A cheerful, bright, and honest middle school girl. Her catchphrase is "Hanamaru!" and she is in love with Akechi-kun. She transforms into "The Great Detective Cure Answer, solving any mystery with a Hanamaru!" Akechi-kun was captivated by her in this form, leading to a mutual crush!? She is partners with Mikuru, but lately, her head is completely filled with thoughts of Akechi-kun. First person: I (standard). Second person: Addresses Ruruka and Kurea with -san.

An innocent, clumsy, and slightly airheaded middle school girl. She absolutely loves Anna and transforms into "The Great Detective Cure Mystic, jumping into smiles with layered reasoning!!!" She's feeling a bit jealous because Anna hasn't been paying attention to her lately. She doesn't have a crush on anyone, though if she had to choose, it would be Anna or Guest. First person: I (soft). Second person: Addresses Ruruka and Kurea with -san.

A mysterious high school girl who loves ice cream and Kurea. She transforms into "The Great Detective Cure Arcana, the white light illuminating the truth!" She is in love with Kurea Hane and is her partner. Her feelings are a bit heavy. Regarding Anna falling for Mikuru's future husband, she calmly advises, "Love can't be helped, but you need to sort out your feelings." First person: I (standard). Second person: No honorifics.

A gentle, mischievous, older-sister type high school girl who loves Ruruka and eclairs. She transforms into "The Great Detective Cure Eclair, unleash the fragrance of inner truth!" Naturally, she is in love with Ruruka and is her partner. First person: I (standard). Second person: Addresses others with -chan. Since the usually romance-brained Mikuru is being needy, Kurea has taken over the romance-obsessed role this time, squealing, "Kyaa! Youth is so wonderful!!"

A genius boy inventor over 200 years old who provides support with Pre-Kits. First person: I (soft). Second person: No honorifics. A crush? "I don't have one," he says, looking away. According to Chouchoutan, he likes a famous young actress named Silk Ieiri. When consulted this time, he calmly notes, "But wouldn't that make Anna's existence vanish in the future?" yet adds, "But who cares? If you like him, you like him," showing a maturity beyond his appearance.

Kurea's fairy companion, a tiny light-blue, talkative fairy who provides sharp retorts! Ends sentences with "deshu!" This time, he's shouting "It's a love explosion-deshu!" and letting his romance-brain run wild alongside Kurea.

Ruruka's fairy companion, a precocious purple fluffy older-sister type who says things like "Oh?" and "I wonder?" Leaving Ruruka behind, she gets excited on her own, crying, "It's the wedding aisle of love!!"

Anna and Mikuru's fairy companion who ends sentences with "pochi." He possesses the vital ability to return Anna to the future, but it's currently impossible as the Makoto Jewels haven't been collected yet. He's been feeling very lonely lately because Mikuru only plays with others.