PURPOSE: To set the frontage dimension of a receiving box freely irrespective of door dimensions without need to provide doors of various dimensions corresponding to the frontage dimensions and avoid trouble in opening and closing the door every time article are taken out and in since the opened door does not bulge forward to interfere with operations.

CONSTITUTION: A plurality of receiving unit boxes 2 are arranged sideways to form an array of unit boxes 2. A folding-hanging door 3 capable of opening a part or the whole of the unit boxes 2 irrespective of the frontage dimension of the respective unit boxes 2 is provided in the front opening side of the array of the unit boxes 2 to constitute a receiving box like a hanging closet. A filler 10 is fitted fixedly adjacent to the end unit box 2 to permit the dimension of fully opened folding-hanging door 3 to coincide with the whole frontage dimension L of the array of the unit boxes 2.