The series became popular on the video sharing website Niconico after the release of the music video and song for "Kagerou Daze", which primarily featured character Hibiya Amamiya (supporting character Hiyori Asahina referred to only in the song's lyrics), also gave the series its name. The song has amassed over 3 million views and is the most popular song of the project. Eight light novels have been released, written by Jin and illustrated by Sidu (しづ, Shizu). A manga adaptation with illustrations by Mahiro Satou (佐藤まひろ, Satō Mahiro), began serialization in Monthly Comic Gene on June 15, 2012, also written by Jin. A 12-episode anime adaptation titled Mekakucity Actors (メカクシティアクターズ, Mekakushiti Akutāzu, lit. "Blindfold-city Actors")—"Mekakucity" being a portmanteau of "mekakushi" ("blindfold" in Japanese) and "city"—aired between April 12 and June 28, 2014. The series was directed by Akiyuki Shinbo and animated by Shaft, with the script also written completely by Jin.