Makiho Kozawa defeated Akiko Yonemura 3-6 6-3 6-1 in the Makinohara 25K round of 32 on carpet. The upset overturned the form book — Akiko Yonemura came in leading the head-to-head 2–0. Makiho Kozawa claimed a first win over Akiko Yonemura in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-09-09 | Kyoto 10K | SF | carpet | Akiko Yonemura | 6-1 6-3 |
| 2011-11-21 | Toyota 75K | Q32 | carpet | Akiko Yonemura | 6-4 6-3 |