Light Truth! Pretty Cure Open! is transformation phrase used in Hikari Pretty Cure!
List of Sequences
Haruka to Cure Shining - Episode 1
Akemi to Cure Burning - Episode 3
Haruka and Akemi to Cure Shining and Cure Burning - Episode 4
Hinata to Cure Air - Episode 4
Haruka, Akemi and Hinata to Cure Shining, Cure Burning and Cure Air - Episode 5
Chou to Cure Starlight - Episode 6
Haruka, Akemi, Hinata and Chou to Cure Shining, Cure Burning, Cure Air and Cure Starlight - Episode 7
Akira to Cure Light - ???
Haruka, Akemi, Hinata, Chou and Akira to Cure Shining, Cure Burning, Cure Air, Cure Starlight and Cure Light - ???