Disclosed is a device for washing and sterilizing food by using ultrasonic waves and hypochlorous acid water. The device for washing and sterilizing food by using ultrasonic waves and hypochlorous acid water includes a main body case which has an inner space, an inlet for supplying foods into the inner space, and an outlet for discharging the foods to the outside from the inner space； an ultrasonic waves washing chamber which is located in the inner space of the main body case, is filled with water, and is located near the inlet； a hypochlorous acid water sterilizing chamber which is located in the inner space of the main body case, is adjacent to the ultrasonic waves washing chamber, and is located near the outlet； an ultrasonic waves generator which is located in the inner space of the main body case, is located in the lower part of the ultrasonic waves washing chamber, and supplies ultrasonic waves into the ultrasonic waves washing chamber； a hypochlorous acid water generator which is located in the inner space of the main body case and is located in the lower part of the hypochlorous acid water sterilizing chamber； and a hypochlorous acid water supply pipe which is a hollow pipe connected to the hypochlorous acid water generator and the hypochlorous acid water sterilizing chamber and is for supplying hypochlorous acid water generated from the hypochlorous acid water generator into the hypochlorous acid water sterilizing chamber； and a conveyer belt which is extended from the inlet to the outlet and transfers the foods put in through the inlet into the ultrasonic waves washing chamber and the hypochlorous acid water sterilizing chamber.초음파 및 미산성수를 이용한 식품의 세척 및 살균 장치가 개시된다. 초음파 및 미산성수를 이용한 식품의 세척 및 살균 장치는 내부 공간을 가지며, 내부 공간으로 식품을 투입하기 위한 투입구 및 내부 공간으로부터 외부로 식품이 토출되기 위한 토출구를 포함하는 본체 케이스； 본체 케이스의 내부 공간에 마련되고, 내부에 물을 수용하고 있고, 투입구 측에 배치되는 초음파 세척실； 본체 케이스의 내부 공간에 마련되고, 초음파 세척실과 이웃하며, 투입구 측에 배치되는 미산성수 살균실； 본체 케이스의 내부 공간에 마련되고, 초음파 세척실의 하단부에 배치되며, 초음파 세척실 내부로 초음파를 공급하는 초음
