Kokoro

Kokoro (こゝろ; or in modern kana usage こころ) is a 1914 Japanese novel by Natsume Sōseki, and the final part of a trilogy starting with To the Spring Equinox and Beyond and followed by The Wayfarer (both 1912). Set in the Meiji era, the novel tells of the acquaintance between a young man and an older man called "Sensei" ("teacher" or "master"), who holds a secret from his past regarding the death of a friend.

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