Momoko Kobori defeated Haruna Arakawa 6-2 7-5 in the W35 Nakhon Si Thammarat 3 round of 16 on hard. Momoko Kobori extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-05-06 | W75 Fukuoka 1 | Q16 | carpet | Haruna Arakawa | 6-1 6-3 |
| 2022-12-22 | W60 Kyoto | R16 | hard | Momoko Kobori | 7-5 6-3 |
Averages over each player's completed matches in the selected window (46 vs 46). 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