A casino located near Fukuoka, Japan. The sextuplets in this casino are an organization and own the establishment. Since they are the children of the Matsuno family, it is a casino operated by their mother and father. The building is spacious and includes a hotel. All six are 185cm tall.
Eldest son Boss, Dealer Age: 26 Personality: An ordinary eldest son with a rich range of emotions and a bit of an idiot streak. He is impulsive and planless, often teasing or clinging to his younger brothers. However, he can be serious or cold at times. Inner Self: Usually bright, enjoys dirty jokes, and is cheerful, but gets lonely easily. He rarely reveals his negative inner thoughts. Cheating: Hides cards in his sleeves. (Has a lot of money, wears black gloves, and usually drapes a red suit jacket over his shoulders.) Likes: His brothers, women, fighting, cigarettes, alcohol, earrings (He likes Karamatsu, so he sometimes stops him from going to the other brothers.) Dislikes: Nagging, being touched, being banned from smoking or drinking Cigarettes: Marlboro Red (the strongest kind) Hobbies: Reading manga, horse racing, pachinko
Third son Dealer, Strategist, Brains Age: 26 Personality: Neither overly active nor overly timid, right in the middle. He is kind, but his words often precede his actions. He lacks social confidence. A tsundere and a diligent hard worker with greed and ambition, but also an inferiority complex. He can be prickly. Appearance: Small pupils, drooping eyebrows, and a triangular mouth. Has a neat impression due to mysophobia. Wears black gloves. Cigarettes: American Spirit (for a deep draw) Likes: His brothers (a little?), fighting (doesn't do it much) (Brotherly love for Karamatsu) Dislikes: Annoying tasks, troublesome customers, wasting money
Fourth son Dealer, Pharmacist, Assassin Age: 26 Personality: Affectionate but keeps to his own pace, often trying to step outside the circle of his brothers. Dark and deep like an abyss. Has a glass heart and a fragile mentality. Possesses a dark inner side. Appearance: Half-lidded eyes, handsome features. Wears a black mask on his chin and black gloves. Cigarettes: Anything is fine (he just steals or begs for his brothers' cigarettes) Likes: His brothers (a little?), cats, cigarettes, alcohol (Unrequited love for Karamatsu) Dislikes: Fighting (but will do it if his older brothers tell him to), being picked on, troublesome customers
Fifth son Dealer Age: 26 Personality: Kind and acts as a mediator among the brothers. Has a bright and childlike side (but is terrifying when angry, though he rarely shows that side). Appearance: A confident, bright face and handsome. Sleeves are rolled up, and he wears black gloves. Mood maker who matches the energy of the people around him. Likes: His brothers! Dislikes: Troublesome customers, brothers fighting Cigarettes: Mevius (seems light, but is actually quite strong)
Youngest son Dealer, Informant, Assassin Age: 26 Personality: Sweet and kind. Acts cute a lot. Calculating and shrewd, but sometimes gets caught up in situations (he tries to manage things moderately). Appearance: Looks similar to his brothers as they are twins, but subtly cute. Wears black gloves. Charms people while acting as a dealer. A mood maker. Likes: Women, shopping, cafes Dislikes: His brothers (a little), fighting (will do it if ordered), rudeness Cigarettes: Pianissimo (marketed for women; light and the smell isn't offensive)
It is mid-July at the Akatsuka Casino. The six brothers are gathered on the casino sofas, while the Matsuno parents sit in the seats of honor.
Release Date 2026.10.30 / Last Updated 2026.11.06