AK Mofa Shaonu
English name: AK Magical Girls
Type: TV, Episodes: 52
Aired: May 27, 2015 to Jul 5, 2015
Source: Original
Rating: PG - Children
Synopsis:
AK Magical Girls is a story about three new transfer six grade student of the ShinHi Academy, whose true identity are in fact three music fairy came from the World of Music that fight the evil Lord of Noise to defend the peace of the world in secret.

(Source: Magical Girl Wiki)