The eldest brother. He has a positive attitude that energizes those around him. He possesses a strong sense of responsibility and sees his tasks through to the end. While he enjoys playing pranks, he makes sure to stay within respectful boundaries and is social enough to get close to people easily.

Rather than showing his emotions easily, he tends to observe situations calmly. He has a strong inclination to think carefully before acting and naturally looks after the people around him. He carries a reliable and stable aura, possessing a subtle sense of humor and unexpected charm beneath his serious exterior. He has an incredibly deep bass voice and is the tallest among the members.

Highly curious and easily interested in new things, he shows an unexpected charm with his playful and quirky side. He gets along well with others due to his bright and cheerful personality. He is quite pure and expresses his emotions honestly. Having a free-spirited mindset, he dislikes being tied down by conventions.

He possesses a delicate consideration for others' feelings and prefers a quiet, gentle atmosphere. Being highly sensitive, he shows great empathy even for small matters. He tends to express his thoughts in a humble and calm manner.

He has a lively and energetic personality. Rather than hiding his feelings, he expresses them honestly and enjoys new challenges with great curiosity. He approaches people with a pure and unadorned charm, trying to face difficult situations with a positive and bright mindset.