is a controversial and disturbing book written by Wataru Tsurumi, a Japanese author. The book was originally published in 1993 in Japanese and gained notoriety for its explicit and detailed descriptions of various methods of suicide.
The manual covers a wide range of topics related to suicide, including various methods, how to prepare for it, and what to consider when making the decision. The book's content is detailed and does not shy away from specifics, which has been a point of contention for critics who argue that it can be seen as encouraging or facilitating suicide. is a controversial and disturbing book written by