Hiyakaya Yuuga

is one of the main Cures, and also a villain in Pretty Cure Friend Connection, she is based on Cure Coco. She is a lonely person, who is mainly in despair, because of having her parents dead on an accident.

Early Life
When Yuuga was young, Yuuga's parents had an accident, much to leaving Yuuga alone, and live with her grandmother. She had a hard time to overcome it, and had nothing to do about it. As time passed, Yuuga was in despair, causing her grandmother to worry.

Brought to Despair
Because of her parents' death, Yuuga was in despair, this, caused the villains to target her, much to them, the villains brought her to deep despair, causing her to serve for evil. As she was missing, her grandmother worried overtime.

Cure Crystal
Cure Crystal is Yuuga's Cure alter ego.