Sun Jung Kim defeated Sung Hee Han 6-0 6-7 6-4 in the Gimcheon 10K round of 16 on hard. The upset overturned the form book — Sung Hee Han came in leading the head-to-head 2–1. Sun Jung Kim narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-05-25 | Changwon $25K | Q16 | hard | Sung Hee Han | 6-4 6-4 |
| 2014-08-25 | Yeongwol 10K | R32 | hard | Sung Hee Han | 4-6 6-2 6-4 |
| 2014-06-23 | Gimcheon 10K | R16 | hard | Sun Jung Kim | 6-1 4-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.