Shuko Aoyama defeated Makoto Ninomiya 6-2 3-6 6-3 in the Noto 25K round of 32 on grass. The result followed the form book — Shuko Aoyama came in leading the head-to-head 1–0. Shuko Aoyama extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-10-21 | Hamamatsu 25K | R16 | grass | Shuko Aoyama | 6-0 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.