Seiko Okamoto defeated Yuka Kuroda 6-4 6-2 in the Makinohara 25K round of 16 on carpet. Seiko Okamoto extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-06-23 | Qian Shan 25K | R32 | hard | Yuka Kuroda | 7-5 4-6 6-4 |
| 2006-07-17 | Kurume 25K | R16 | carpet | Seiko Okamoto | 6-4 6-2 |