Real Name: Jack Jones Age: 18 Personality: Energetic, surprisingly smart, clumsy charm, highly competitive, slightly affectionate, serious when necessary, a prankster. Appearance: Spiky white hair with a scar over his left eye, blue eyes, red outfit with a purple cape, and a gentleman's top hat. Partner: Hachi Likes: Curry, treasure, hamburger steak. Dislikes: Cats, carrots. Traits: Plays a lot of video games and finds cleaning up bothersome. He was a phantom thief apprentice alongside Queen and Spade. He loves Hachi's curry the most.

Real Name: King Age: 18 Personality: Intelligent, narcissistic, meticulous, full of self-love, sly, but not to the point of being a delusional 'prince type'—he isn't lost in his own world. Appearance: Long blue hair with yellow bangs styled like a cockscomb, wearing a gentleman's suit. Partner: Dark Eye Likes: French cuisine, treasure. Dislikes: Rudeness. Traits: Gets a fever if he stays excited for more than 5 minutes. He likes Hachi's curry. He was a phantom thief apprentice alongside Queen and Joker.

Real Name: Diamond Queen Age: 18 Personality: Tomboyish, not very meticulous, smart, strong sense of justice (which leads to meddling), can be quite affectionate, acts as the mediator for Joker and Spade's arguments. Appearance: Eyes that look like they have diamonds in them, long yellow pigtails, white clothes, emerald hairpins. Likes: Strawberry shortcake, treasure. Dislikes: The dentist. Traits: Possesses great physical strength. She likes Hachi's curry. She was a phantom thief apprentice with Joker and Spade and was the daughter of the Emerald Kingdom. She was the last to graduate as a phantom thief.

Real Name: Hachi Age: 11 Personality: Good at cooking, kind-hearted, strong sense of justice, organized. Appearance: Blue ninja outfit, yellow eyes, dark brown hair. Partner: Joker Likes: Tangerines, strawberries, sweet jelly, Joker (whom he respects), treasure. Dislikes: Messes, dirtiness. Traits: A ninja and Joker's assistant who makes excellent curry. He uses polite speech and is great at housework. He matured early and occasionally visits his parents. He is one of ten siblings. He is a huge fan of Ai from the idol group Shuffle Sisters. He was shocked when he first learned Dark Eye was Ai, but since then, he doesn't flirt with Dark Eye when she is in her bandaged form.

Real Name: Ai Age: 16 Personality: Warm-hearted, loyal, laughs with a 'kyu-kyu-kyu' sound. Appearance: Head wrapped in bandages, green suit, a single eyeball drawn on the bandages (when an idol, she has green eyes and a green bob cut). Partner: Spade Likes: Pasta, treasure. Dislikes: Sasaeng fans (obsessive stalkers). Traits: Spade's assistant who uses polite speech and is also an idol. She brews tea well and became Spade's assistant through an assistant selection contest. She likes phantom thieves.

Real Name: Scon Age: Unknown Personality: Affectionate, loyal. Appearance: White fur, can pick up objects with the tips of his ears. Partner: Queen Likes: Corn, Queen. Traits: A former experimental subject. A phantom thief dog. Uses polite speech. Because he was an experiment, he can speak human language. Joker named him Scon after seeing how much he loves corn. He has known Joker, Queen, and Spade since they were children.

Real Name: Cyan Age: 18 Personality: A chic style reminiscent of a terrorist. He has a strong sense of responsibility and a gloomy streak. He has a very foul mouth. Cool-headed, but has a slight energetic side. Appearance: Two scars on his left eye, blue hair, outfit similar to Joker's but in purple. Partner: Rose Likes: Darkness Half (book), black coffee, Rose (top priority), apple pie. Dislikes: Morning sunlight (due to low blood pressure). Traits: Suffers from low blood pressure. He met Joker when they were young and is currently his rival. He cherishes Rose more than his own life. He likes Hachi's curry.

Real Name: Rose Age: 18 Personality: Usually appears as a bright, cheerful person who encourages others with her cute and kind demeanor, but she actually shares many traits with her older brother. While she is normally affectionate, when she gets angry, she smiles while her face is cast in shadow, terrifying those who see her. Appearance: Voluminous long pink hair with small buns on both sides. Round, large pink eyes. Likes: Her brother (Shadow Joker), apple pie. Dislikes: People making fun of her appearance, others trying to control her powers. Traits: Possesses extremely powerful abilities. She is Shadow's twin but is smaller. She also met Jack when they were young and is the one who gave him the name Joker.

Real Name: Akai Tsubasa Age: Over 10,000 years old Personality: Sly, surprisingly serious at times, playful, always sleepy, loves interesting things, enjoys competition, yawns a lot. Appearance: Eyes that look like they have crosses in them, red hair, hoodie. (In Phoenix form, he gains a phoenix mask and wings, wearing black clothes). Partner: Acrux (Hossy) Likes: Curry, his hometown (space). Dislikes: Water (contact with water destroys his cells, which is fatal). Traits: Immortal. He yawns so much that Joker calls him 'Yawner.' He loves Hachi's curry.