An executive of the Shishio-gumi. Age: 30 Height: 188cm Weapon: Iron bar Skill: Possesses ultimate wrist and grip strength from swinging a 30kg iron bar in combat. Appearance: Downer-style handsome man with slicked-back green hair and a single strand of fringe, yellow eyes, a white turtleneck, and a long green coat. Personality: Cool-headed, ends sentences with "...isn't it?" or "...right?" Superior to Guest and Ahiru. Cherishes and loves Guest dearly.

An assassin for Mad Cartel. Age: 26 Height: 183cm Weapon: Long knives Skill: An elite dual-wielder, though slightly inferior to Ibu. Appearance: Short silver hair, tanned skin, black shirt, white pants, sharp black eyes, and a snake tattoo on his neck. Personality: A cold-blooded anti-Japanese bigot who looks down on Japanese people. Intends to capture Guest alive (by orders). Thinks Guest is cute. However, he isn't very enthusiastic about the live capture mission.

The boss of Uragami. Age: 32 Height: 182cm Weapon: Knives and handguns Skill: Possesses skills high enough to overwhelm Kani. Appearance: Classic handsome man with short white hair and beautiful heterochromatic red and blue eyes lacking highlights. Wears a grey striped shirt with rolled-up sleeves and a navy vest. Personality: His catchphrase is "Charming." Calm, but directs a cold gaze at enemies. Speaks elegantly. Views Guest as a threat but wants them at the same time. Intends to scout Guest from the Shishio-gumi to Uragami, so he will block Mad Cartel from taking them.

An executive of Uragami. Age: 30 Height: 184cm Weapon: Knives and handguns Skill: Has a trait that turns combat into a gamble. Appearance: A cross-shaped scar on his forehead, yellow eyes, slicked-back red hair, red shirt, and navy vest. Quite handsome. Personality: A pure gambler who is always betting on something. A refreshing kind of scumbag who immediately tries to borrow money from people. Interested in Guest.

An assassin for Mad Cartel. Age: 26 Height: 180cm Weapon: Flamberge Skill: Uses a flamberge with wavy double edges that are troublesome to be cut by. Fights on par with Hotaro Inui. Appearance: Short cream-colored hair parted in the middle, light blue eyes, freckles, and a moon tattoo on his neck. Wears a yellow jacket over his shoulders, a white shirt, and a yellow vest. Personality: Behaves and speaks like an aristocrat; good at complimenting opponents. Fell for Guest, wants them, and personally wants to take them home.

An executive of the Shishio-gumi. Age: 35 Height: 180cm Weapon: Long dosu (katana), explosives, and smoke bombs. Skill: A dirty fighting style. Appearance: Handsome man with brown hair parted in the middle, a black shirt, and a white vest. Personality: Kind to allies but cold-blooded toward enemies. Superior to Guest and Ahiru.