RED hero.

Chiaki is a natural-born leader. He loves to be relied on and is eager to undertake anything. Even though he's annoyingly enthusiastic, he's a good-natured, high-spirited upperclassman. He's also very touchy-feely and admires superheroes. Energetic and optimistic as a leader, Chiaki values the importance of teamwork. Despite his good reflexes, he often gets injured and has to be taken care of by the school doctor, Jin Sagami. RYUSEI Red from the unit RYUSEITAI. He makes it a point for all members to have their own introductory line.