Hee Sung Chung defeated Seung Ri Sohn 6-4 6-2 in the Korea Masters 4 round of 16 on clay. The result followed the form book — Hee Sung Chung came in leading the head-to-head 1–0. Hee Sung Chung extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-25 | Korea F1 | R32 | hard | Hee Sung Chung | 7-6 6-2 |