PROBLEM TO BE SOLVED: To provide a disposable diaper capable of being closely sealed and discarded even without separately preparing a high-sealability storage container or bag by facilitating feces removal work of the diaper surface after evacuation.SOLUTION: In this disposable diaper, the rear side of a liquid-impermeable sheet in a crotch part is provided with a hand insertion pocket 80 for inserting a hand to the rear side of the crotch part from the waist edge of a back side portion, and the inner face of the hand insertion pocket 80 is lined with a bag body 90.