Elena Rybakina has qualified for the WTA Finals after defeating Victoria Mboko in the Pan Pacific Open quarterfinals, winning 6-3, 7-6.
With this victory, Rybakina denied Mirra Andreeva a spot in the WTA Finals, which will take place in Saudi Arabia in early November.
Rybakina's win also earned her revenge against Mboko, whom she lost to in the Canadian Open semifinals two months prior.
Her triumph has seen her achieve a feat no other woman has managed this season, advancing to the final four in Tokyo.
Rybakina's victory has secured her spot in the year-end tournament.
Author's summary: Rybakina qualifies for WTA Finals.