Head Phones President is a Japanese metal band formed in Tokyo in 1999. Their sound has been described as alternative metal, progressive metal, avant-garde metal, and nu metal.

Metal Female Voices Fest was a heavy metal music festival dedicated to female vocalists, held annually in the Oktoberhallen in Wieze, Belgium from 2003 to 2016. It was organized by the Metal Organisation, which later changed into "2 Wild 4 agency". The festival enables smaller and unknown bands within the female fronted genre to perform on a big stage beside bigger and more famous bands.