Yunseong Chung defeated Makoto Ochi 6-3 1-6 6-1 in the Yokohama CH qualifying final on hard. The result followed the form book — Yunseong Chung came in ranked #1097, leading the head-to-head 1–0. Yunseong Chung extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-10 | Korea F3 | SF | hard | Yunseong Chung | 6-3 6-1 |
Averages over each player's completed matches in the selected window (200 vs 200). 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