Irotoridori no Hikari is a fandisc for the visual novel Irotoridori no Sekai developed by Favorite. The game is set after the original game with after stories for the 4 main heroines and a continuation of the true ending of Irotoridori no Sekai. Irotoridori no Hikari was released in Japan on August 31, 2012 for the PC. The game was later was released together along with Irotoridori no Sekai as a standalone bundle titled "Irotoridori no Sekai World's End Complete", that was released on July 26, 2013. A sequel, Akai Hitomi ni Utsuru Sekai, was released on July 24, 2015.
A PlayStation Vita version of the game was published in Japan by Dramatic Create on March 19, 2015. This version includes both games in one package.