Natsumi Kawaguchi defeated Himeno Sakatsume 7-6 6-4 in the Tokyo qualifying round 2 on hard. The upset overturned the form book — Himeno Sakatsume came in ranked #136, leading the head-to-head 1–0, but Natsumi Kawaguchi had been the form player, winning 4 of their last 7 on hard. Natsumi Kawaguchi claimed a first win over Himeno Sakatsume in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-09 | W35 Osaka 1 | R32 | hard | Himeno Sakatsume | 6-2 6-2 |
Averages over each player's completed matches in the selected window (176 vs 200). ATP, WTA & Challenger.
Sakatsume H.: 11 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