Etsuko Kitazaki defeated Shiho Akita 6-3 7-5 in the Kofu 10K round of 32 on hard. The upset overturned the form book — Shiho Akita came in leading the head-to-head 1–0, but Etsuko Kitazaki had been the form player, winning 2 of their last 5 on hard. Etsuko Kitazaki claimed a first win over Shiho Akita in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-03 | Niigata 10K | SF | carpet | Shiho Akita | 6-3 5-7 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.