Klara Kosan defeated Mio Mushika 6-2 7-5 in the W15 Rancho Santa Fe CA round of 32 on hard. Klara Kosan extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-06-18 | W15 Rancho Santa Fe 1 | R32 | hard | Klara Kosan | 6-2 7-5 |
Averages over each player's completed matches in the selected window (28 vs 115). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About