Tomoko Yonemura defeated Wei Juan Liu 6-3 7-5 in the Beijing 25K round of 16 on hard. The upset overturned the form book — Wei Juan Liu came in leading the head-to-head 1–0, but Tomoko Yonemura had been the form player, winning 2 of their last 8 on hard. Tomoko Yonemura claimed a first win over Wei Juan Liu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-05-27 | Tianjin 10K | SF | hard | Wei Juan Liu | 2-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.