Ayumi Koshiishi defeated Himeno Sakatsume 6-1 6-1 in the W15 Monastir 31 semi-final on hard. The upset overturned the form book — Himeno Sakatsume came in ranked #136, but Ayumi Koshiishi had been the form player, winning 4 of their last 7 on hard. Ayumi Koshiishi extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-08-15 | W15 Monastir 30 | F | hard | Ayumi Koshiishi | 6-3 7-6(3) |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Sakatsume H.: 10 days rest · 1 match (14d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About