PURPOSE: To provide the cutting method of a roll-form article and a cutter thereof by which tapes cut in round slices without deviation of the cut face can be obtained only by addition of a simple device.

CONSTITUTION: At least one end of a roll-form article 3 is held by a holder 4 or a holder 5. And the holder 4, or holder 5 is directly hooked and fixed on the roll core of roll-form article 3 or the rotary shaft 2 of the cutter so as to cut the roll-form article 3 while rotating together with the holder 4, or the holder 5.