Yeon Woo Ku defeated Ayumi Koshiishi 6-0 6-2 in the W35 Nakhon Pathom round of 16 on hard. The result followed the form book — Yeon Woo Ku came in ranked #176, leading the head-to-head 1–0. Yeon Woo Ku extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-09-04 | W35 Nakhon Pathom 3 | R16 | hard | Yeon Woo Ku | 6-0 6-2 |
Averages over each player's completed matches in the selected window (163 vs 89). 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