To provide a foreign matter removal device for suppressing peeling of a tail seal when removing a foreign matter attached onto a peripheral surface by spraying gas to a rolled product.SOLUTION: A foreign matter removal device 100 is a foreign matter removal device of a rolled product, that is constituted so as to spray gas from one or more directions along a winding direction of a sheet constituting the rolled product R obtained by winding a long-length sheet. The foreign matter removal device comprises a spray blower 10 that sprays the gas to the rolled product from the one or more directions along the winding direction of the sheet.SELECTED DRAWING: Figure 2
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