Overview
- Elena Rybakina beat Victoria Mboko 6-3, 7-6 (4) in Tokyo to reach the semifinals and lock up the eighth berth for the season-ending WTA Finals.
- The result pushed Rybakina to 4,350 points in the Race, edging Mirra Andreeva on 4,319.
- Andreeva finished ninth and is designated the first alternate for Riyadh, with Ekaterina Alexandrova second.
- Rybakina then pulled out of the Tokyo semifinal against Linda Noskova with a back issue; Noskova advanced to face Belinda Bencic, who defeated Sofia Kenin, in the final.
- The Finals field is set: Aryna Sabalenka, Iga Swiatek, Coco Gauff, Amanda Anisimova, Madison Keys, Jessica Pegula, Jasmine Paolini and Rybakina, with the event on hard courts in Riyadh for $15.5 million.