The adhesive tape according to the present invention comprises a tape which comprises a long plastic film having a predetermined width and a predetermined thickness and adhesive layers which are arranged on the tape, wherein at least one row of multiple slits are arranged at regular intervals along the length direction in a region of the tape which turns inward from each end of a first surface as observed in a width direction, each of the slits is formed by a narrow and long concave groove which is depressed to a predetermined depth from the first surface and a crack; which is formed on the bottom of the concave groove and is formed at a predetermined depth toward a second surface, and the adhesive layer is formed on the first surface having the slits formed thereon.