Sunday Without God (神さまのいない日曜日, Kami-sama no Inai Nichiyōbi), also known as Kaminai (神ない) for short, is a Japanese light novel series written by Kimihito Irie, with illustrations by Shino.

The story is set in a fictional world, where, fifteen years earlier, human beings lost the ability to have children and to truly die.

According to legend, God abandoned his creations but left them one final gift in the form of "gravekeepers," strange individuals with the ability to give rest to the living dead.

[6] A manga adaptation illustrated by Abaraheiki was serialized between the November 2010 and August 2013 issues of Fujimi Shobo's Monthly Dragon Age, sold between October 9, 2010 and July 9, 2013, comprising 28 chapters, and it covers the events of the first novel.

[25] The background music for the anime was composed by Hiromi Mizutani, and the original soundtrack, titled Requiem, was released by King Records on September 25, 2013.

[26] The first printing of the original soundtrack also included an image song titled "Hohoemi no Ame" for Ai Astin, sung by her voice actress Aki Toyosaki.