Yumi Nakano defeated Emi Mutaguchi 6-4 7-6 in the Hamamatsu 25K q16 on grass. The result followed the form book — Yumi Nakano came in leading the head-to-head 1–0. Yumi Nakano extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-04-19 | Mie 10K | SF | carpet | Yumi Nakano | 6-2 1-6 6-3 |