Ai is a baby fairy mascot that appears in Doki Doki! Pretty Cure. She hatches from an egg. She used to be Cure Ace's partner, until they separated, as Ai got turned into an egg. They saw each other again, in episode 23. In episode 46, it was revealed that Ai is in fact Princess Marie Ange, who was reverted back into an egg after she split her good and bad parts and Joe found her later on. Though she mispronounces her sentences, she ends them with "~kyupi" or "~kyupirapa".