Eden: It's an Endless World! is a manga by Hiroki Endo, published monthly in the magazine Afternoon. It is published in the United States by Dark Horse Comics, in the United Kingdom by Titan Books, and in Germany by Egmont Manga & Anime. Eden is to some extent based on Gnostic mythology, with some characters, such as Ennoia, being named after Gnostic entities, and other Gnostic influences being seen in the themes of the story.