Makoto Ochi defeated Ji Sung Nam 6-1 6-2 in the Korea F4 semi-final on hard. Makoto Ochi extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-08-29 | Korea F7 | R32 | clay | Makoto Ochi | 6-1 6-4 |
| 2016-08-22 | Korea F6 | F | clay | Ji Sung Nam | 5-7 6-1 6-1 |
| 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 (200 vs 163). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About