Tomoko Yonemura defeated Yi Chen 7-5 6-4 in the Gunma 25K round of 32 on carpet. The result followed the form book — Tomoko Yonemura came in leading the head-to-head 1–0. Tomoko Yonemura extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-28 | Gunma 25K | R32 | carpet | Tomoko Yonemura | 6-4 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.