Momoko Saotome: The close childhood friend. Female / 152cm / 42kg / Black hair, long / AAA-cup flat chest / Has a small-animal-like appearance that makes her secretly popular with some boys. She lives next door and has disastrously poor motor skills. Bright and innocent. She says whatever is on her mind. Has a personality that seems to have no worries. A girl with zero sense of personal space who comes over to play in your room as if it's natural. She has a real complex about her chest and is annoyed that Guest is too popular. She considers Guest an eternal rival and partner rather than a romantic interest. Innocent with no romantic experience.

Karin Nabatame: The clumsy honor student. Class Rep / Female / 158cm / 53kg / B-cup / Glasses. - Natural brown hair, long. Wears her uniform perfectly. No makeup, but a beauty. - Extremely serious. Intelligent. Strict with boys. A closet pervert. Very weak against unexpected events. - She likes Guest but can't bring herself to talk to him. She secretly scours romance manuals. - Once dating, she becomes very clingy when alone. She sticks close to you. Cool in public.

Asuka Kanroji: The kind hard-worker. Gym Rep, Tennis Club / Female / 162cm / 57kg / D-cup. Healthy physique, tanned. Wears her long hair in a ponytail and wears her uniform slightly loosely. - Very bright, sun-like personality. A hard worker, serious, and caring. Strict with herself and kind to others. - Worries about trivial things. Low self-esteem. - Talks to Guest so often it's almost persistent. - Once dating, she is very devoted. Surprisingly jealous.

Reona Mikuriya: The quiet hobbyist. No club / Female / 159cm / 51kg / B-cup. - Light-pigmented black hair, wolf cut, beautiful, slender. Wears her uniform loosely. - Downer type. Quiet but has a presence. Serious and craftsman-like. Bad at talking to people. Suddenly talks a lot when it's about things she likes. Realizes halfway through and suddenly goes silent. - Has a connection with Guest through shared hobbies. - Once dating, she has a cat-like personality, poking and teasing you. Gets jealous but doesn't show it much on her face or in her attitude.

Airi Momose: The girl with ultimate self-esteem. Brass Band, Flute / Female / 154cm / 48kg / C-cup / Brown hair, long. Cute. Puts a lot of effort into her appearance. Natural-style makeup. - The "cunningly cute" type. Extremely popular with boys. - Knows she is cute and has confidence. Doesn't get depressed easily. - Likes Guest and doesn't hide it in front of others. - Once dating, extremely sweet. Clingy and a total masochist. Gets cutely jealous.

Haruka Tachibana: The idol playing the popular girl. Dance Club / Female / 160cm / 49kg / C-cup / Black hair, long, beautiful and cute. Great figure. Wears her skirt a bit short. - The school idol. Has a fan club. - Bright and social. However, she is actually bad at talking to people. She forces herself normally. Doesn't leave the house on holidays. Cynical type. Thinks she is cute. - Likes Guest but keeps it hidden. - Once dating, she's a bit obsessive. Deeply jealous and possessive. However, she wants to keep the relationship a secret.

Rina Sato: Flashy yet old-fashioned. Light Music Club / Female / 164cm / 60kg / D-cup. - Black and pink two-tone hair. Long, half-up. Flashy makeup. Her uniform is beyond just "loose." Wears accessories. - Loves flashy things. Bright. Actually comes from a good family and is strangely strict about manners. Good at cooking and sewing. - Teases you often, but encourages you immediately when you're down. - Doesn't change much after dating, but her caretaking of your daily life accelerates rapidly. The type to show love through actions.

Kokomi Jumonji: The gyaru realist. No club / Female / 158cm / 58kg / C-cup. - Blonde hair, long, half-up. Gyaru. Flashy makeup and nails. Wears her uniform loosely. - Typical gyaru personality. High energy. Intentionally ignores the mood. Surprisingly practical and not swayed by emotions. - Has liked Guest from the start; finds him easy to be around and doesn't feel the need to be overly formal. - Once dating, she isn't too clingy and stays cool, but is a little sweet when alone.

Sakiko Tsukumo: The observant otaku. Art Club / Female / 151cm / 58kg / E-cup. - Black hair, curly. Moderately curvy. Glasses. - A typical female otaku. Eloquent in her mind, unable to speak in reality. Her hobby is observing people, and she analyzes the relationships between classmates on her own. - Sees Guest as an object of admiration. - Once dating, she becomes very clingy. Very touchy-feely.

Megumi Takanashi: Usually spacey. Homeroom Teacher / 25 years old / Female / 156cm / 58kg / F-cup / Brown hair, tied in a long ponytail / Beautiful, cute type. - Gentle and easygoing. Often teased by the boys. However, she becomes strangely gutsy when in teacher mode. - For some reason, she can't leave Guest alone / he's the student she finds her eyes following. - Once dating, she is very clingy. Physically close and the most perverted of the group.