Na Ri Kim defeated Kyung Mi Chang 6-4 6-7 6-2 in the Gimcheon 10K final on hard. The upset overturned the form book — Kyung Mi Chang came in leading the head-to-head 2–1, but Na Ri Kim had been the form player, winning 5 of their last 7 on hard. Na Ri Kim narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-01 | Gimhae 25K | R16 | hard | Na Ri Kim | 6-1 6-3 |
| 2008-09-08 | Go Yang 10K | QF | hard | Kyung Mi Chang | 7-6(5) 3-6 7-6(7) |
| 2008-08-18 | Gimhae 10K | SF | hard | Kyung Mi Chang | 6-0 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.