Erika Sema advanced when Akiko Omae retired 6-3 in the Tsukuba 25K round of 32. Erika Sema extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-07-13 | Bangkok $25K | R32 | hard | Erika Sema | 6-3 6-1 |
| 2011-08-29 | Tsukuba 25K | R32 | hard | Erika Sema | 6-1 6-3 |
| 2009-07-27 | Obihiro-Tokachi 25K | R32 | carpet | Erika Sema | 6-3 7-6(5) |
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