Zarina Diyas defeated Shuko Aoyama 6-2 6-3 in the Makinohara 25K qualifying round on grass. Zarina Diyas extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-10-21 | Hamamatsu 25K | SF | grass | Shuko Aoyama | 4-6 6-4 6-0 |
| 2009-05-04 | Fukuoka 50K | R32 | grass | Zarina Diyas | 6-7(4) 6-2 6-3 |
Averages over each player's completed matches in the selected window (199 vs 73). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About