Kurumi Nara defeated Sorana Cirstea 7-5 6-1 in the US Open round of 64 on hard. The upset overturned the form book — Sorana Cirstea came in leading the head-to-head 1–0, defending last year's round of 64. Kurumi Nara claimed a first win over Sorana Cirstea in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-08-13 | Montreal | Q64 | hard | Sorana Cirstea | 3-3 |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Cirstea S.: 1 day rest · 3 matches, 77 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About