Suk Hyun Choo defeated Chan Yeong Oh 2-6 6-3 10-7 in the M15 Changwon 1 q64 on hard. The upset overturned the form book — Chan Yeong Oh came in leading the head-to-head 1–0. Suk Hyun Choo claimed a first win over Chan Yeong Oh in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-06-03 | M25 Changwon 1 | Q16 | hard | Chan Yeong Oh | 4-6 6-2 10-8 |
Averages over each player's completed matches in the selected window (36 vs 63). ATP, WTA & Challenger.
wins 59% of points on serve vs Yeong Oh C.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About