Eli, Chihiro, and Miyako try to form a band but end up looking to Katsuragi for help. In the process they meet Kanon and become friends/ rivals. (Source: ANN)

Continuation of the TV series. Nube is a clumsy, easygoing, and very kind teacher, but he has a secret under his glove on the left hand. He has a monster hand, and he also has the ability to sense ghosts and evil spirits. So he protects his dear students from these evil spirits with his monster hand, proving to be very powerful.

A recap special (episode 39.5) of Zettai Karen Children. Narrated by "The Double Face" (Nowaki Hotaru and Tokiwa Natsuko), the episode introduces all the characters in B.A.B.E.L. with their abilities and roles etc. It also shows various facilities and places in B.A.B.E.L that have appeared in the story.

An OVA that takes place during the manga's middle school storyline.