Eri Shimizu defeated Ayumi Koshiishi 3-6 6-4 6-2 in the W25 Hamamatsu round of 16 on carpet. The result followed the form book — Eri Shimizu came in ranked #365, leading the head-to-head 2–0. Eri Shimizu extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-22 | W100 Tokyo 1 | Q16 | hard | Eri Shimizu | 6-3 6-3 |
| 2024-07-04 | W35 Nakhon Si Thammarat 2 | R16 | hard | Eri Shimizu | 7-5 6-3 |
Averages over each player's completed matches in the selected window (67 vs 44). 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