R. Kosaka defeated Liuyan An in the Round of 32 at the W15 Luan 5 tournament, winning 6-4, 6-2 on hard courts. Kosaka hit one ace and five double faults, while converting 50% of her break points and winning 59% of first-serve points. She secured six service breaks to An's three.
No previous meetings on record.
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The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.