Kumiko Iijima defeated Ayaka Maekawa 6-4 6-1 in the Osaka q32 on hard. The result followed the form book — Kumiko Iijima came in leading the head-to-head 3–0. Kumiko Iijima extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-27 | Hamanako 25K | QF | carpet | Kumiko Iijima | 6-1 7-5 |
| 2010-09-20 | Makinohara 25K | R16 | carpet | Kumiko Iijima | 6-2 6-2 |
| 2007-05-21 | Nagano 25K | R32 | carpet | Kumiko Iijima | 6-4 6-1 |