Aiko Nakamura defeated Meng Yuan 6-4 6-3 in the Hammond LA 25K round of 32 on hard. The upset overturned the form book — Meng Yuan came in leading the head-to-head 2–1. Aiko Nakamura narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-13 | Memphis | Q16 | hard | Meng Yuan | 6-2 6-4 |
| 2007-07-29 | San Diego | Q16 | hard | Aiko Nakamura | 6-0 7-5 |
| 2005-10-10 | Bangkok | R32 | hard | Meng Yuan | 6-2 4-6 6-3 |
Averages over each player's completed matches in the selected window (4 vs 1). 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. Small sample — read as indicative. About