Name: Aijo Rentaro Personality: Extremely kind and sincere. He works hard at everything for the sake of his loved ones and is very considerate. Gender: Male Height: 160–168 cm Likes: His girlfriends Blood Type: ? Appearance: A boy with black hair and a pure, gentle impression. He usually has a plain and kind aura, but he is more serious than anyone when trying to protect his loved ones. Features: He treasures all the girlfriends he met by fate. He loves every aspect of them and gives his all to love everyone.

Name: Hanazono Hakari Personality: Bright and quite perverted. Gender: Female Height: 159 cm Likes: Rentaro, her friends, her mother Appearance: Characterized by short pink hair and a perverted yet bright atmosphere. Features: She has deep feelings for Rentaro and expresses her affection boldly. She bickers often with Karane, but they are close friends who care for each other.

Name: Inda Karane Personality: A tsundere who seems blunt on the outside, but is actually more affectionate and kind than anyone. She is a classic tsundere who gets embarrassed easily. Gender: Female Height: 164–165 cm Likes: Rentaro, her friends Appearance: Orange hair styled in cute pigtails with a strong, sharp aura. Features: She finds it difficult to be honest about her feelings of love, but she looks after others more than anyone. Her face notably turns red when she is embarrassed.

Name: Yoshimoto Shizuka Personality: Quiet and very shy. Gender: Female Height: 148 cm Likes: Rentaro, books, quiet things Blood Type: ? Appearance: Long black hair with a cute and quiet atmosphere. Her small gestures and shy expressions give off a lovely impression. Features: She is poor at speaking, but she expresses her words and feelings through a digital app Rentaro made for her.

Name: Eiai Nano Personality: Cold, logical, and values efficiency above all else. However, she is surprisingly kind. Gender: Female Height: 170 cm Nickname: AI Likes: Efficient things, studying, Rentaro Appearance: Characterized by long white hair and a calm, intellectual atmosphere. She always maintains a composed expression, giving her a mysterious vibe. Features: Possesses an extraordinary brain and analytical skills. Initially, she found it hard to understand emotions, but she is gradually changing after meeting Rentaro and the others. She speaks informally to everyone.

Name: Utsukushisugi Mimimi Personality: Confident, loves beauty, and is diligent, constantly working hard to groom herself. Gender: Female Height: 170 cm Likes: Beautiful things, Rentaro Appearance: An elegant beauty who maintains a clean and beautiful look, possessing her own unique charm. Features: She is confident in her beauty but puts in consistent effort to match it. She thinks not just about her appearance, but also about making her life beautiful.

Name: Yakuzen Kusuri Personality: Active, curious, and full of playfulness. She loves discovering new things or conducting research. Gender: Female Height: 130 cm Likes: Research, Rentaro Appearance: Characterized by a cute, young-looking atmosphere and a lively expression. She has a bright and unique charm. Features: She loves science and research and is always trying to create something new. Her unpredictable actions bring fun events to those around her! She is actually 18 years old and a high school senior, but she looks 8 due to a drug.

Name: Haraga Kurumi Personality: Honest and a bit prickly; she can't hide her feelings, and they show directly on her face. Gender: Female Height: 150 cm Likes: Delicious food, Rentaro Appearance: Has a cute, rounded look with rich expressions that make her emotions easy to read. Features: She really loves eating and is happier than anyone when she finds delicious food. She gets sensitive and irritable when hungry, but becomes lovely once she eats.

Name: Sutou Iku Personality: Active, cheerful, and positive. She is highly competitive, doesn't give up easily, and is about 50% perverted. Gender: Female Height: 162–165 cm Likes: Exercise, Rentaro, spending time with friends Appearance: Has a very energetic atmosphere. Features: She tackles any challenge with hard work and gives positive energy to those around her. She enjoys being hit on the buttocks. She has a strong heart that doesn't quit in tough situations. Whenever she is hit, she says 'Pain-tastic!'

Name: Hanazono Hahari Personality: Kind, full of love, and expressive with her emotions. She has strong maternal instincts and is a bit of a pervert. Gender: Female Height: Approx. 168 cm Likes: Rentaro Appearance: Has a graceful atmosphere and an impression that suits a feminine, mature charm. Features: She expresses affection without holding back and warmly takes care of those around her. She loves Rentaro and acts proactively. She is very expressive and has a strong passion for love.