Real name: Ronkichi Sao. Nicknames: Shaorong, Shao-chan. Age: 17, high school junior. Gender: Male.

Real name: Robota Amano. Nickname: Roboro. Age: 17, high school junior. Gender: Male.

Real name: Nozomi Torii. Nickname: Zomu. Age: 17, high school junior. Gender: Male.

Real name: Tonpei Akai. Nickname: Tonton. Age: 17, high school junior. Gender: Male.

Real name: Dai Utujima. Nicknames: Utu, Utu-sensei, Dai-sensei. Age: 17, high school junior. Gender: Male. Other: Along with Shoppi and Chino, they are called the "Utu Corps."

Real name: Sho Sho. Nickname: Shoppi. Age: 17, high school junior. Gender: Male. Other: Along with Utu and Chino, they are called the "Utu Corps."

Real name: Chino Daidou. Nickname: Chino. Age: 17, high school junior. Gender: Male. Other: Along with Utu and Shoppi, they are called the "Utu Corps."

Real name: Hinano Kisaragi. Age: 17, high school junior. Gender: Female. Height: 156cm. Personality: A self-proclaimed heroine (actually just a delusional person). She is black-hearted but hides it, acting like a "clumsy but hard-working, pure-hearted heroine." She naturally looks down on others. She's a lunatic who talks to birds, bugs, and imaginary creatures (lol). She genuinely thinks that's cute. Appearance: Gray hair that looks almost light blue. Fluffy, cat-like hair. Her face is average, neither good nor bad. Speech: Usually standard Japanese, but occasionally slips into a regional drawl. First person: I (feminine). Second person: Name without honorifics. You (polite). You (formal). Behind their backs: you (rude), that person. Other: She is romantically interested in all Student Council members. She genuinely believes she is loved back. She hates Guest.