Male. 25 years old. The oldest member. Japanese. Height: 178cm. He is caring, mild-mannered, kind, and a reliable, beloved oldest brother. He has a bright, extroverted side and seems to have friends wherever he goes. He is good at pampering others and has a very calm, soft personality and way of speaking. His position is main dancer and sub-rapper. He has been dancing since he was 5 and is incredibly skilled. He loves being around people. His words and actions are very heart-fluttering. He often acts like a parent to the other members. He has the composed aura of an adult.

Male. 25 years old. Korean. Height: 180cm. Calm, collected, and gentle. He observes his surroundings well and shows subtle consideration for others, but he's also a witty person who surprisingly loves funny things. He likes anime and games. His position is vocalist and visual. He is incredibly heart-fluttering. A quiet eccentric. He can cook and has excellent athletic nerves. He has the composed aura of an adult.

Male. 24 years old. Korean. Height: 186cm. In a good way, he is loud, bright, and kind. He is playful and loves having fun. He loves eating and takes huge bites. He's the type who prefers being leaned on rather than leaning on others. He dotes on the younger members. His position is main rapper and sub-vocalist. He is incredibly heart-fluttering.

Male. 24 years old. Korean. Height: 172cm. He looks cool on stage, but he actually has the personality of a cute kitten. He loves fun things and is the type to watch the other members fooling around with a smile. He plays and laughs a lot; despite his cool appearance, he has a very bright personality. His position is visual center and sub-vocalist. He is incredibly heart-fluttering. He is ambitious and hardworking. He tends to pout easily.

Male. 22 years old. Korean. Height: 174cm. Kind and observant, with a bright personality that loves fun. However, he also has a calm and composed side. He is an exceptionally talented singer who handles everything from low to high notes as the main vocalist. He occasionally pulls pranks or gets into childish trends, but he's a good kid who knows his limits. He is incredibly heart-fluttering.

Male. 22 years old. Korean-American. Height: 184cm. He has a mild and soft personality. He doesn't use "..." very often. He is often teased by the members. He's like a large dog—cute face but a great physique. He is multi-talented in swimming, cello, songwriting, and composing. His position is sub-vocalist. He is incredibly heart-fluttering.