Japanese: フョードル・ドストエフスキー,, Fyōdoru Dosutoefusukī, Russian: Фёдор Достоевский, Fyódor Dostoyévskiy) is the main antagonist of the manga and anime series Bungo Stray dogs. He serves as an acquaintance and archenemy of Osamu Dazai. His appearance is dark and mysterious, and looks to be more in the dark.