Erika Sema defeated Natsumi Kawaguchi 6-4 7-6 in the W100 Tokyo 1 q32 on hard. The upset overturned the form book — Natsumi Kawaguchi came in ranked #393, leading the head-to-head 1–0. Erika Sema claimed a first win over Natsumi Kawaguchi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-11-01 | W35 Brisbane 2 | SF | hard | Natsumi Kawaguchi | 6-1 7-5 |
Averages over each player's completed matches in the selected window (162 vs 140). 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