Yoshinobu Tanaka defeated Mitsuru Takada 3-6 6-4 6-2 in the Japan F7 round of 16 on hard. The upset overturned the form book — Mitsuru Takada came in leading the head-to-head 1–0. Yoshinobu Tanaka claimed a first win over Mitsuru Takada in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-07-07 | Japan 1 Masters 2 | R32 | hard | Mitsuru Takada | 6-3 6-1 |