Tags: Manga.
Sickness Unto Death (死に至る病 Shi ni Itaru Yamai) is a Japanese manga series written by Hikaru Asada and illustrated by Takahiro Seguchi. A two-volume compilation by Hakusensha was published on February 26 2010. Vertical published the manga in the United States releasing volume 1 on September 24 and volume 2 on November 19 2013. The manga’s title is taken from the Danish book The Sickness Unto Death which the character of Kazuma utilizes at various points throughout the manga.