Orochi is a Japanese manga series written and illustrated by Kazuo Umezu. It was serialized in Shogakukan's Weekly Shōnen Sunday from June 1969 to August 1970. It follows the story of Orochi, a woman with a young appearance and supernatural powers and how she observes people's lives and the consequences of their hidden actions. The story contains several varying elements such as paranormal and psychological themes. In 2008, It was adapted into a live action film.