Natsumi Kawaguchi defeated Miho Kuramochi 6-4 6-1 in the W15 Osaka 1 final on hard. The upset overturned the form book — Miho Kuramochi came in ranked #360, leading the head-to-head 2–1. Natsumi Kawaguchi narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-05 | W15 Kashiwa 1 | QF | hard | Miho Kuramochi | 1-6 6-3 6-3 |
| 2024-04-01 | W50 Kashiwa 1 | Q16 | hard | Miho Kuramochi | 6-2 6-3 |
| 2023-05-08 | W60 Fukuoka | Q16 | carpet | Natsumi Kawaguchi | 6-3 7-5 |
Averages over each player's completed matches in the selected window (60 vs 83). 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