Shiho Akita defeated Etsuko Kitazaki 6-3 5-7 6-0 in the Niigata 10K semi-final on carpet. The upset overturned the form book — Etsuko Kitazaki came in leading the head-to-head 1–0. Shiho Akita claimed a first win over Etsuko Kitazaki in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-10-29 | Kofu 10K | R32 | hard | Etsuko Kitazaki | 6-3 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.