Erika Sema defeated Haruka Kaji 6-4 6-0 in the W25 Tokyo round of 16 on hard. The upset overturned the form book — Haruka Kaji came in ranked #254, leading the head-to-head 3–0. Erika Sema claimed a first win over Haruka Kaji in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-02-07 | W75 Burnie 2 | R32 | hard | Haruka Kaji | 6-1 6-3 |
| 2023-04-13 | W25 Osaka | R16 | hard | Haruka Kaji | 6-3 5-7 7-6(5) |
| 2022-09-06 | W25 Santarem | Q16 | hard | Haruka Kaji | 6-2 6-4 |
Averages over each player's completed matches in the selected window (55 vs 95). 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