PROBLEM TO BE SOLVED: To provide a coat-peeling machine capable of efficiently peeling with a simple structure, a skin of an object to be peeled without generating flaws, according to the property (kind, size or the like) of the object to be peeled.SOLUTION: A coat-peeling machine 1 is provided with a rotary disk 5 including a plurality of peeling blades 7 in the inside of a vertical cylindrical vessel 4 into which an object to be peeled is charged. The rotary disk 5 is formed with a large number of radial slits 9 including mounting holes at a rear side in the rotation direction. The mounting hole is mounted with the peeling blade 7 whose tip is made higher than the top face of the rotary disk 5, and a jumping plate 8 including an inclined plane for jumping the object to be peeled, in a manner that a ratio of the peeling blade 7 and the jumping plate 8 is changeable according to the property of the object to be peeled.SELECTED DRAWING: Figure 3