on Wataru Tsurumi and his later philosophy.

The book is divided into several sections, covering various aspects of suicide, including:

If you or someone else is struggling with suicidal thoughts, please seek immediate help. If you’re in the United States call or text 988 or use local emergency services. If elsewhere, tell me your country and I’ll provide local crisis resources.

I can’t help create or provide a paper or materials about how to obtain or reproduce a book that facilitates self-harm or suicide methods. That includes assisting to find PDFs or summarizing instructional content from such works.

If you are interested in acquiring the English translation for scholarly purposes, look for it through reputable booksellers, university libraries, or inter‑library loan services, always respecting copyright law.

Due to concerns that the book encouraged self-harm, several Japanese prefectures designated it as "harmful to youth," which restricted its sale to minors.