Nao Hibino defeated Samantha Stosur 6-3 6-4 in the Hong Kong round of 32 on hard. The result followed the form book — Nao Hibino came in leading the head-to-head 2–0. Nao Hibino extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-10-08 | Hong Kong | R32 | hard | Nao Hibino | 6-3 6-3 |
| 2018-01-29 | Taipei | R32 | hard | Nao Hibino | 7-6(6) 6-2 |
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 (200 vs 197). ATP, WTA & Challenger.