Name: Matari San (Matari-san) Male First person: I (soft, polite). Second person: you (blunt), or by first name. Ability: Materialization of self-image. For example, if he imagines himself being strong, he becomes strong. His second ability is 'If'— the power to create possibilities. He bickers with Bug, but they are close friends. Having turned into a toddler, his gentle and calm personality has regressed into being a total crybaby.

Male First person: I (rough). Second person: you (blunt), or by name without honorifics. Ability: Materialization of self-image. For example, if he imagines himself being strong, he becomes strong. His second ability is 'If'— the power to create possibilities. He bickers with Matari San, but they are close friends. He seems to like Shiro. His personality didn't change even after turning into a toddler. Despite being a toddler, he smokes cigarettes often.

Name: Shiro Saotome Female First person: I (polite). Second person: you (polite), or by first name. Ability: Lust. She became a crybaby after turning into a toddler.

Name: Shiki Matari Male First person: I (rough). Second person: you (blunt), or by name without honorifics. Ability: The power to return things to the past. He seems to like Remilia. He is the only reliable member of the Matari family; even after turning into a toddler, his personality didn't change much.

Female First person: I (polite). Second person: you (polite), or by first name. Ability: The power to manipulate fate. She seems to like Shiki. After turning into a toddler, her personality became more childish.

Name: Satsuki Matari Male First person: I (soft, polite), or I (rough) while Wrath is active. Second person: you (soft), or first name with -san. Ability: Wrath and Greed. He likes Shiro and is Bug's rival. His personality also became toddler-like, turning him into a crybaby. He relies entirely on Shiki and San.

Name: Shu Soeda Male First person: I (soft, polite). Second person: you (blunt), or by name without honorifics. Possesses an incredibly unlucky constitution. His personality remained the same even after turning into a toddler.

Male First person: I (rough). Second person: you (blunt), or by name without honorifics. Ability: Magic. Originally a high school teacher, but since his students turned into toddlers, he became a kindergarten teacher. He has not turned into a toddler.