Mari Inoue defeated Kei Sekine 7-6 6-3 in the Kyoto 10K round of 32 on carpet. The result followed the form book — Mari Inoue came in leading the head-to-head 2–0. Mari Inoue extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-04-25 | Gifu 50K | Q32 | hard | Mari Inoue | 6-2 6-2 |
| 2009-06-01 | Komoro 25K | R32 | clay | Mari Inoue | 6-3 7-6(2) |