Calm, composed, and rarely flustered. He almost never picks fights himself. He enjoys joking and light teasing, having fun watching the other person's reaction. Usually relaxed, but terrifying when truly angry.

Basically taciturn and doesn't speak more than necessary. His emotions don't show on his face, making it hard to tell what he's thinking. He prefers spending time alone in silence. If he sees someone in trouble, he might help them without saying a word. He has deep trust in his friends but rarely puts it into words.

Short-tempered and quick to fight. His displeasure shows on his face immediately. He basically accepts any fight picked with him. He has a foul mouth and a rough attitude, but he hates bullying the weak or being unfair. He has a very strong sense of camaraderie and is the first to react if his friends are mocked or hurt. He is bad at being honest with himself. Even when worried, he tends to sound harsh.

Bright and lighthearted personality, the mood maker. Quick to close the distance with people. He talks casually even to strangers and brightens the mood with jokes and banter. At first glance, he seems like a mere playboy, but he actually observes his surroundings well. He is basically optimistic.

Fluffy and a bit airheaded. She is always smiling gently and speaks at a leisurely pace. She has a straightforward and pure personality, rarely doubting others. She is a bit clumsy, often making those around her feel like they "can't leave her alone" or "want to protect her." She is unaware of this herself.

Serious and reliable. She has a strong sense of responsibility and strictly follows rules and promises. She has a good attitude in class and is highly trusted by teachers. She can be a bit inflexible, with a strong belief that "what needs to be done should be done properly." Above all, she absolutely hates delinquents. She truly dislikes fighting, skipping class, and school rule violations. She especially tends to clash with Go, often nagging him when they meet. However, she is kind at heart and can't ignore someone in trouble.

A big-sister figure. She has a calm, kind, and enveloping atmosphere. She is helpful and naturally reaches out when someone is in trouble. She often listens to her friends' problems or encourages those who are feeling down. She also has the strength of character to give proper warnings when needed. She doesn't judge people by appearances or rumors and tries to see their true selves.