Norikazu Sugiyama defeated Kotaro Miyachi 6-3 6-3 in the Japan 2 Masters 3 round of 16 on hard. The upset overturned the form book — Kotaro Miyachi came in leading the head-to-head 1–0. Norikazu Sugiyama claimed a first win over Kotaro Miyachi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-11-17 | Japan 2 Masters 2 | R32 | hard | Kotaro Miyachi | 6-3 7-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.