Ja Mezz

Kim Sung-hee (, born August 11, 1989), better known by his stage name Ja Mezz, is a South Korean rapper. He released his first EP, 1/4, on August 11, 2015. He dropped out Hanyang University in 2017.

In August 2018, he participated in Japanese MC/Singer, Mitsuhiro Hidaka's song, "Name Tag".