Magdalena Rybarikova defeated Aleksandra Wozniak 1-6 6-3 6-3 in the Tokyo round of 16 on hard. The upset overturned the form book — Aleksandra Wozniak came in leading the head-to-head 2–0, defending last year's round of 32, but Magdalena Rybarikova had been the form player, winning 2 of their last 4 on hard. Magdalena Rybarikova claimed a first win over Aleksandra Wozniak in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-01-11 | Hobart | R32 | hard | Aleksandra Wozniak | 6-3 6-1 |
| 2009-01-05 | Auckland | R32 | hard | Aleksandra Wozniak | 6-3 6-7(4) 7-5 |
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 (200 vs 176). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About