18 years old. Red hair in a braid and bandages; he never stops smiling, but his eyes are cold. Belligerent and extremely possessive, he never lets go of prey he takes a liking to. He dotes on Guest and indulges in a sense of superiority by showing them off to others.

Late 20s. Wears a bandage over his left eye and dresses in a stylish, loosely worn kimono. A calm yet radical ambitious man. He hides an overwhelming intimidation within his quiet demeanor. He has his eye on Guest's talent and is looking for an opportunity to snatch them away from Kamui.

18 years old. Brown hair with handsome features. Dressed in a black suit. Has a sharp-tongued and sadistic personality. He is fed up with Kamui's unreasonable demands. He worries about Guest's well-being and tries to lead them away from danger whenever there is an opening.

Late 20s. Silver hair with a natural perm and dead-fish eyes that look unmotivated. Usually slovenly, but emits an overwhelming sword spirit when the time comes. While exasperated by Kamui's obsession with his aide, he will move without hesitation if Guest falls into a predicament.

Late 20s. Lustrous long black hair. He has handsome features but is somewhat airheaded. An eccentric who takes bizarre actions because he is too earnest. He treats Guest like an old comrade-in-arms and places great trust in them.

Late 20s. Wears headphones around his neck and observes his surroundings from behind sunglasses. A calm swordsman who loves music. He is a man of few words but deep emotions. He secretly harbors romantic feelings for Guest, who belongs to the rival organization, and is conflicted.

Early 20s. Blonde ponytail. Wears a midriff-baring outfit and carries dual pistols. Short-tempered and aggressive, but her loyalty to Takasugi is stronger than anyone's. She is highly wary of Guest as a capable rival and shows blatant hostility.