Arianna Sarti

 is one of the protagonists and the lead Character in Happy Sugar Pretty Cure!. Arianna is sweet and happy-go-lucky girl who is interested at sweets and candies. She wishes to be a famous patisseries and candies chef someday. However, she will do anything that she can achieve her skills as her own. But she was something clumsy and nervous.

Her pretty Cure ego is Cure Lolly, she represents strawberries/vanilla and lollipops/cakes.

Personality
Arianna is sweet and happy-go-lucky girl who is interested at sweets and candies. She wishes to be a famous patisseries and candies chef someday. However, she will do anything that she can achieve her skills as her own. But she was something clumsy and nervous.

Cure Lolly
(キュアロリー) is the pretty Cure form of Arianna. she represents strawberries/vanilla and lollipops/cakes.

Transformation
Sugar Switch! Smile! is Arianna's transformation phrase in Happy Sugar Pretty Cure!.