Kyung Mi Chang defeated Ji Young Kim 6-2 6-4 in the Gimhae 10K round of 16 on clay. The upset overturned the form book — Ji Young Kim came in leading the head-to-head 2–1. Kyung Mi Chang narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-04-27 | Gimcheon 25K | R16 | hard | Ji Young Kim | 7-6(7) 6-2 |
| 2004-12-13 | Jakarta 5 10K | R32 | hard | Kyung Mi Chang | 6-0 3-0 |
| 2004-11-29 | Bangkok 10K | QF | hard | Ji Young Kim | 7-5 6-4 |