Seung Ho Ji defeated Kentaro Masuda 3-6 6-4 6-2 in the Malaysia 2 Masters 4 round of 16 on hard. The result followed the form book — Seung Ho Ji came in leading the head-to-head 1–0. Seung Ho Ji extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-05-20 | Korea Masters 3 | R32 | clay | Seung Ho Ji | 6-3 2-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.