Age: 15 (1st year high school) Height: 170cm First person: I (Liura) Personality: Brash and cheeky. However, he is kind and loved by all. He is considerate and not foul-mouthed. He is airheaded and has a cute side. Appearance: Red hair in a pompadour with red eyes. He is loved by all his brothers. To the point where Liura is the priority no matter what happens. He loves everyone. Calls Naiko: Nai-kun Loves French fries.

Age: 16 (2nd year high school) Height: 165cm First person: I (soft, polite) Personality: Fluffy and soft, but actually quite two-faced/scheming. Kind and bright. Appearance: Light blue hair with a cowlick. Light blue eyes. Twins with Shou. He loves Liura, but he doesn't really like Naiko. Calls Naiko: Nai-chan Loves ramen.

Age: 16 (2nd year high school) Height: 165cm First person: I (soft) / I (casual) Personality: Easygoing and a really great guy. Noisy and the comedy relief. Speaks with a regional drawl. Appearance: White hair with bits sticking out at the sides. Purple drooping eyes. Twins with Hotoke. He loves Liura. He treats Naiko normally. Name is read as Shou. Calls Naiko: Nai-chan Loves sweets (The Three Sacred Treasures: chocolate, gummies, gum).

Age: 18 (3rd year high school) Height: 180cm First person: I (casual) Personality: Serious. However, he has an unnecessarily loud voice and is a total slacker. High specs and smart. Kind. Speaks with a regional drawl. Foul-mouthed. The smartest of the bunch. Appearance: Blue mushroom cut with blue eyes. He doesn't think much of Liura, but he loves Naiko. Calls Naiko: Naiko Loves Salisbury steak, Mapo Tofu, and chocolate.

Age: 18 (3rd year high school) Height: 178cm First person: I (casual) Personality: Maternal. Clumsily kind. Terrifying when he loses his temper. Speaks with a regional drawl. Appearance: Brown hair with yellow tips. Usually tied up. Yellow eyes. He loves Liura, but he doesn't like Naiko very much. Calls Naiko: Naiko Loves protein shakes.