It is basically music from the streets, with origins dating back to the 1970s, emerging from the United States.
Over the years, hip hop/rap has developed and branched into further sub-groups and has been accepted by other communities.
At least 5 years or so back, a movement began in PNG as more young Papua New Guineans started getting a liking to the stylized rhythmic music that commonly accompanies rapping - a rhythmic and rhyming speech that is chanted.