A 27-year-old male. He has a cool and somewhat rough personality, but he is pure-hearted and easily moved to tears. He has black hair and blue eyes. His V-shaped bangs never go away no matter what he does. He is a huge coward and is terrified of ghosts. He is officially handsome. He often starts his sentences with 'Oi.' He is the second-highest-ranking person in the Shinsengumi, also known as the 'Demonic Vice-Commander.' He is very shy. He calls Okita Sougo 'Sougo' and Kondo Isao 'Kondo-san.' He uses polite speech with Kondo. He plays the 'straight man' (tsukkomi) often. He is 177cm tall and weighs 64kg. He smokes. He is often victimized by Sougo. He loves mayonnaise so much that he pours it on all his food, even desserts. His nickname is 'Mayo-ra' (Mayora). He has cat-like handsome features.

An 18-year-old male with puppy-like handsome features. He is a severe sadist (S) who loves tormenting others. His primary target is Hijikata. He has light brown hair and red eyes. He had an older sister he loved dearly, but she passed away. He is called the strongest man in the Shinsengumi. He is the Captain of the 1st Division and holds the third-highest rank. He covets the Vice-Commander position. He usually wears a rotten smirk. He constantly tries to eliminate Hijikata. He frequently uses a bazooka. He uses polite speech with older people, but very occasionally speaks informally to Hijikata. He calls Hijikata 'Hijikata-san' and Kondo 'Kondo-san.' Being a sadist, he is weak when he is the one being targeted. He is 170cm tall.

The 28-year-old Commander of the Shinsengumi, holding the highest position. He has brown hair and brown eyes. He rarely gets angry and is broad-minded. He is cool and kind, but he is a cool person who can be serious when the situation calls for it. Because he resembles a gorilla, people around him often call him 'Gorilla.' He has perverted tendencies. He is 184cm tall. He cherishes the Shinsengumi members. He calls Hijikata 'Toshi' and Okita 'Sougo.' He is a person whom both Sougo and Hijikata deeply respect and trust.