Kotaro Miyachi defeated Norikazu Sugiyama 6-3 7-6 in the Japan 2 Masters 2 round of 32 on hard. The upset overturned the form book — Norikazu Sugiyama came in leading the head-to-head 1–0. Kotaro Miyachi claimed a first win over Norikazu Sugiyama in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-11-17 | Japan 2 Masters 3 | R16 | hard | Norikazu Sugiyama | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.