Market snapshot: Oct 18, 2026, 3:00 PM UTC. Prices may have changed since this snapshot.

GroupPOLYMARKET

Event GroupPOLYMARKETSports

WTA Tennis: Osaka, Japan Winner

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WTA Tennis: Osaka, Japan Winner

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32 markets tracked

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Saved prices are comparisons, not executable quotes. A price difference does not establish arbitrage. Check both contracts, live order prices, fees and available size.

Will Emerson Jones win the 2026 Osaka, Japan?

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Single-Platform Markets(32)

Market	Platform	Price
Will Emerson Jones win the 2026 Osaka, Japan?	Poly	49.5%
Will Maya Joint win the 2026 Osaka, Japan?	Poly	49.5%
Will Zeynep Sonmez win the 2026 Osaka, Japan?	Poly	49.5%
Will Tereza Valentova win the 2026 Osaka, Japan?	Poly	49.5%
Will Lilli Tagger win the 2026 Osaka, Japan?	Poly	49.5%
Will Talia Gibson win the 2026 Osaka, Japan?	Poly	49.5%
Will Harriet Dart win the 2026 Osaka, Japan?	Poly	49.5%
Will Caty McNally win the 2026 Osaka, Japan?	Poly	49.5%
Will Sinja Kraus win the 2026 Osaka, Japan?	Poly	49.5%
Will Lanlana Tararudee win the 2026 Osaka, Japan?	Poly	49.5%
Will Kaitlin Quevedo win the 2026 Osaka, Japan?	Poly	49.5%
Will Ashlyn Krueger win the 2026 Osaka, Japan?	Poly	49.5%
Will Janice Tjen win the 2026 Osaka, Japan?	Poly	49.5%
Will Katie Boulter win the 2026 Osaka, Japan?	Poly	49.5%
Will Himeno Sakatsume win the 2026 Osaka, Japan?	Poly	49.5%
Will Viktorija Golubic win the 2026 Osaka, Japan?	Poly	49.5%
Will Mai Hontama win the 2026 Osaka, Japan?	Poly	49.5%
Will Antonia Ruzic win the 2026 Osaka, Japan?	Poly	49.5%
Will Sonay Kartal win the 2026 Osaka, Japan?	Poly	49.5%
Will Kimberly Birrell win the 2026 Osaka, Japan?	Poly	49.5%
Will Oleksandra Oliynykova win the 2026 Osaka, Japan?	Poly	49.5%
Will Moyuka Uchijima win the 2026 Osaka, Japan?	Poly	49.5%
Will Ena Shibahara win the 2026 Osaka, Japan?	Poly	49.5%
Will Claire Liu win the 2026 Osaka, Japan?	Poly	49.5%
Will Magda Linette win the 2026 Osaka, Japan?	Poly	49.5%
Will Katerina Siniakova win the 2026 Osaka, Japan?	Poly	49.5%
Will Peyton Stearns win the 2026 Osaka, Japan?	Poly	49.5%
Will Mary Stoiana win the 2026 Osaka, Japan?	Poly	48.5%
Will Ann Li win the 2026 Osaka, Japan?	Poly	25.0%
Will Shuai Zhang win the 2026 Osaka, Japan?	Poly	25.0%
Will Liudmila Samsonova win the 2026 Osaka, Japan?	Poly	25.0%
Will Paula Badosa win the 2026 Osaka, Japan?	Poly	25.0%

Rules & Resolution

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Reviewed equivalent pairs

Source snapshot: Oct 18, 2026, 3:00 PM UTC

About This Event

The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026. This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament. If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No". If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other". If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other". The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

AI-generated analysis based on market data. Not financial advice.

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Event: WTA Tennis: Osaka, Japan Winner
Source snapshot: Oct 18, 2026, 3:00 PM UTC
Reported event volume (provider units): PM $0
Coverage: 32 of 32 saved contracts included.
Prices are saved observations, not executable quotes. Listed close dates do not promise settlement or payout time.

Contract: Will Ann Li win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879285; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-261583
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 25.0%; 24h change unavailable
Outcome No: 75.0%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Emerson Jones win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879286; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-978117
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Maya Joint win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879287; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-776340
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Zeynep Sonmez win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879288; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-299310
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Tereza Valentova win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879289; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-728549
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Shuai Zhang win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879290; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-19607
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 25.0%; 24h change unavailable
Outcome No: 75.0%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Lilli Tagger win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879291; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-906723
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Liudmila Samsonova win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879292; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-128584
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 25.0%; 24h change unavailable
Outcome No: 75.0%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Talia Gibson win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879293; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-534045
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Harriet Dart win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879294; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-53789
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Caty McNally win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879295; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-242602
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Sinja Kraus win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879296; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-315609
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Lanlana Tararudee win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879297; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-604388
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Kaitlin Quevedo win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879298; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-874195
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Ashlyn Krueger win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879299; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-549759
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Janice Tjen win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879300; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-460837
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Katie Boulter win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879301; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-62924
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Himeno Sakatsume win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879302; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-282219
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Viktorija Golubic win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879303; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-48455
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Mai Hontama win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879304; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-206949
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Paula Badosa win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879305; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-133662
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 25.0%; 24h change unavailable
Outcome No: 75.0%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Antonia Ruzic win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879306; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-577513
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Sonay Kartal win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879307; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-459013
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Kimberly Birrell win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879308; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-105099
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Oleksandra Oliynykova win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879309; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-325729
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Mary Stoiana win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879310; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-679319
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 48.5%; 24h change unavailable
Outcome No: 51.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Moyuka Uchijima win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879311; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-335171
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Ena Shibahara win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879312; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-138452
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Claire Liu win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879313; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-179300
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Magda Linette win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879314; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-42289
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Katerina Siniakova win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879315; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-72376
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Contract: Will Peyton Stearns win the 2026 Osaka, Japan?
Provider: polymarket; ID: polymarket-5879316; status: active
Source: https://polymarket.com/event/wta-tournament-winner-2026-136230-competitor-360038
Observed: Oct 18, 2026, 3:00 PM UTC
Listed close: Oct 26, 2026, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: The 2026 Osaka, Japan tennis tournament is scheduled for October 17–25, 2026.

This market will resolve to the player that wins the 2026 Osaka, Japan Women’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 Osaka, Japan Women’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to "No".

If a player who is not listed wins the 2026 Osaka, Japan Women’s Singles Tournament, this market will resolve to "Other".

If the 2026 Osaka, Japan Women’s Singles Tournament is cancelled, postponed after November 8, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to "Other".

The primary resolution source will be official information from WTA (https://www.wtatennis.com/scores); however, a consensus of credible reporting may also be used.

Saved cross-platform review:
No exact pair with two valid binary Yes prices is available for comparison.

Explain the named outcomes, material rule/deadline differences, and evidence limits. Keep Polymarket dollar volume separate from Kalshi contract counts. Do not average unrelated contracts, infer missing prices or changes, or describe unreviewed/related pairs as equivalent. Distinguish listed prices from executable bid/ask prices, fees and available size. Do not invent current news, confidence scores or settlement guarantees. Cite the provided source links and identify what further evidence would be needed.

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AI-written background. References identify the evidence used; Wikipedia links under Learn More are additional reading. Prices and provider rules are dated snapshots. This is not financial advice.

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