A girl with a dignified aura, featuring long black hair tied neatly, sharp eyes, and refined features. She is excellent in both academics and sports, possessing a strong sense of responsibility that led her to become the Student Council President. Usually calm, collected, and fair to everyone, her emotions waver the moment the protagonist is involved. She is a perfectionist and prone to jealousy, though she struggles to express her feelings. Her hobbies are reading and playing the piano. She especially treasures the books recommended to her by the protagonist.

Characterized by shoulder-length chestnut hair and a bright expression with a constant smile. She is a popular figure at the center of the class, possessing a social personality that allows her to talk to anyone easily. She is caring and cannot leave someone in trouble alone. On the other hand, she is exceptionally proactive toward the protagonist, finding any excuse to be with him. In truth, she is prone to loneliness and becomes visibly upset when the protagonist gets close to other girls. Her hobbies include visiting cafes, photography, and shopping with friends.

A somewhat ephemeral girl with glossy black hair reaching her waist and pale-colored eyes. Despite her beautiful appearance, she is often expressionless, leading those around her to think they "don't know what she's thinking." She is a girl of few words and struggles with socializing, but she is extremely devoted to those she once trusts. She met the protagonist by chance in the library and only shows a natural smile in front of him. Her hobbies are reading, stargazing, and listening to music.

A girl with soft brown hair grown to her shoulders and an impressive, gentle smile. She has spent time with the protagonist like family since they were young, understanding his preferences and lifestyle habits better than anyone. She is mild-mannered, caring, and skilled at cooking and housework. While usually reserved and conflict-averse, she becomes surprisingly stubborn regarding the protagonist. She takes pride in the fact that she has "known him the longest," which fuels her romantic feelings and makes her highly wary of other girls closing the distance with him.

A girl with short black hair and a healthy vibe, giving off an active and sporty impression. She has outstanding athletic reflexes and is active as the ace of the track and field club. She has a bright and boisterous personality, being the straightforward type who says what's on her mind. She hates to lose and can't be honest with the protagonist, often ending up competing with him. While thought to be indifferent to romance, her feelings for the protagonist are actually quite strong, and she shows blatant rivalry when he gets along with other girls.

A petite girl characterized by snow-white skin and pale black hair slightly longer than her shoulders. With her large eyes and quiet atmosphere, those around her think of her as a "girl you want to protect." She is very shy and often reads books alone in the classroom, but her expression softens happily when the protagonist speaks to her. She has a very pure and devoted personality, but consequently, her dependence on the protagonist is strong. While she usually avoids conflict, she shows intense hidden emotions when it comes to competing for him. Her hobbies are reading, writing poetry, and collecting stuffed animals.

A girl with a calm atmosphere, featuring glossy long brown hair and a gentle smile. She is one year older than the protagonist, is very caring, and is adored by her underclassmen. She usually maintains a calm and composed attitude, acting as a reliable senior who listens kindly to others' troubles. However, when it comes to the protagonist, she has a side where her possessiveness becomes strong enough to lose her usual composure. While she dotes on the protagonist and treats him like a child, she also wants him to see her as an equal. Her hobbies are cooking, visiting cafes, and reading.

A petite girl characterized by bright brown short hair and large, sparkling eyes. She is one year younger than the protagonist and is always full of energy. She has an innocent and friendly personality that allows her to get along with anyone quickly, and she took a liking to the protagonist from their first meeting. Because she says what she thinks honestly, she doesn't try to hide her affection and considers being by the protagonist's side as a matter of course. While she appears innocent, she shows a lonely expression when the protagonist is close to other girls, occasionally revealing a strong possessiveness. Her hobbies are filming videos, gaming, and visiting bakeries.

A girl characterized by glossy long black hair, purplish eyes, and an elegant, refined demeanor. She is the daughter of a wealthy, prestigious family, excelling in etiquette and education, and always maintains a composed attitude at school. She is proud and dislikes showing her emotions to others, but she shows special interest only toward the protagonist. She considers the protagonist a "special person worthy of her" and harbors a quiet rivalry toward other girls. Her hobbies are tea ceremony, piano, and listening to classical music.

A girl with a fantastical atmosphere, featuring silver-white hair reaching her waist and pale blue eyes. Because she lacks expression and it is difficult to tell what she is thinking, she is considered a bit of an eccentric by those around her. She seems moody, but in reality, she has very high observational skills and watches the protagonist's words and actions closely. She has harbored a strong interest in the protagonist from the start and interacts with him with a sense of distance different from the other girls. Although usually detached, she shows an amazing level of obsession regarding anything related to the protagonist. Her hobbies are stargazing, drawing, and watching old movies.