Akiko Yonemura defeated Maya Kato 6-3 6-2 in the Nonthaburi 25K round of 32 on hard. The result followed the form book — Akiko Yonemura came in leading the head-to-head 4–1. Akiko Yonemura extended the head-to-head to 5–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-09-14 | Kyoto 10K | SF | carpet | Akiko Yonemura | 6-3 6-1 |
| 2007-07-02 | Nagoya 25K | R16 | hard | Akiko Yonemura | 4-6 7-6(3) 6-3 |
| 2006-07-31 | Tokachi 250K | QF | carpet | Akiko Yonemura | 6-2 6-0 |
| 2004-09-20 | Hiroshima 10K | QF | grass | Maya Kato | 3-6 7-5 7-6(5) |
| 2004-04-12 | Yamaguchi 10K | R32 | clay | Akiko Yonemura | 2-6 6-3 6-0 |