Seiko Okamoto defeated Kumiko Iijima 6-3 7-5 in the Gunma 25K round of 32 on carpet. The result followed the form book — Seiko Okamoto came in leading the head-to-head 1–0. Seiko Okamoto extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-09-10 | Ibaraki 10K | R16 | hard | Seiko Okamoto | 6-1 6-1 |