Japan Women's Open: Paula Badosa vs Antonia Ruzic

Kalshi — primary rule

If Paula Badosa wins the Badosa vs Ruzic professional tennis match in the 2026 WTA Osaka Round Of 32 after a ball has been played, then the market resolves to Yes.

Polymarket — resolution criteria

This market refers to the tennis match between Paula Badosa and Antonia Ruzic in the Japan Women's Open, originally scheduled for October 18, 2026 at 9:00PM ET. This market will resolve to 'Paula Badosa' if Paula Badosa advances against Antonia Ruzic. This market will resolve to 'Antonia Ruzic' if Antonia Ruzic advances against Paula Badosa. 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.