<;P>;PROBLEM TO BE SOLVED: To provide a refrigerator capable of efficiently providing the disinfecting and deodorizing effect. <;P>;SOLUTION: This refrigerator 100 has an insulating box 101 constituted of an insulating material and forming a storage chamber 102 therein, an insulating door 107 openably-closably attached to an opening part of the insulating box 101, an evaporator 120 generating cold air by cooling air in the insulating box 101, and a cold air circulating passage for circulating the cold air between the storage chamber 102 and the evaporator 120, and has a disinfecting device 200 having a carrier 201 carrying a photocatalyst and an irradiating part 202 for irradiating the carrier 201 with the exciting light for exciting the photocatalyst in a period when the cold air flows to the periphery of the carrier 201, in the cold air circulating passage. <;P>;COPYRIGHT: (C)2009,JPO&INPIT