Makoto Ochi defeated Ji Sung Nam 6-1 6-4 in the Korea F7 round of 32 on clay. The result followed the form book — Makoto Ochi came in leading the head-to-head 2–1. Makoto Ochi extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-08-22 | Korea F6 | F | clay | Ji Sung Nam | 5-7 6-1 6-1 |
| 2016-07-04 | Korea F4 | SF | hard | Makoto Ochi | 6-1 6-2 |
| 2015-08-31 | Korea F6 | QF | clay | Makoto Ochi | 6-7(2) 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.