Masato Hatanaka defeated Hiroyasu Sato 3-6 7-6 7-6 in the Japan F7 round of 32 on hard. The result followed the form book — Masato Hatanaka came in leading the head-to-head 1–0. Masato Hatanaka extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-19 | Japan F7 | R16 | carpet | Masato Hatanaka | 7-5 7-5 |