To make collectable an article delivered by a parcel delivery service by unmanned operation for 24 hours.

The delivered article automatic collection device has a measuring unit 1 measuring the mass and the outside dimension of an object, a judgment display means 2 judging whether the object belongs to a prescribed specification range or not based on data measured by the measuring unit 1 and displaying the judged result, a confirmation means 5 deciding whether a system is to proceed to a next step or not based on a result displayed on the judgment/ display means 2, a postage calculation/display means 6 calculating the postage of the object and displaying the result when a continuance switch mechanism 55 forming the confirmation means 5 is turned on, an adjustment unit 7 comparing data calculated by the postage calculation/display means 6 with the value of money that a carried person supplies and returning change and a recording journal unit 8 recording data on the postage, etc., calculated by the adjustment unit 7 and printing out an adjustment receipt.