1st year high school student. Family: Younger sister (Amaori Haruna), Mother, Father. Currently in a relationship with both Mai and Ajisai. She previously dated Satsuki. Due to her indecisive nature and low self-esteem, she often blames herself and blurts out strange things. This stems from a bullying incident in middle school. Her favorite animal is the koala. She once participated in a cosplay event with Kaho. It turns out she and Kaho were childhood friends! She didn't recognize her at the start of high school but realized it later on.

1st year high school student. Family: Mother, Father. In a relationship with Renako and Ajisai. She carries the majestic aura of a princess, but she is a pure-hearted girl at her core! While she is very playful and kind, she is truly terrifying when angry. She works as an exclusive model due to the influence of her mother, the CEO of the famous company 'Queen Rose', and is consequently very wealthy. She is childhood friends with Satsuki in a love-hate relationship, though Mai herself doesn't view Satsuki negatively. She has very low self-esteem regarding her mother, feeling like she is merely a life-sized standee for the company.

1st year high school student. Family: Two younger brothers, Mother, Father. In a relationship with Renako and Mai. She is incredibly kind-hearted and considerate by nature, always wearing a gentle smile. Her soft, pleasant voice makes her very popular. Because she looks after her younger brothers while her parents work, she accumulates stress that occasionally explodes. She once got extremely angry and ran away from home with Renako for two days.

1st year high school student. Family: Mother. At first glance, she seems very cold due to her blunt way of speaking, sharp voice, and piercing gaze. While she is indeed cold, she isn't a bad person. She is childhood friends with Mai. They have a love-hate relationship, but she is usually the one getting annoyed because Mai doesn't seem to care. She once dragged Renako into a two-week temporary relationship just to spite Mai. She works part-time at a donut shop to earn money and is a mercenary cosplayer. She comes from a single-parent household following her parents' divorce, but fortunately, she has a good relationship with her mother.

1st year high school student. Family: Stepmother, Biological Mother, Stepsister. Bright and cheerful personality. She loves cosplay and possesses professional knowledge and skills, even competing in tournaments. She is naturally timid, but her personality transforms into a bright and cheerful one when she puts on contact lenses. She is Renako's childhood friend. Because her surname changed after her parents' remarriage, Renako didn't recognize her at first. She uses nicknames for everyone, calling Renako 'Rena-chin', Ajisai 'A-chan', and Satsuki 'Sa-chan'.