Unlock! Pretty Cure! Rainbow Sky Symphony!

Unlock! Pretty Cure! Rainbow Sky Symphony! (アンロック！プリキュア！レインボースカイシンフォニー！) is the official phrase of the Cures in Alto Astral! Pretty Cure!. To activate the transformation, the girls need their Rainbow Harmony Compacts and their own Melodic Angel Keys.

List of Sequences

 * Cure Limerence - Episode 1
 * Cure Ethreal - Episode 2
 * Cure Melliflous - Episode 3

Sequence
The Compact appears and followed to speak"Unlock!" to open with the Melodic Angel Keys. Then the compact opens and the mirror reflects itselves. The key attach the center of the compact to glow the eight symbols arround the compact which they are speaking "Pretty Cure!" and their outfits step by step disappear from dresses, shoes, clothes, underwears, and final the hair accesories. And the sparkles from their clothes are collide from the compact. The Cures are speaking "Rainbow Sky Symphony!", unlocks it and their representive symbol are shining.