Yumi Nakano defeated Emi Mutaguchi 6-2 1-6 6-3 in the Mie 10K semi-final on carpet. 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 |
|---|---|---|---|---|---|
| 2012-10-22 | Hamamatsu 25K | Q16 | grass | Yumi Nakano | 6-4 7-6(6) |