymarket series
WTA
Teams
Katie Boulter vs. Himeno Sakatsume

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How does this event settle?

Rules, as written by Polymarket

This market refers to the tennis match between Katie Boulter and Himeno Sakatsume in the Japan Women's Open, originally scheduled for October 18, 2026 at 9:00PM ET. This market will resolve to 'Katie Boulter' if Katie Boulter advances against Himeno Sakatsume. This market will resolve to 'Himeno Sakatsume' if Himeno Sakatsume advances against Katie Boulter. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 1, 2026, 11:59 PM ET (14 days after the scheduled start), 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 WTA Tour. A consensus of credible reporting may also be used.

Each question is its own Yes/No market: a share of the side that wins pays 100¢, the other side pays 0¢.

The result is checked against wtatennis.com. Open the source

It can settle from Oct 26, 2026 01:00 UTC; trading can go on after that until the result is final.

Prices as of Oct 19, 2026 07:19 UTC; volume from on-chain fills over the last 24h. Trading data is ours; event metadata comes from Polymarket. Not affiliated with Polymarket · Not investment advice.