An object of the present invention is to provide a cam clutch that has a simple structure and is capable of preventing the occurrence of cam jamming and that can be reduced in size while realizing improved functionality. The cam clutch according to the present invention includes an operating mode switching mechanism that includes an outer ring-side cage ring provided to be capable of moving in the axial direction and configured to be capable of modifying the attitude of first cams, an inner ring-side cage ring provided to be capable of moving in the axial direction and configured to be capable of modifying the attitude of second cams having different meshing direction from the first cams, and a position regulating cage ring for regulating the freedom of movement of the outer ring-side cage ring and the inner ring-side cage ring in the circumferential direction are provided.