Ayumi Morita defeated Monica Niculescu 6-3 6-3 in the US Open round of 128 on hard. The result followed the form book — Ayumi Morita came in leading the head-to-head 2–0, defending last year's round of 128. Ayumi Morita extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-03-31 | Monterrey | R32 | hard | Ayumi Morita | 6-4 3-6 7-6(1) |
| 2009-05-04 | Rome | R64 | clay | Ayumi Morita | 6-1 6-3 |
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 (79 vs 195). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About