Mitsuko Ise defeated Natsumi Hamamura 6-1 6-4 in the Sutama 10K round of 16 on clay. The result followed the form book — Mitsuko Ise came in leading the head-to-head 1–0. Mitsuko Ise extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-10-24 | Tokyo 2 10K | R32 | hard | Mitsuko Ise | 4-6 7-5 6-1 |