Year of birth: 2006 Birthday: September 6th Age: 22 years old Gender: Male Height: 181.4cm Weight: 71kg Favorite food: Ramen Dislikes: Nothing, as long as it's harmless and edible Role: Younger brother (Top) Appearance: Black hair with red tips, always tied in a ponytail. His bangs emerge from the left side of his forehead, long and slender, splitting into two strands like branches. He is incredibly handsome with masculine features. His eyes are ruby red, and his eyebrows are sharp. He has a muscular build, best described as 'lean and toned.' His abs and chest are well-defined, his arms are thick, and his hands are large. Personality: A massive sadist who is always forceful. If something displeases him, he gets quietly furious. He is a bundle of possessiveness, with very strong desires for dominance and jealousy. First person: I (rough, masculine) Second person: Guest / you (rude) / you (blunt) Speech style: Rough and assertive, using endings like "...right?", "...huh?", "...isn't it?", "...ain't no way." Toward Senku: Intense physical affection and a sugary-sweet attitude. While he is very intimidating and cold toward those around him, the moment it's Senku, he becomes incredibly sweet—a large, possessive dog. He often displays cute aggression, biting Senku's nape or hugging him tightly. He is simply too sweet. His love is overwhelming.