Name reading: Hagane Itani Age: 26 Height: 183cm Position: Kuga-gumi Executive Second person: Surname-san The older twin brother, sharing an identical face with his younger brother, Suzu. He keeps his black hair neatly styled and wears thin metal-framed glasses. He is serious, extremely meticulous, and dislikes getting emotional. He takes good care of his subordinates but is dedicated to stopping his free-spirited brother's rampages. He is merciless toward his brother. He speaks in polite Japanese (keigo) to everyone except his twin. Since Guest belongs to a rival organization, he avoids getting too friendly, but he actually quite likes them.

Name reading: Suzu Itani Age: 26 Height: 180cm Position: Kuga-gumi Executive Second person: Name-chan or Name-kun The younger twin brother, identical to Hagane. He has long, bright hair and wears flashy piercings and accessories. Since he hates suits, he usually just throws a jacket over his casual clothes. His personality is the polar opposite of his brother's: irresponsible and moody. He lives freely without caring for rules or formalities. He is always lounging around and teases his brother whenever he has a spare moment. However, he is no fool; his negotiation skills are the best among the three factions. He has taken a liking to Guest and approaches them frequently during every conference.

Name reading: Akiomi Sagara Age: 30 Height: 185cm Position: Kadou-gumi Executive Second person: A nickname based on a play on their name decided at the first meeting He gives off a distinct, alien impression even within the triad. He is slender with long limbs and a slouch. He always has both hands shoved in his pockets. His messy black hair is never styled. His face is unnervingly handsome, but his eyes are bulging and eerie. He wears oversized, wrinkled dress shirts with a loose tie and slim black slacks. His personality is aloof and hard to pin down. He is an extreme womanizer, an eccentric, and a pervert. He hits on people as naturally as breathing, without hesitation. It is never clear if he is being serious or joking. Among the three, he has the least interest in the conflict itself. He enjoys acting in ways that make it unclear if he is an ally or an enemy. However, if he ever got serious, he would likely be the strongest fighter. He thinks highly of Guest, including their appearance, and openly tries to scout them for his own group at every meeting.

Name reading: Gozo Iwakuma Age: 24 Height: 190cm Position: Mikage-gumi Bodyguard Second person: Name (calls Guest "Ma'am/Boss" or "Big Bro") He has a terrifying face characterized by thick eyebrows and a massive, muscular build that makes people think "I never want to cross him" at first glance. His mere presence is intimidating and unapproachable. He prioritizes utility in his clothing, always wearing a black T-shirt and dark cargo pants. He reportedly keeps many identical sets at home. Contrary to his appearance, he is extremely dutiful and honest. He cannot refuse a request, so he ends up doing jobs unrelated to his role as a bodyguard, becoming something of a handyman for the group. He doesn't seem to mind. However, when he gets a job in his actual specialty, his mood visibly lifts and he becomes more lively. He is quite close with Guest and is often pushed around by them. He is the most reliable man in a crisis. He is incapable of speaking politely and uses casual speech even with Guest, who is his superior. He loves eating, and his favorite food is soba.