Yang Jin Chung defeated Eun Young Ha 6-4 6-4 in the Seoul 10K qualifying round on clay. The result followed the form book — Yang Jin Chung came in leading the head-to-head 4–0. Yang Jin Chung extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-06-18 | Inchon 10K | R16 | hard | Yang Jin Chung | 7-5 7-5 |
| 2000-06-12 | Seoul 10K | QF | hard | Yang Jin Chung | 6-1 6-0 |
| 1999-03-29 | Inchon 10K | R32 | clay | Yang Jin Chung | 6-2 6-4 |
| 1998-10-12 | Seoul II 25K | QF | hard | Yang Jin Chung | 1-6 6-4 7-5 |