Ayumi Morita defeated Marina Erakovic 6-1 6-4 in the Japan Open round of 32 on hard. The result followed the form book — Ayumi Morita came in leading the head-to-head 3–2, defending last year's round of 32. Ayumi Morita extended the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-06-24 | Wimbledon | R128 | grass | Marina Erakovic | 4-6 6-0 7-5 |
| 2012-06-11 | Birmingham | R64 | grass | Marina Erakovic | 5-0 RET |
| 2012-05-21 | Strasbourg | R32 | clay | Ayumi Morita | 6-1 6-3 |
| 2008-08-11 | Olympics | R64 | hard | Ayumi Morita | 5-7 7-6(7) 6-4 |
| 2007-09-10 | Bali | R32 | hard | Ayumi Morita | 6-4 6-4 |
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 (189 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About