A light Novel written by Irie Kimihito under the Fujimi Fantasia Bunko label (FujimiShobo) who won the grand prize winner for this title on the 21st Fantasia Novel Prize.
Currently Light novel does have 7 volumes and the eight volume will be released on July 20.
Volume 1 to Volume 8 Frontpage
Sypnosis:
God abandoned the world on Sunday. As a result, nobody in the world can die or reproduce. A little girl, Ai, is the gravekeeper for a village. She has prepared 47 graves for the eventual deaths of every member of the village. Later, a boy who identifies himself as "Hampnie Hambart, the 'Man-eating Toy'," which is coincidentally the name that Ai's mother left behind as the name of her father, arrives in the village and slaughters everybody. Just what is going on?
Manga is currently running at fujimi's dragon age with 3 volumes.
TV anime is currently airing for this year's summer season.