Rikon made 100-Nichi no Purin: Manga de Wakaru Ketsubetsu or Saikouchiku, Dou Shiyou?
This educational comic about divorce and the circumstances that may lead up to it was originally a viral success on Instagram, after which it was expanded upon with exclusive comic strips and columns by a divorce specialist and published in book form.
The story follows the 100 days of a housewife with a newborn baby, Purimi, who was subjected to a full course of harassment, domestic violence, and adultery by her husband, Purihiko, and ends up divorcing him.
Notes: The release date and number of chapters refer to the volume release.