Momoko Kobori defeated Natsumi Kawaguchi 3-6 6-3 7-5 in the W75 Kurume quarter-final on carpet. Momoko Kobori extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-09-03 | W35 Nakhon Pathom 3 | R32 | hard | Natsumi Kawaguchi | 6-4 6-3 |
| 2022-11-09 | W25 Yokohama | R16 | hard | Momoko Kobori | 3-6 6-2 6-3 |
Averages over each player's completed matches in the selected window (17 vs 22). 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