Erika Takao defeated Angelique Kerber 6-3 6-2 in the JPN vs GER round robin on carpet. The upset overturned the form book — Angelique Kerber came in leading the head-to-head 1–0. Erika Takao claimed a first win over Angelique Kerber in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-24 | Tokyo | Q32 | hard | Angelique Kerber | 6-2 6-3 |
Averages over each player's completed matches in the selected window (1 vs 198). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About