Shiho Akita defeated Junri Namigata 6-3 6-1 in the Osaka quarter-final on hard. The upset overturned the form book — Junri Namigata came in leading the head-to-head 3–1. Shiho Akita narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-10-20 | Hamamatsu 25K | R32 | carpet | Junri Namigata | 6-2 6-3 |
| 2011-10-24 | Hamanako 25K | QF | carpet | Junri Namigata | 6-4 6-0 |
| 2010-04-26 | Gifu 50K | R32 | hard | Shiho Akita | 6-3 6-7(5) 7-5 |
| 2009-07-13 | Miyazaki 10K | F | carpet | Junri Namigata | 7-6(6) 6-2 |
Averages over each player's completed matches in the selected window (200 vs 146). 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