A coaxial cable is disclosed that includes a signal line, an insulating layer for coating the signal line, a first shield having a tape-like conductor wound around the insulating layer and a second shield composed of a conductor provided around the outer periphery of the first shield. The coaxial cable further includes multiple coaxial cables of equal length, a fixing member for bundling the multiple coaxial cables, a signal line connecter for connecting the multiple coaxial cables, and a shield connector for connecting the shields of the multiple coaxial cables.