Opening Theme
"heavenly blue" by Kalafina (eps 2-12)
Ending Theme
#2: "A/Z" by SawanoHiroyuki[nZk]:mizuki (eps 2-3, 5-6, 9)
#3: "aLIEz" by SawanoHiroyuki[nZk]:mizuki (eps 4, 7-8, 10-11)
Season 2
Opening Theme
"&Z" by SawanoHiroyuki[nZk]:mizuki (eps 2-10)
Ending Theme
#1: "&Z" by SawanoHiroyuki[nZk]:mizuki (ep 1)
#2: "GENESIS" by Eir Aoi (eps 2-10)
#3: "Harmonious" by Asseylum Vers Allusia starring Sora Amamiya (ep 11)
#4: "heavenly blue" by Kalafina (ep 12)