Nagi Yanagi
The season features six pieces of theme music: five opening themes, and one ending theme. , the ending theme, was produced by Supercell and was sung by Nagi Yanagi. Each of the opening themes was composed by Satoru Kōsaki and written by Meg Rock, featuring vocals from one of the main female characters. The first opening, "staple stable", was sung by Chiwa Saitō (Hitagi Senjougahara); the second opening, , was sung by Emiri Katō (Mayoi Hachikuji); the third opening, "ambivalent world", was sung by Miyuki Sawashiro (Suruga Kanbaru); the fourth opening, , was sung by Kana Hanazawa (Nadeko Sengoku); and the fifth opening, "sugar sweet nightmare", was sung by Yui Horie (Hanekawa Tsubasa).