Kyung Mi Chang defeated Ayami Takase 6-0 6-2 in the Ho Chi Minh City 25K round of 32 on hard. The upset overturned the form book — Ayami Takase came in leading the head-to-head 1–0, but Kyung Mi Chang had been the form player, winning 3 of their last 7 on hard. Kyung Mi Chang claimed a first win over Ayami Takase in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-07-18 | Kurume 25K | R16 | grass | Ayami Takase | 6-0 6-3 |