Go Soeda defeated Norikazu Sugiyama 7-5 6-3 in the Japan F7 round of 32 on hard. The upset overturned the form book — Norikazu Sugiyama came in leading the head-to-head 1–0. Go Soeda claimed a first win over Norikazu Sugiyama in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-24 | Japan F4 | R32 | hard | Norikazu Sugiyama | 5-7 7-5 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.