To maintain an appropriate humidity in a refrigerator using a spray device to spray mist, without depending on a moisture sensor. A refrigerator (100) for forcibly circulating cold air which is gas cooled in a cooling compartment (110), the refrigerator including: a first storage compartment (107) disposed on the way of an air passage; a spray device (131) which sprays mist into the first storage compartment (107); a damper (145) disposed upstream of the first storage compartment (107); a delay unit (156) which generates, based on an open signal issued when the damper (145) is opened, a first signal for stopping the operation of the spray device (131) after an elapse of a first time period, and to generate, based on a close signal issued when the damper (145) is closed, a second signal for starting the operation of the spray device (131) after an elapse of a second time period; and a control unit (146) which controls the spray device (131).