Tomoko Dokei defeated Tomoyo Takagishi 6-2 3-6 6-1 in the Tokyo 10K round of 32 on hard. The upset overturned the form book — Tomoyo Takagishi came in leading the head-to-head 2–0. Tomoko Dokei claimed a first win over Tomoyo Takagishi in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-05-12 | Kurume 50K | R32 | grass | Tomoyo Takagishi | 6-4 6-3 |
| 2005-09-19 | Ibaraki 25K | R16 | hard | Tomoyo Takagishi | 3-6 6-1 7-6(4) |