Yumi Miyazaki defeated Yumi Nakano 6-7 6-4 7-5 in the Tokyo 10K round of 32 on hard. The upset overturned the form book — Yumi Nakano came in leading the head-to-head 1–0. Yumi Miyazaki claimed a first win over Yumi Nakano in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-13 | Kyoto 10K | R32 | carpet | Yumi Nakano | 6-4 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.