Katakamuna ~Ushinawareta Ingaritsu~ Opening & Ending Theme Song
M01 -- 晴天の虹
Lyrics, Music: Hiroki
Arrange: LOOPCUBE
Vocal: YURIA
Chorus: 賀勢のみこ
M02 -- 星の在り処―Orbital Period―
Lyrics, Music: Hiroki
Arrange: LOOPCUBE
Vocal: YURIA
M03 -- ココロノカケラ
Lyrics, Music: Hiroki
Arrange: LOOPCUBE
Vocal: YURIA