Officially Licensed by SCEA. The Real Arcade Pro 4 Kai is a tournament-grade fighting stick that brings the arcade experience home. It is compatible with PlayStation 4, PlayStation 3 and Windows PC through XInput. The RAP4 Kai features the HORI original HAYABUSA joystick and the new and improved HAYABUSA buttons which have a special matte finish, rounded edges, and an even slimmer profile. These acclaimed parts are now featured in Japanese arcade machines and are available only in HORI products.