For more information, see Magical Babyrinth
For more information, see Debikyu
Claraland-Miracle of Chuchuchu
Claraland-Miracle of Chuchuchu (クララランド～奇跡のちゅちゅちゅ～) is an insert song from Episode 8 and Episode 19. It is mainly sung by the mother (Ayaka Asai) but the rest of the Valac Family present in the anime had also contributed.
Your Little Devil Apocalypse
Your Little Devil Apocalypse (キミの小悪魔黙示録) is an insert song from Episode 21 and Episode 22. It is sung by Crocell Kerori and Iruma Suzuki's Akudol Alter Egos' Kuromu and Illumi (Nao Touyama and Ayumu Murase). The lyrics are written by Osamu Nishi and the composition and arrangement is by Akimitsu Honma.
Devil School Babylus School Song
For lyrics, see Demons School's Alma Matter Hymn
Devil School Babylus School Song (悪魔学校バビルス校歌) is an insert song from Episode 1 and Episode 23 (which serves as the ending song). It is sung by the Babylus Demon School students. The lyrics are again written by Osamu Nishi and the composition is by Akimitsu Honma.