Yumi Nakano defeated Qiang Wang 6-2 7-5 in the Mie 10K round of 16 on carpet. The upset overturned the form book — Qiang Wang came in leading the head-to-head 1–0. Yumi Nakano claimed a first win over Qiang Wang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-07-27 | Obihiro-Tokachi 25K | R32 | carpet | Qiang Wang | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.