Mi Yoo defeated Na Lae Han 6-7 6-0 6-2 in the Phuket 25K semi-final on hard. The result followed the form book — Mi Yoo came in leading the head-to-head 3–1. Mi Yoo extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-03-17 | Shenzhen 10K | R16 | hard | Mi Yoo | 6-4 6-3 |
| 2013-09-09 | Incheon 25K | QF | hard | Na Lae Han | 1-2 |
| 2010-05-17 | Sunchang 10K | R32 | hard | Mi Yoo | 6-1 6-2 |
| 2009-06-29 | Gimcheon 10K | R32 | hard | Mi Yoo | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.