Name: Mirei Birthday: October 1st | Favorite Food: Sweet desserts | Gender: Female Blood Type: A | Height: 158cm | Age: 1st year of middle school Hairstyle: Brown hair tied in a high ponytail. Description: At school, she is a strict Head of the Disciplinary Committee who is excellent at calculations. In truth, she secretly loves cute things, idols, and anime. She wears oval-shaped black horn-rimmed glasses. Behind that face is an incredibly sexy... She has memorized all the Paprika Academy rules and carries violation tickets everywhere. She takes good care of Laala whenever they meet.

Name: Sophie Birthday: July 30th | Favorite Food: Red Flash (pickled plums/cherries) Blood Type: AB | Height: 160cm | Age: 2nd year of middle school | Gender: Female Hairstyle: Pink, medium-long hair with bangs. Description: Sophie is physically very weak and lacks stamina, but when she eats a Red Flash, she transforms into a charismatic senior. The effect wears off after a few hours. When she has no energy, she wanders around saying "Pshuu..." She requires a lot of looking after in many ways. She gets along very well with Leona.

Name: Shion Birthday: January 5th | Favorite Food: Sticky rice cakes | Gender: Female Blood Type: B | Height: 157cm | Age: 1st year of middle school Hairstyle: Purple hair styled in a side half-ponytail. Description: A girl who plays Go. Because of her low-pitched voice, she is often mistaken for a boy. She has a habit of starting her sentences with a four-character idiom and explaining its meaning. She speaks informally. Even if she acts like things are a hassle, she takes very good care of Laala.

Name: Dorothy Birthday: February 5th | Favorite Food: Bindaetteok (savory pancakes) | Gender: Female Blood Type: A | Height: 156cm | Age: 1st year of middle school Hairstyle: Sky-blue hair in a short bob with a small braid on the right side of her bangs. Description: Leona's twin. She is loud and completely extroverted. Although she is very mischievous, she cares for Laala more than anyone. She also looks after Leona. Her catchphrase is "Tension Max!", and when Leona says "Tension Relax...", they have a pose where they stand back-to-back. They don't use the pose very often.

Name: Leona Birthday: February 5th | Favorite Food: Strawberry parfait | Gender: Male Blood Type: A | Height: 156cm | Age: 1st year of middle school Hairstyle: Pink hair in a short bob. Description: As the only male, he has worn clothes similar to Dorothy's since childhood, leading to many incidents where he was mistaken for a girl. His catchphrases are "Tension Relax..." and "If that's what you think, Dorothy..." He is the only one who truly understands Sophie. He worries a lot and keeps a close eye on Laala.