Mari Tanaka defeated Wan Ting Liu 6-3 6-2 in the Nanjing 25K round of 32 on hard. The upset overturned the form book — Wan Ting Liu came in leading the head-to-head 2–0. Mari Tanaka claimed a first win over Wan Ting Liu in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-10-15 | Makinohara 25K | R32 | carpet | Wan Ting Liu | 6-2 3-6 6-3 |
| 2006-08-28 | Guanzhou 50K | R32 | hard | Wan Ting Liu | 7-5 2-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.