Problem to be solved: To provide a peeling treatment machine capable of easily and uniformly blowing compressed air to the whole skin of vegetables. [Solution] a peeling treatment machine 1 includes: A nozzle device 10 in which a plurality of nozzles 20 are arranged in at least one row; and a compressed air supply device 50 for supplying compressed air to each of the nozzles 20. The nozzle device 10 is configured to eject compressed air from each of the nozzles 20 toward the processing region S. The compressed air supply device 50 sequentially supplies compressed air from the nozzle 20 at one end of the row to the nozzle 20 at the other end of the row. Selected drawing: Figure 1

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