Soon Mi Seo defeated Da Jung Hong 7-5 4-6 6-4 in the Inchon 10K round of 32 on hard. The upset overturned the form book — Da Jung Hong came in leading the head-to-head 1–0, but Soon Mi Seo had been the form player, winning 5 of their last 10 on hard. Soon Mi Seo claimed a first win over Da Jung Hong in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-11-10 | Manila 10K | R32 | clay | Da Jung Hong | 5-7 6-4 6-3 |