Christina Horiatopoulos defeated Ayami Takase 6-1 2-6 7-6 in the Gunma 25K round of 16 on carpet. The upset overturned the form book — Ayami Takase came in leading the head-to-head 1–0. Christina Horiatopoulos claimed a first win over Ayami Takase in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-03-20 | Melbourne Victoria 25K | R32 | clay | Ayami Takase | 3-3 |