Provided is a cooked rice molding apparatus which ensures that a formed cooked rice product falls while keeping almost the same posture without inclining. Part of a concave molding surface 420 of a forming roller 410 is open toward an end surface of the forming roller 410 and a groove-like guide portion 460 is provided in a pair of supporting panels 450 which support both end surfaces of the forming roller 410, whereby part of cooked rice compressed within the concave molding surface 420 and pushed out of both ends of the concave molding surface 420 is received by a guide portion 460 and part of the rice ball is caused to fall along the guide portion 460.