Kai Chen Chang defeated Christina Mchale 6-3 7-6 in the Osaka round of 32 on hard. The upset overturned the form book — Christina Mchale came in leading the head-to-head 1–0, defending last year's round of 32. Kai Chen Chang claimed a first win over Christina Mchale in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-07-26 | Stanford | R32 | hard | Christina Mchale | 3-6 6-0 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (73 vs 200). ATP, WTA & Challenger.