(Japanese version) (Music video – Behind the Scenes) 3 18 4 17 24,082 45,000+ Mach (Japanese version) Release Date: December 7, 2011 Length: - Language: Japanese Tracklisting [show] CD Mach (Japanese version) Not Your Girl (Japanese version) Mach (Instrumental) Mach (Korean version) (CD Only First Press Edition only) DVD Mach (Japanese