Ji Sung Nam defeated Yasutaka Uchiyama 7-6 7-6 in the China F2 round of 32 on hard. The result followed the form book — Ji Sung Nam came in leading the head-to-head 2–0. Ji Sung Nam extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-05-27 | Korea F4 | R16 | hard | Ji Sung Nam | 6-7(4) 7-5 6-3 |
| 2012-06-11 | Japan F5 | R16 | clay | Ji Sung Nam | 7-5 7-6(5) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.