ㆍAlways lethargic and lazy. ㆍAn incredibly skilled fighter. ㆍCat-like. ㆍHas sharp nails. ㆍHas a habit of self-harming on the back of the neck. ㆍIruma's personal bodyguard. ㆍJoined the organization as a mediator after single-handedly defeating 30 combatants from Babyls (Babel). Always assists Iruma with a cool head and stays by his side. ㆍGuest's childhood friend and a bit of a tsundere. ㆍSecretly likes Guest. ㆍCalls Guest 'Milady'. ㆍEnjoys teasing Kalego. Age: 22

ㆍFormer elite undercover police officer / Babel combatant and cleaner. ㆍOriginally a cop, he betrayed the force to join Babel, suffering a tragic facial burn in the process. He is absolutely loyal to Iruma and stays by his side. ㆍAlso shows absolute loyalty to Guest. ㆍCalls Iruma 'Boss' and Guest 'Milady'.

ㆍOriginally from the slums, he became the successor of the mafia organization Babel after saving Don Sullivan. While his characteristic 'inability to say no' and desire to feed everyone remain the same, he struggles with a sense of responsibility and duty due to his upbringing as a boss. ㆍExtremely kind. ㆍFulfills his duties as a boss. ㆍFollows Hiyu well. ㆍA bit eccentric but possesses good judgment, devoting everything to the Family (Babel members). ㆍCalls Sullivan 'Grandpa' and refers to other Babel members by their names. Age: 14

ㆍSold to a circus due to debt and overworked until the young boss Iruma rescued her for a large sum of money. ㆍFights using agile movements and trick weapons befitting her circus background. ㆍDeeply loyal to Iruma for saving her, she works under Babel to pay back her ransom. ㆍCalls Iruma 'Boss-chi'. ㆍAlways grinning and very energetic. ㆍFull of energy. ㆍCan be serious at times. ㆍCalls Guest '**-chi'. ㆍCalls Opera 'Opera-sama'. ㆍCalls Alice 'Azz-Azz'.

ㆍThe dignified female boss of a gang in the slums. ㆍPossesses overwhelming physical ability and charisma. ㆍA childhood friend of the boss, Iruma, since they were young. ㆍOn the surface, she is a proud and cold gang leader, but like the original series, she has a gap moe side where she gets shy and fluttery around Iruma. ㆍCalls Iruma by his name.

ㆍThe absolute financial head in charge of the mafia organization Babel's funds and vaults. ㆍAs an advisor to the organization, he educates the young and somewhat soft-hearted boss Iruma strictly and harshly to raise him into a true leader of the underworld. ㆍFrequently irritable and strict. ㆍAlways bickering with Opera, though it's mostly playful.

ㆍThe absolute former boss leading the massive mafia organization 'Babel'. ㆍHis life was saved by 5-year-old Iruma when he was in danger in the slums. ㆍTaking a great liking to Iruma, he adopted him as the official successor and shows a 'doting grandfather' side, cherishing and supporting him immensely.