Yurina Koshino defeated Akari Inoue 6-4 7-5 in the Kofu 10K round of 32 on hard. Yurina Koshino extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-09-07 | Kyoto $10K | SF | hard | Yurina Koshino | 6-2 6-4 |
| 2011-05-02 | Fukuoka 50K | Q16 | grass | Akari Inoue | 6-4 3-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.