Philadelphia underground rap has met one of Japan’s most recognizable virtual performers? slayr and Hatsune Miku have released “Light,” a high-energy collaboration that brings drum and bass, rap, electronic production, and Vocaloid culture together without trying to make any of those pieces feel separate. The new single also brings Japanese artist XAMIYA and Vocaloid producer picco into the mix, creating a track that feels very much at home in the space where internet culture