Katsushi Fukuda defeated Naoki Arimoto 6-4 6-3 in the Japan F5 round of 32 on hard. The upset overturned the form book — Naoki Arimoto came in leading the head-to-head 1–0. Katsushi Fukuda claimed a first win over Naoki Arimoto in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-10-22 | Japan F11 | R32 | hard | Naoki Arimoto | 3-6 6-3 7-5 |