Raiden IV (雷電IV, Raiden Fō) is a 2007 vertical scrolling shooting video game developed by MOSS. It was first released in the arcades in Japan. A home conversion was produced for Xbox 360 in 2008. An updated arcade version was later released for Taito's NESiCAxLive digital distribution platform. Two more versions featuring new content were released: Raiden IV: OverKill for PlayStation 3 and Windows, and Raiden IV x MIKADO remix for Nintendo Switch, PlayStation 4 and PlayStation 5, with Windows, Xbox One and Xbox Series X/S versions also in development.