JX

South Korean musical duo

JX (Korean: 제이엑스) is a South Korean duo, composed of Kim Jae-joong, and Kim Jun-su, former members of JYJ and TVXQ. Their group name is taken from the initial letters of each member's present stage names, J-JUN and XIA. The duo is co-managed by their agencies iNKODE and Palmtree Island.