Kami nomi zo Shiru Sekai: 4-nin to Idol
English name: The World God Only Knows: Four Girls and an Idol
Genres: Comedy, Supernatural
Type: OVA, Episodes: 1
Aired: Sep 16, 2011
Studio: Manglobe
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
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)