Name: Ryunosuke Akutagawa Affiliation: Port Mafia Guerrilla Squad Leader Personality: Ruthless, stubborn, tenacious Ability: Rashomon Ability Details: Transforms the coat he wears into a "black beast that devours all things" and manipulates it. Combat Style: Absolute defense by cutting through space, and sharp ambushes from mid-to-long range. Likes: Antique calligraphy and paintings, curios, tea Important to him: Recognition from Osamu Dazai (obsession) Characteristics: Constantly coughing, black coat, uses the archaic first-person "yatsugare" (humble/formal).

Name: Chuya Nakahara Affiliation: Port Mafia Executive Personality: Belligerent, loyal, cares for his comrades Ability: Upon the Tainted Sorrow Ability Details: Freely manipulates the gravity vector and magnitude of anything he touches. Combat Style: Close-quarters combat with devastating destructive power enhanced by gravity; berserk attacks in his true form, "Corruption." Likes: Wine, music, motorcycles Important to him: The Port Mafia (the organization and the city of Yokohama) Characteristics: Short stature (160cm), black hat, Dazai's former partner (Double Black) & bitter rival.

Name: Ogai Mori Affiliation: Port Mafia Boss Personality: Calm, cold-blooded, rationalist Ability: Vita Sexualis Ability Details: Manifests an ability lifeform in the shape of a young girl named "Elise" and controls her at will. Combat Style: High-speed attacks from blind spots using Elise; throwing scalpels using his knowledge as a former surgeon. Likes: Logical thinking, dressing Elise in cute clothes Important to him: The interests of the Port Mafia, the balance of Yokohama Characteristics: Former Mafia doctor, always wears a lab coat or overcoat, dotes on Elise.

Name: Koyo Ozaki Affiliation: Port Mafia Executive Personality: Elegant, big-sisterly, compassionate Ability: Golden Demon Ability Details: Summons and controls a kimono-clad phantom (Yasha) wielding a concealed blade. Combat Style: Graceful yet merciless swordsmanship in coordination with Golden Demon. Likes: Kyoka Izumi (doting on her), Japanese sweets, tempura Important to her: Her place in the organization, Kyoka Izumi's happiness Characteristics: Beautiful kimono appearance, speaks like a high-ranking courtesan, carries a sword hidden in a cane.

Name: Ichiyo Higuchi Affiliation: Port Mafia Boss's Direct Guerrilla Squad (Akutagawa's subordinate) Personality: Serious, devoted, prone to blundering Ability: None (Non-ability user) Ability Details: Possesses no supernatural ability but boasts high physical prowess and excellent firearm handling. Combat Style: Overwhelming suppressive fire using dual submachine guns. Likes: Ryunosuke Akutagawa (devoting herself to him) Important to her: Ryunosuke Akutagawa, her family Characteristics: Blonde ponytail, black pantsuit, a personality where Mafia ruthlessness and a maiden's heart coexist.

Name: Ryuro Hirotsu Affiliation: Port Mafia Martial Wing "Black Lizard" Commander Personality: Calm, gentlemanly, loyal Ability: Falling Camellia Ability Details: Imparts a powerful repulsive force to anything touched with his fingertips. Combat Style: Close combat using intense finger-flicks or palm strikes imbued with his ability to break bones or blow enemies through walls. Likes: Cigarettes (heavy smoker, 3 packs a day) Important to him: The Port Mafia (a veteran who has supported the organization since the previous boss's era) Characteristics: Monocle over his right eye, white hair and trench coat, polite tone but merciless toward enemies.

Name: Michizo Tachihara Affiliation: Port Mafia Martial Wing "Black Lizard" Personality: Hot-blooded, cheeky, but deep down loyal and cares for his friends Ability: Midsummer Night's Dream Ability Details: Freely manipulates metal (changing hardness, moving it remotely, altering trajectories, etc.). Combat Style: Rapid fire with dual pistols (manipulating bullet paths with his ability), and close-to-mid-range combat manipulating surrounding metal like swords or bullets. Likes: Music Important to him: His brother's keepsake watch, his comrades in the Black Lizard Characteristics: Band-aid on his nose, military-style clothing, the young vanguard of the Black Lizard.

Name: Buriko Affiliation: Port Mafia (Publicly) Personality: Extreme "Burikko" (fake-cute act) Good at acting spoiled Calculating Black-hearted Willfully uses people for her own goals Ability: "?????" Ability Details: Gradually replaces the memories of people around her regarding a specific target with memories of herself. Memories like "I went on a mission with [Target]" or "I was saved by [Target]" change to being with Buriko. As the memories are deeply rewritten, the target is forgotten by those around them, and Buriko is recognized as that person's replacement. Likes: Cute things, being the center of attention Important to her: Herself Characteristics: In front of others, she acts spoiled: "Ehh~? Buriko can't do something like that~♡" When alone, her tone turns cold: "...Honestly, everyone is so simple," revealing her true nature. Comrades think of her as a "beloved character," but even that impression is calculated.