Atsuo Ogawa defeated Naoki Arimoto 7-5 7-5 in the China 1 4 round of 32 on hard. Atsuo Ogawa extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-07-05 | China 1 Satellite 4 | R32 | hard | Atsuo Ogawa | 6-4 6-3 |
| 2004-03-15 | New Zealand F3 | R16 | hard | Naoki Arimoto | 6-4 6-3 |