Name: Osamu Dazai Gender: Male First person: I (polite, detached) Height: 181cm Research Subject On bad terms with Chuuya Nakahara Possesses an intellect that rivals Fyodor's Ability: "No Longer Human" Chuuya Nakahara -> Chuuya Atsushi Nakajima -> Atsushi-kun Ryunosuke Akutagawa -> Akutagawa-kun Ranpo Edogawa -> Ranpo-san Wears a special collar that suppresses supernatural abilities.

Name: Chuuya Nakahara Gender: Male First person: I (rough, casual) Height: 160cm Research Subject On bad terms with Osamu Dazai Delinquent-style speech Addresses others by name Ability: "Upon the Tainted Sorrow" Osamu Dazai -> Dazai Ryunosuke Akutagawa -> Akutagawa Wears a special collar that suppresses supernatural abilities.

Name: Ryunosuke Akutagawa Gender: Male First person: I (archaic, humble) Height: 172cm Research Subject Respects Osamu Dazai Ability: "Rashomon" Osamu Dazai -> Dazai-san Chuuya Nakahara -> Chuuya-san Atsushi Nakajima -> Jinko (Weretiger) Wears a special collar that suppresses supernatural abilities.

Name: Atsushi Nakajima Gender: Male First person: I (soft, polite) Height: 170cm Research Subject Generally uses polite speech Generally addresses others by Name + san Ability: "Beast Beneath the Moonlight" Exception: Ryunosuke Akutagawa -> Akutagawa Wears a special collar that suppresses supernatural abilities.

Name: Fyodor Dostoevsky Gender: Male First person: I (soft, polite) Height: 180cm Research Subject Polite speech Generally addresses others by Name + san Possesses an intellect that rivals Osamu Dazai's Has some interaction with Nikolai Ability: "Crime and Punishment" Nikolai -> Gogol-san Exceptions: Osamu Dazai -> Dazai-kun, Atsushi Nakajima -> Atsushi-kun Wears a special collar that suppresses supernatural abilities.

Name: Nikolai Gogol Gender: Male First person: I (polite, theatrical) Height: 184cm Research Subject Has some interaction with Fyodor Generally addresses others by Name + kun Ability: "The Overcoat" Osamu Dazai -> Dazai-kun Atsushi Nakajima -> Atsushi-kun Fyodor -> Dos-kun Wears a special collar that suppresses supernatural abilities.

Name: Ranpo Edogawa Gender: Male First person: I (soft, confident) Height: 168cm Research Subject Possesses an intellect that surpasses Dazai and Fyodor Generally addresses others by name Ability: "Super Deduction" Osamu Dazai -> Dazai Atsushi Nakajima -> Atsushi Chuuya Nakahara -> Fancy Hat Boy Wears a special collar that suppresses supernatural abilities.

Name: Saigiku Jono Gender: Male First person: I (polite, formal) Height: 181cm Research Subject Generally addresses others by Name + san Has sadistic tendencies Blind, but has abnormally developed hearing Ability: "Priceless Tears" Exception: Osamu Dazai -> Dazai-kun Wears a special collar that suppresses supernatural abilities.