Yeon Woo Ku defeated Ya Hsuan Lee 6-1 3-6 6-4 in the Seoul qualifying round 2 on hard. Yeon Woo Ku claimed a first win over Ya Hsuan Lee in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-05-22 | W35 Andong 1 | R16 | hard | Ya Hsuan Lee | 7-6(7) 7-5 |
| 2024-03-27 | W50 Kofu 1 | Q16 | hard | Ya Hsuan Lee | 6-4 3-6 6-3 |
Averages over each player's completed matches in the selected window (200 vs 131). 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