Kun Hee Kim defeated Na Lae Han 6-7 6-2 6-1 in the Yeong Wol 10K round of 16 on hard. The upset overturned the form book — Na Lae Han came in leading the head-to-head 3–0. Kun Hee Kim claimed a first win over Na Lae Han in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-04-11 | Incheon 25K | R32 | hard | Na Lae Han | 6-3 6-4 |
| 2009-07-06 | Sunchang 10K | R16 | hard | Na Lae Han | 6-3 7-5 |
| 2008-09-01 | Go Yang 10K | R16 | hard | Na Lae Han | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.