Michika Ozeki defeated Erika Sema 5-7 6-1 10-4 in the W60 Darwin q16 on hard. The upset overturned the form book — Erika Sema came in ranked #517, leading the head-to-head 3–0. Michika Ozeki claimed a first win over Erika Sema in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-09-28 | W40 Nanao | R32 | carpet | Erika Sema | 0-6 6-2 6-1 |
| 2019-03-11 | W25 Nishi-Tama | Q32 | hard | Erika Sema | 6-1 6-1 |
| 2015-06-08 | Kashiwa $25K | R16 | hard | Erika Sema | 6-1 6-1 |
Averages over each player's completed matches in the selected window (57 vs 56). 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