Han Cheol Shin defeated Nam Ju Bae 6-1 6-4 in the Japan Masters 4 round of 16 on hard. The result followed the form book — Han Cheol Shin came in leading the head-to-head 1–0. Han Cheol Shin extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-05-20 | Korea Masters 3 | R32 | clay | Han Cheol Shin | 6-2 0-6 6-4 |