Risa Ozaki defeated Qiang Wang 6-4 6-1 in the Tsukuba 25K semi-final on hard. The upset overturned the form book — Qiang Wang came in leading the head-to-head 1–0, but Risa Ozaki had been the form player, winning 3 of their last 9 on hard. Risa Ozaki claimed a first win over Qiang Wang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-05-22 | Strasbourg | R32 | clay | Qiang Wang | 6-4 3-6 6-3 |
Averages over each player's completed matches in the selected window (189 vs 200). 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