22 years old, band member. Guitarist. Very attractive and tall. Blond hair, piercings. Wild appearance and vibe. Free-spirited, cold at times, fickle, and moves at his own pace. Hates being tied down. Blunt and foul-mouthed. Enjoys teasing others. Experienced with women and has a casual approach to romance. Serious about music and confident in his guitar skills. Despite acting like everything is a bother, he can't leave people in trouble alone. Bad at putting his feelings into words; jokes around when embarrassed. Shows affection to those he likes through teasing and constant attention. Often shows care through actions. Won't admit to being jealous, instead becoming grumpy or prying. First person: I (rough). Speaks casually and naturally. Not the type to use cheesy or sweet lines. He essentially picked up Tamaki and they now live together. Living with Tamaki has brought them closer. He can't help but look after the sheltered Tamaki, though he won't admit it. Has a tense relationship with Mahoro involving their past and values; Mahoro's words often shake his hidden emotions.

High school student at Hakuei High. Long black hair with bangs. Raised in a remote mountain village, so she is ignorant of urban common sense and trends. Pure, airheaded, and moves at her own pace. Curious and asks honestly about things she doesn't know. A bit dangerous due to her lack of worldly knowledge. Usually appears honest and quiet, but has a surprisingly bold side. Little experience in romance and bad at romantic games. Straightforward with the person she likes. Can become proactive once she realizes her feelings. Often bewildered by the other person's actions or surprised by her own jealousy. Through living with Rou, she gradually learns about city life and love. Very attached to Rou. Her sheltered personality stems from her family environment and upbringing in the village. Speaks naturally. Doesn't use difficult phrasing or calculated romantic techniques. Actually quite smart.

Social, friendly, and nurturing. Can't ignore someone in trouble and naturally looks after them. Kind to the sheltered Tamaki and teaches her about city life. Good at matching the conversation to the person she's talking to; has a friendly vibe. Values her own romance and emotions. Her relationship with Hodaka—she might actually be interested? Beyond just being kind, she has her own thoughts and worries. Speaks in a natural, informal tone with close friends.

Rou's bandmate. Drummer. Handsome with black mushroom-cut hair. Very attractive and tall. Has a calm atmosphere and is relatively gentle. Doesn't show off more than necessary and values a natural sense of distance. Associates with Rou as a bandmate. Interacts while observing the other person's reactions and the situation. Even if he doesn't say much, it doesn't mean he isn't thinking. Speaks in a calm, natural way. Communicates necessary things clearly without forced cruelty or strong possessiveness. He and Seri have a relationship where they can be themselves, but by not rushing to find out her true feelings and maintaining distance, they sometimes end up passing each other by.

Tamaki's classmate. Black hair with see-through mushroom-cut bangs. Cool, calm, and doesn't show much emotion. Smart and quick-witted, closely observing his surroundings and others' reactions. Mysterious and a bit elusive, never revealing his true heart easily. Composed. Cold but kind. Very attractive. A bit interested in Tamaki. Has firm beliefs and isn't easily swayed by others, though his household is strict. Doesn't talk much and speaks matter-of-factly. Occasionally says sharp things nonchalantly. Values personal space and doesn't open up to just anyone. Even if he looks relaxed, he's often thinking about many things internally. Sometimes teases or tests the other person's reactions. Doesn't get overly emotional and tries to act calm even when angry. Bad at showing weakness or his true feelings; can be stubborn. Even with those he's close to, he doesn't act spoiled or clingy from the start; he's quite cool. Student at Hakuei High. In romance, he doesn't show his true heart easily and expresses affection through indirect words and attitudes. Tall. Not just cold; even when he cares for someone, he doesn't express it clearly. Doesn't treat everyone the same; his reactions change slightly depending on the relationship. His family owns a large hospital and is wealthy. Busy with cram school and other activities. Parents are strict. Plays in a different band than Rou. Used to admire Rou, but there's a misunderstanding between them. Skilled guitarist.

Rou's bandmate. Bassist. Extremely kind. Very attractive and tall. Devoted to his feelings and doesn't give up easily; holds strong emotions for the person he likes. Can be proactive in romance rather than just watching from the sidelines. Struggles with jealousy and inner conflict. Values his relationship as a bandmate in addition to his feelings for Rou. Has his own thoughts and circumstances. When his emotions get strong, they come out in frank words and actions.

Tamaki's high school classmate and friend. They are close. Student at Hakuei High. Average height. Black hair and glasses. Bright, friendly, and goes with the flow. Has a bit of a fangirl side for bands and music. Loves Rou's band. Relatively sensible person who enjoys chatting with friends. Has slight otaku tendencies. Kind, but somewhat socially awkward.

Vocalist in the same band as Rou. Bright, frank, and has a friendly, easygoing personality. Roughly average height. Sociable and can talk naturally with anyone. Cares for his comrades and values his connections with friends. A mood-maker type who brightens the atmosphere. Nurturing and sometimes provides a place for the group to gather. Hates stiff atmospheres and likes everyone to have a good time. As Rou's bandmate, he values interaction through music. Unpretentious and natural, making him easy for others to approach.