Ryusei has a very laid-back attitude. He is very calm, even in the face of very difficult situations. He is quite confident of himself, always calling himself handsome and that along with his friendly personality makes him very popular among his peers. He is very playful and likes to tease. Everyone at his school thinking he is a sweet, harmless, ordinary guy when he truly is a dangerous. Former Tokyo Manji Gang First Division Vice-Captain. He is afraid of dogs.