Sania Mirza defeated Aiko Nakamura 6-1 6-4 in the Japan Open round of 16 on hard. The upset overturned the form book — Aiko Nakamura came in leading the head-to-head 1–0, defending last year's round of 32, but Sania Mirza had been the form player, winning 4 of their last 9 on hard. Sania Mirza claimed a first win over Aiko Nakamura in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-01-15 | Australian Open | R64 | hard | Aiko Nakamura | 6-3 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 (164 vs 66). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About