Kyung Yee Chae defeated I Hsuan Hwang 7-5 6-7 6-2 in the Incheon 25K round of 16 on hard. The upset overturned the form book — I Hsuan Hwang came in leading the head-to-head 1–0. Kyung Yee Chae claimed a first win over I Hsuan Hwang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-09 | North Shore City 10K | QF | hard | I Hsuan Hwang | 7-6(2) 7-5 |