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.

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