Yasufumi Yamamoto defeated Hidehiko Tanizawa 6-2 6-4 in the Malaysia 2 Masters 4 round of 32 on hard. The result followed the form book — Yasufumi Yamamoto came in leading the head-to-head 1–0. Yasufumi Yamamoto extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-11-04 | Japan Masters 2 | R32 | hard | Yasufumi Yamamoto | 6-7 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.