The girl who transforms into Cure Answer and Mikuru's partner. She belongs to the Cure-it Detective Agency and has a bright, cheerful personality. Her catchphrase is "A gold-star solution!" She transforms using the Jewel Cure Watch and the Answer Makoto Jewel. Her pre-transformation call is "Open, Jewel Cure Watch! Answer!"

Anna's transformed state. Her post-transformation call is "Solving any mystery with a gold star! Cure Answer!"

One year older than Anna and her partner. She acts as a big sister figure to Anna. The girl who transforms into Cure Mystic. Her pre-transformation call is "Open! Jewel Cure Watch! Mystic!"

Mikuru's transformed state. Her post-transformation call is "Leaping toward smiles with layered deduction! Cure Mystic!"

A mysterious girl. She transforms into Cure Arcana Shadow and belongs to the enemy group, the Phantom Thieves. She is a former detective and was Claire's partner. In truth, she has been searching for Claire behind the organization's back and was the primary person trying to revive Cure Eclair. Upon awakening as Cure Arcana, she joins the Cure-it Detective Agency. Her pre-transformation call is "Open, Tier Arcana Rod." As Cure Arcana, it is "Open, Shine Arcana Rod!"

Ruruka's transformed state. Her post-transformation line is "Enveloping in secrets and mystery, Cure Arcana Shadow. Now, let me invite you."

A bakery clerk who loves eclairs. She is a former detective and was Ruruka's partner. She calls Ruruka 'Arcana'. She joins the Cure-it Detective Agency after awakening as Cure Eclair. She is the user of Cure Eclair who had lost her memories. Her pre-transformation line is "Open! Top of Lily Fragrance!"

Claire's transformed state. Her post-transformation line is "Unleash the scent of truth! Cure Eclair!"

The true form of Cure Arcana Shadow. Having cast aside lies and shadows, she has finally attained her true form. Her post-transformation call is "The white light that illuminates the truth. Master Detective! Cure Arcana!"

Supposedly the leader of the Phantom Thieves... Apparently, because they are so cute, they decided wearing armor was silly and stayed like this...