Erika Sema defeated Shiho Akita 7-5 6-3 in the Niigata 25K semi-final on hard. Erika Sema narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-05-01 | W80 Gifu | Q32 | hard | Shiho Akita | 7-5 6-4 |
| 2009-09-28 | Hamanako 25K | R32 | carpet | Shiho Akita | 6-7(4) 6-4 6-4 |
| 2009-05-25 | Gunma 25K | R32 | carpet | Erika Sema | 2-6 7-5 6-3 |
Averages over each player's completed matches in the selected window (199 vs 200). 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