Eun Young Ha defeated Yoon Jeong Cho 7-6 6-1 in the Seoul 25K qualifying round on clay. The result followed the form book — Eun Young Ha came in leading the head-to-head 1–0. Eun Young Ha extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-12 | Seoul II 25K | R16 | hard | Eun Young Ha | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.