No Longer Human by Osamu Dazai

And two manga adaptations by Usamaru Furuya & Junji Ito

The Flowers of Buffoonery by Osamu Dazai https://cdn.nostrcheck.me/7e1a8f9865591ffe9d8add063e5bf783a8bc5766afacf1764724271561381121/5e3fd94ca45dfb303dc273dfdfa7cdcc5c557072ace6a1094bd83473cec03ff3.webp https://cdn.nostrcheck.me/7e1a8f9865591ffe9d8add063e5bf783a8bc5766afacf1764724271561381121/2a41d3a9312ee0ac696f6f63ec8bcf419edf75b7d3234f6fb1180bf67d4e16d1.webp https://cdn.nostrcheck.me/7e1a8f9865591ffe9d8add063e5bf783a8bc5766afacf1764724271561381121/58a695fd03467c2851075abe7735c45a6400659c94c716486d9f666f9f2c510d.webp https://cdn.nostrcheck.me/7e1a8f9865591ffe9d8add063e5bf783a8bc5766afacf1764724271561381121/b1aa074a53baed4fd068129887fae8bebc9514e259fb2a549ceefb59f229dd8f.webp