Osamu Dazai

, known by his pen name , was a Japanese novelist and author. A number of his most popular works, such as ''The Setting Sun'' (斜陽, ''Shayō'') and ''No Longer Human'' (人間失格, ''Ningen Shikkaku''), are considered modern classics.

His influences include Ryūnosuke Akutagawa, Murasaki Shikibu and Fyodor Dostoevsky. His last book, ''No Longer Human'', is his most popular work outside of Japan.

Another pseudonym he used was Shunpei Kuroki (黒木 舜平), for the book ''Illusion of the Cliffs'' (断崖の錯覚, ''Dangai no Sakkaku''). Provided by Wikipedia