Etsuko Kitazaki defeated Sakiko Shimizu 6-3 7-6 in the Niigata 10K round of 16 on carpet. Etsuko Kitazaki extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-24 | Hamanako 25K | Q16 | carpet | Sakiko Shimizu | 7-5 7-5 |
| 2007-08-27 | Saitama 10K | R32 | hard | Etsuko Kitazaki | 2-6 6-3 6-3 |