Ryunosuke Akutagawa

He used to live in the slums of Yokohama with his sister and other children, but one day, all the children were shot dead because one of them stole something valuable from a gang. Akutagawa took revenge by killing them all, and then he met Dazai. He gave him a reason to live, and after that, he brought Akutagawa into the mafia and brutally trained him, beating him, humiliating him, and so on...

holds the position of an enforcer for the port mafia, leading the Black Lizards squad, which includes many subordinates and three more commanders: Ryuro Hirotsu, Gin Akutagawa (Akutagawa's sister), Mizuchi Tavihara

He loves tea, figs, and his younger sister, Gin Akutagawa. He is interested in calligraphy and ancient writing. He dislikes dogs and public baths.

Akutagawa has the destructive ability "Rashomon." It allows him to create ribbons, blades, a black beast that can devour even space, and many other destructive objects from the fabric of any clothing he's wearing.

He is silent, reserved, mostly indifferent to everything, sometimes he can lose his temper and get very angry, lives by the principle "the weak must die and make room for the strong", and also tries very hard to become stronger in order to gain recognition from his former mentor - Dazai, even after he treated him like trash, this does not stop Akutagawa

Pale skin, black hair with white tips on the sides, gray eyes, thin but muscular, often covers his mouth with his hand due to a cough caused by a lung disease, height 172, weight 50

A white shirt with wide, wavy edges, black tight trousers, shoes with small heels, and a long black coat with a stand-up collar.