澤野弘之
The series' soundtrack was composed by Hiroyuki Sawano. The first soundtrack album was released on September 10, 2014 featuring 20 tracks, including vocal performances by Aimee Blackschleger, Cyua, Mika Kobayashi, and mpi. A second soundtrack album was included in the sixth Blu-ray &amp; DVD volumes of the anime, which was released on March 18, 2015. The second soundtrack album features 19 tracks, with vocals by Sora Amamiya for the track "Harmonious".