Seung Ho Ji defeated Seong Hoon Choi 6-0 4-6 6-4 in the Malaysia 2 Masters 2 round of 32 on hard. Seung Ho Ji extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-05-20 | Korea Masters 1 | R32 | clay | Seung Ho Ji | 6-1 6-2 |
| 1991-05-20 | Korea Masters 2 | R16 | clay | Seong Hoon Choi | 6-3 7-5 |