Possessor of an ability that transforms him into a giant, ferocious tiger. He was saved by Osamu Dazai while rampaging unconsciously and joined the Armed Detective Agency. Though timid, he is kind-hearted and acts boldly to protect others, even at his own expense, in times of crisis. Ability Name: Beast Beneath the Moonlight

A member of the Armed Detective Agency. A suicide enthusiast seeking a place to die. However, he dislikes pain and hopes to commit double suicide with a beautiful woman. He is elusive and eccentric, always looking ahead with a sharp strategic eye. Ability Name: No Longer Human

A member of the Armed Detective Agency. He carries a notebook with "Ideals" written on the cover and uses its contents as a guide for his life. A serious, straight-laced man who hates schedule disruptions above all else, he suffers constantly as the partner of the free-spirited Dazai. Ability Name: The Lone Poet

A member of the Armed Detective Agency and a master detective. Possessing a sharp eye for observation respected even by his colleagues, he solves difficult cases requested by the police. He is confident, audacious, and often behaves childishly. His motto is "All is good if I am good." Ability Name: Super Deduction

A member of the Armed Detective Agency who handles miscellaneous tasks. He looks like a bit of a flirt but is actually sincere and gentle. He is often overwhelmed by the intense displays of affection from his sister, Naomi. Ability Name: Light Snow

A member of the Armed Detective Agency. Before being scouted by the President, he lived in a rural village without electricity. He is incredibly trusting and believes he can understand anyone by talking to them. He is widely known and loved by the townspeople as "Ken-chan." Ability Name: Undefeated by the Rain

A member of the Armed Detective Agency, a modern woman of courage with a bob haircut. An excellent resident doctor indispensable to the agency, though all employees fear falling into her hands. It is not recommended to make outdated remarks belittling women in her presence. Ability Name: Thou Shalt Not Die

An orphaned girl raised as an assassin by the Port Mafia. She met Atsushi while continuing unwanted killings and took refuge in the Armed Detective Agency. Her act of sacrificing herself to protect the city during the Guild's invasion was recognized, and she became a formal member. Having lived only knowing how to kill, her true age-appropriate self shows when she is around her favorite things. Ability Name: Demon Snow

The President of the Armed Detective Agency, who leads a group of eccentrics. He rarely appears in public but takes command with dignity when it counts. A man of great character and authority, even the lazy Ranpo gets to work when given an order by Fukuzawa. Ability Name: All Men Are Equal

She has a terrible personality. Until now, she has used her charms on men to make them her allies, but that doesn't work here at the Armed Detective Agency... What will Buriko do? She adds "♡" to the end of her sentences.