Aiko Nakamura defeated Erika Takao 3-6 6-2 6-1 in the Tsukuba 25K round of 32 on hard. The result followed the form book — Aiko Nakamura came in leading the head-to-head 2–1. Aiko Nakamura extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-25 | Incheon 25K | R16 | hard | Aiko Nakamura | 2-6 7-5 6-4 |
| 2008-04-28 | Gifu 50K | R16 | carpet | Aiko Nakamura | 6-0 3-6 6-2 |
| 2006-05-01 | Gifu 50K | F | carpet | Erika Takao | 6-1 5-7 6-1 |