<p>A conveyer device (3) of a separating device (1) is provided with a holding arm (31, 32) and a holding claw (33), and by moving said conveyer device (3) in the horizontal direction by means of a horizontal movement device which holds a waste container, said conveyer device (3) is conveyed to a position in front of a prescribed waste receiving unit. Still held in the holding arm, waste is discharged by rotating the waste container by means of a rotation mechanism which includes a motor.</p>