Yasufumi Yamamoto defeated Masahide Sakamoto 6-3 6-4 in the Japan 1 Masters 3 round of 16 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 |
|---|---|---|---|---|---|
| 2000-06-26 | Canada F3 | R32 | hard | Yasufumi Yamamoto | 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.