Aiko Nakamura defeated Ekaterina Bychkova 6-3 6-4 in the Australian Open q64 on hard. The upset overturned the form book — Ekaterina Bychkova came in leading the head-to-head 2–0. Aiko Nakamura claimed a first win over Ekaterina Bychkova in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-26 | Wimbledon | R128 | grass | Ekaterina Bychkova | 6-3 1-6 6-3 |
| 2005-01-08 | Canberra | Q16 | hard | Ekaterina Bychkova | 6-2 3-6 6-2 |
Averages over each player's completed matches in the selected window (66 vs 81). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About