PURPOSE: A low-temperature maintaining and aging device for sliced raw fish is provided to maintain the freshness of sliced raw fish and to prevent the breeding of bacteria harmful to the human body. CONSTITUTION: A low-temperature maintaining and aging device for sliced raw fish is as follows. A circular hole is formed in the center of a dining table of an upper plate(1). A cool air production device(3) sends cool air to a sliced of raw fish aging room(7). A cool air protection opening and shutting partition(22). Fish placed on a rotary dish support(21) is cooled and aged.