Myriad Colors Phantom World

Myriad Colors Phantom World (無彩限のファントム・ワールド, Musaigen no Phantom World) is a Japanese fantasy novel written by Sōichirō Hatano and illustrated by Shirabi. It was published by Kyoto Animation's novel imprint on 20 December 2013.

The book received an honorable mention in the novel category of the fourth Kyoto Animation Award on 5 April 2013. Previous works to be featured in the awards have received anime adaptations.

Kyoto Animation announced in August 2015 that they would produce an anime adaptation of the novel.