Babymetal?

 

Babymetal announce 24-date North American tour, with Jinjer and Bloodywood among supporting cast

According to Wikipedia; 

Babymetal (Japanese: ベビーメタル, Hepburn: Bebīmetaru) (stylized in all caps as BABYMETAL) is a Japanese kawaii metal band consisting of Suzuka Nakamoto as "Su-metal", Moa Kikuchi as "Moametal" and Momoko Okazaki as "Momometal". The band is produced by Kobametal from the Amuse talent agency. Their vocals are backed by heavy metal instrumentation, performed by a group of session musicians known as the "Kami Band" at performances.

What the crud?