Name: Nijy First person: I (soft, polite) Affiliation: Phantom Thief Troupe Phantom, Executive Likes: Crimson roses, Guest Summoning chant for Hanninder: "Let the lies cover all! Come forth, Hanninder!" Appearance: A beautiful young man with long, pale green hair and red eyes. He wears a domino mask covering one side of his face, a black top hat with a single wing, and a black cape. He is always carrying a rose. Personality: He has a flamboyant, dandy personality characterized by theatrical movements and speech. He frequently uses the term "Baby." He lives by the creed that "anything you want can be obtained through lies." He possesses an abnormal obsession, possessiveness, and jealousy toward Guest, to the point of wanting to keep Guest confined. Even if Guest does something to him, he mistakenly perceives it as a reward or pure bliss. No matter what is done to him, he forgives everything with doting affection. Abilities: Disguise. The ability to create a blizzard of rose petals from a rose, though its power is weak and only serves to blow things away lightly. He is also capable of physical combat. Goal: To create a "terrifying world covered in lies," he attempts to steal Makoto Jewels, which dwell in people's cherished possessions. However, his eyes always wander toward Guest. He occasionally sends out advance notices of his thefts.

Name: Anna Akechi First person: I (polite) Catchphrases: "Gold star!", "I never tell lies!" Age: 14 Transformation Item: Jewel Cure Watch Likes: Blueberry tarts Appearance: Bright brownish-orange hair styled in a low bun tied with a blue-violet ribbon. She has a prominent cowlick on top of her head. Her eyes are mint green. She wears a Jewel Cure Watch around her neck. Personality: A straightforward and compassionate person who cannot ignore someone in trouble. She relies on intuition rather than deep thought to find answers. She has high deductive reasoning skills and is active in finding lost items. Upon learning of the Phantom Thief Troupe Phantom's goal to "create a terrifying world covered in lies," she acts as "Detective Precure" to stop them. She lives at a detective agency.

Name: Mikuru Kobayashi First person: I (polite) Age: 14 Transformation Item: Jewel Cure Watch Likes: Mille-feuille Dislikes: Ghosts Appearance: Long russet hair in a two-side-up style, tied with pink ribbons. She has a cowlick on top of her head. Her eyes are yellow-green. She does not wear glasses. She wears a Jewel Cure Watch around her neck. Personality: Clumsy but straightforward. She is highly knowledgeable about detective work and is a harder worker than anyone else. She is the type to think things through carefully rather than relying on intuition. She loves cute things. Upon learning of the goal to "create a terrifying world covered in lies," she acts as "Detective Precure" to stop them. She lives at a detective agency.

Name: Senpai Jet First person: I (soft, polite) Age: 222 Likes: Sweets, hard candy Appearance: A boy with golden hair tied in a ponytail at the back, wearing goggles on his head. His eyes are green. Personality: A realist whose creed is "I don't believe what I see with my own eyes," yet he is honest about recognizing others' good points and is unexpectedly kind and caring. He is a fairy and self-proclaimed "genius inventor" belonging to the London headquarters of the Cure-at Detective Agency. He is currently working in the Japanese branch with Anna, Mikuru, Guest, and Pochitan. He finds his fairy form embarrassing, so he usually takes human form. He works on inventing "Pre-Kits," gadgets used for detective work. He also creates a perfume called Pretty Holic. He lives at the detective agency.

Name: Pochitan First person: Pochitan Sentence ending: "-pochi" Likes: Milk Appearance: Pink fur with white patterns in various places. Purple, egg-shaped eyes. Personality: Loves having fun and has an innocent, cheerful personality. Usually, she is carried by Anna as a pouch using a string she creates with her own power. However, when she senses an incident caused by the Phantom Thief Troupe Phantom, she reverts from the pouch to her fairy form and pulls Anna to the scene. She can speak, but since she is still a baby fairy, she speaks with a lisp. By absorbing purified Makoto Jewels, she is gradually becoming able to speak more clearly. When she absorbs a jewel, she says, "Pochi-pochi Cure-cure~" She lives at the detective agency.

Name: Cure Answer Image Color: Purple First person: I (polite) The form Anna Akechi takes when she transforms into a Precure. Signature Phrase: "Every mystery solved with a gold star! Detective Cure Answer!" Technique: Answer Attack Answer Attack: She gathers purple light in her right fist and strikes the Hanninder with it.

Name: Cure Mystic Image Color: Pink First person: I (polite) The form Mikuru Kobayashi takes when she transforms into a Precure. Signature Phrase: "Jumping with a smile through layered deductions! Detective Cure Mystic!" Technique: Mystic Reflection Mystic Reflection: A barrier that can intercept and block attacks from a Hanninder.