Gengo Kikuchi defeated Ji Sung Nam 7-5 6-4 in the Japan F6 round of 32 on grass. Gengo Kikuchi extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-05-07 | Vietnam F2 | SF | hard | Ji Sung Nam | 6-4 6-3 |
| 2015-04-27 | Thailand F2 | R32 | hard | Gengo Kikuchi | 6-4 6-7(5) 6-3 |
Averages over each player's completed matches in the selected window (57 vs 179). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About