Miharu Imanishi defeated Chinami Ogi 0-6 6-4 7-6 in the Komoro 10K round of 32 on clay. The upset overturned the form book — Chinami Ogi came in leading the head-to-head 2–0. Miharu Imanishi claimed a first win over Chinami Ogi in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-29 | Tsukuba 25K | Q16 | hard | Chinami Ogi | 6-4 2-6 6-1 |
| 2011-04-11 | Incheon 25K | Q32 | hard | Chinami Ogi | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.