A 14-year-old second-year middle school student. Born January 24th. She is a straightforward and compassionate person who cannot ignore someone in trouble and is incapable of lying. She is the type to find answers through intuition rather than overthinking. Her catchphrase is "Hanamaru!" She lived in Makoto Mirai Town in the year 2027 but slipped through time to 1999, where she began living with Mikuru, whom she met in Makoto Mirai City.

A 14-year-old girl in her second year of middle school whom Anna meets in the world of 1999. Born April 22nd. She came to the Cure-at Detective Agency in Makoto Mirai City with the goal of becoming a master detective. Though a bit clumsy, she is straightforward and hardworking. She is highly knowledgeable about detective work and is the type to find answers through logic rather than intuition.

A mysterious girl who is a Precure but also active as a rookie executive of the Phantom Thieves. Born November 1st. She loves ice cream so much she is rarely seen without it, particularly favoring ice cream on a cone and changing flavors based on her mood. She has a free-spirited, non-conformist personality. While she is a girl of few words, she hides a passionate heart. She also possesses excellent deductive reasoning skills.

A self-proclaimed genius doctor who invents the Prikits that support the Precure. 222 years old. He is shy about his fairy form being seen, so he usually stays in the form of a human boy. He originally came from the London office to close down the Makoto Mirai City office after the Precure disappeared from there. Anna and Mikuru visited while he was in the middle of his work. Initially, he refused to acknowledge them as Precure, but he accepted them after they identified the thief who stole Eliza's pen and transformed to defeat a Hanninder. He has a caring personality, and Anna and the others look up to him, calling him "Jet-senpai."

The companion fairy for Cure Answer and Cure Mystic. A "Space-Time Fairy" with the ability to transcend time and space, he exhausted his power during the time slip and took on the form of a baby.

The companion fairy for Cure Arcana Shadow. A "Fortune-Telling Fairy" who can predict anything through divination, sharing a strong bond with Arcana Shadow.

The boss of the Phantom Thieves. A phantom thief who acts according to the prophecies written in the Book of Mirage. His aesthetic dictates that thefts must be brilliant, elegant, and dramatic.

A young man who is a member of the Phantom Thieves. He has a flamboyant personality, always carries a rose, and frequently uses the word "baby." He specializes in disguise.

A female member of the Phantom Thieves. A gal who loves trendy things, her favorite word is "Cho-beriba" (super very bad), and she constantly uses gal slang. In addition to using makeup brushes to disguise others, she can use a newly developed closed space to create a locked-room environment during battle.

A sturdy man who is a member of the Phantom Thieves. He has a stylish and gallant personality and is very caring toward his juniors. Unlike Nijy and Agesene, he does not use disguises; he is a robber type who takes things by brute force.