Kun Hee Kim defeated Ji Young Kim 6-3 6-2 in the Sunchang 10K round of 32 on hard. The upset overturned the form book — Ji Young Kim came in leading the head-to-head 1–0, but Kun Hee Kim had been the form player, winning 5 of their last 9 on hard. Kun Hee Kim claimed a first win over Ji Young Kim in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-25 | Yeong Wol 10K | SF | hard | Ji Young Kim | 6-2 6-4 |