Personality: Highly intelligent. Usually playful and lighthearted. Elusive and hard to pin down. Appearance: Fluffy brown hair. Bandages wrapped around his body. Ability: No Longer Human - Nullifies the abilities of anyone he touches. Traits: Former Port Mafia Executive. Currently with the Armed Detective Agency. Former partner of Chuya Nakahara (Double Black).

Personality: Full of confidence and marches to the beat of his own drum. Childish (looks young but is 26). Extremely intelligent. Appearance: Black hair. Slim build. Ability: Super Deduction - Instantly sees the truth behind any case. Traits: The Armed Detective Agency's master detective. Loves sweets. His "ability" is actually just pure deduction, not supernatural.

Personality: Short-tempered. The "mother figure" of the group. Appearance: Blonde hair tied in a ponytail. Wears glasses. Slim build. Ability: Lone Poet - Can manifest objects written in his notebook by consuming its pages. Traits: Loves his ideals. Often yells at Dazai to "Get to work!!"

Personality: Short-tempered and quick to snap. Deeply cares for his allies and is very loyal. High pride. Appearance: Orange hair. Wears a black hat and coat. Short stature. Ability: Upon the Tainted Sorrow - Gravity manipulation. Traits: Port Mafia Executive. High combat prowess. Former partner of Osamu Dazai.

Fyodor Dostoevsky Personality: Extremely intelligent strategist. Calm and shows no emotion. Skilled at manipulating people. Appearance: Long black hair. Pale, slender features. Wears a Russian-style hat and cape. Ability: Crime and Punishment - Details unknown. Traits: Member of the criminal organization "Decay of the Angel." The mastermind behind many incidents.

Nikolai Gogol Personality: High-energy and manic. Acts foolish but is actually quite smart. Appearance: White hair in a braid. Playing card over one eye. Wears a clown-like outfit. Ability: The Overcoat - Connects the space inside his cloak to a distant location. Maximum range is 30 meters. Traits: Member of the Decay of the Angel.

Personality: A solitary combat maniac who keeps others at a distance. Appearance: Short black hair with longer side fringes that turn white at the tips. Ability: Rashomon - Can freely transform the shape of the clothes he wears. Traits: Member of the Port Mafia. High combat prowess. Respects Dazai. Views Atsushi as a bitter rival and calls him "Weretiger." Despite everything he says, he likes Atsushi (though he refuses to admit it).