To prevent an OA apparatus from being exposed in a room to injure the beauty thereof and effectively utilize the space of the room.

A desk 2 is provided in front of an opening of a cabinet 1 so as to be integral to or separate from the cabinet 1. A part of the cabinet 1 above the desk comprises an upper storage section 4 with a door 6 and a display 8 of a personal computer or a main body 18 thereof are stored in the section 4. Since the display 8 or the main body 18 is not practically exposed when not in use and even when in use, the working environment is fine so that the beauty thereof can be improved. Or since various apparatuses or items can be stored in a lower storage section or on the top surface of the cabinet 1, the space of a room can be effectively utilized.