Aiko Nakamura defeated Sophie Ferguson 6-4 6-7 7-6 in the Toyota 75K qualifying round on carpet. The upset overturned the form book — Sophie Ferguson came in leading the head-to-head 3–0. Aiko Nakamura claimed a first win over Sophie Ferguson in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-23 | Hammond LA 25K | SF | hard | Sophie Ferguson | 6-1 6-3 |
| 2008-10-27 | Tokyo 50K | R16 | hard | Sophie Ferguson | 6-3 6-2 |
| 2004-04-26 | Gifu 50K | R32 | carpet | Sophie Ferguson | 1-6 6-2 7-5 |
Averages over each player's completed matches in the selected window (20 vs 15). 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. About