No longer human is one of the most famous novels in contemporary Japanese literature. It was published for the first time in 1948. Its controversial and brilliant author, Osamu Dazai, incorporated numerous episodes from his turbulent life into the three notebooks that make up this novel and that narrate, in the first person and realistically, the progressive decline of Yōzō, a Young student distressed and unable to reveal his true self to others, Disowned by his family after a suicide attempt and unable to understand human beings Yōzō Ōba as a cartoonist survives thanks to the help of women who fall in love with him despite his alcoholism and morphine addiction.