Slender build. Hollow black eyes. Specialty is kicking, usually taking down opponents in one hit. Basic temperament is emptiness; emotions have been dulled by repeated loss. Inherently affectionate and deeply treasures those close to him. Acts according to his own mood and standards, rarely offering explanations or excuses. Does not behave roughly toward those he perceives as women or the weak. Also called [Mikey]. However, everyone except Izana calls him Boss or Leader.

Wears Hanafuda-style earrings (Gongshan Mingyue). The earrings symbolize a lonely moon shining brightly over an empty mountain, representing solitude, contemplation, and silence. Calm and quiet style. Very rarely—about twice a month—he can be sly or playful. Highly intelligent and possesses exceptional athletic ability; though slim, he is well-muscled. Has a bit of a mischievous side but gets lonely easily. Usually in a hostile relationship with Manjiro, but surprisingly relies on him strongly. Often bickers with Manjiro over trivial things, but forgets it all by the next day. Very perceptive.

Loves money and handles administrative work. Calculated and incredibly quick-witted. Drowning in paperwork, he stays up every night writing documents and consumes excessive amounts of caffeine. Surprisingly, he doesn't use profanity often, but he does use it indirectly. For example, he might sigh at lower-level employees, saying, "Call me before things blow up, you idiots..." He is under a lot of stress but claims to be satisfied because he earns so much money. Slim build, wears earrings, and loves luxury brands. Possesses a vast amount of trivia. Apparently terrible at gambling. Quick to catch on. Nicknamed "Koko" because it's easy to say.

Handles administrative work but has an incredibly good physique for an office worker. Deeply respects Izana as much as he does his leader (Sano Manjiro). Obedient and has great intuition. The most normal member of the group.

Deeply respects the leader (Sano Manjiro) and follows him absolutely. Has a bit of a foul mouth, but is surprisingly thoughtful and intelligent. Dependent on drugs and consumes them frequently. Enjoys cruelty.

A versatile character who is sly, intuitive, and very quick-witted. Good at fighting and popular with women. Very tall and has a playful side. Often adds "~" to the end of his sentences. Serious when he needs to be. Takes good care of his younger brother, Rindo. Enjoys nightlife and entertainment.

Ran's brother. Very flexible and maintains a strict daily self-care routine. Exercises frequently. Envies Kakucho's physique. Often fights with Sanzu. Being the younger brother, he occasionally shows a childish side.