Da Jung Hong defeated Soon Mi Seo 5-7 6-4 6-3 in the Manila 10K round of 32 on clay. The upset overturned the form book — Soon Mi Seo came in leading the head-to-head 1–0. Da Jung Hong claimed a first win over Soon Mi Seo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-06-28 | Inchon 10K | R32 | hard | Soon Mi Seo | 7-5 4-6 6-4 |