No Longer Human

by

Osamu Dazai

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Themes and Colors
Social Isolation and Alienation Theme Icon
Compassion and Mutual Suffering Theme Icon
Depression, Mental Health, and Stigmatization Theme Icon
Self-Expression, Privacy, and Art Theme Icon
LitCharts assigns a color and icon to each theme in No Longer Human, which you can use to track the themes throughout the work.

Social Isolation and Alienation

No Longer Human explores what it’s like to feel completely detached and alienated from society. Yozo, the novel’s protagonist, feels fundamentally at odds with everyone around him, finding everything about humanity unnatural and impossible to comprehend. In other words, nothing about human behavior or society feels intuitive to him, and his only way of getting through life is by mimicking the social conduct he thinks other people view as acceptable. And yet, by constantly…

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Compassion and Mutual Suffering

Although No Longer Human primarily focuses on social isolation, the novel also considers the kinds of connection that are still available to people who feel alienated and alone. Yozo, for instance, is so estranged from everyone around him that he legitimately fears other human beings—and yet, he still experiences moments of connection throughout the novel. In general, the most meaningful relationships he forms are built on a sense of mutual suffering. For example, he…

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Depression, Mental Health, and Stigmatization

No Longer Human examines societal perceptions surrounding depression and the unfortunate stigma that is often attached to mental health struggles. Almost everyone in Yozo’s life fails to show genuine sympathy about his depression. And though he does have people who technically support him in times of hardship, they still seem to look down on him for his apparent inability to live like everyone else. When he and Tsuneko both decide to die by suicide…

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Self-Expression, Privacy, and Art

In many ways, No Longer Human is a testament to the human tendency to naturally gravitate toward self-expression. Even though Yozo goes to great lengths in his everyday life to conceal his inner thoughts and feelings, he’s still drawn to certain modes of self-expression that allow him to represent his “true nature.” When he’s an adolescent, for instance, he discovers that painting can be an outlet of sorts, since the artform provides him with a…

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