Ayaka Maekawa defeated Ai Yamamoto 6-3 6-3 in the Kusatsu 25K qualifying round on carpet. The result followed the form book — Ayaka Maekawa came in leading the head-to-head 1–0. Ayaka Maekawa extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-20 | Makinohara 25K | R32 | carpet | Ayaka Maekawa | 6-1 2-6 6-2 |