To provide a compact tape sticking device for sticking a tape on both faces of a sheet-like body such as an electrode sheet for insulation.

This device has a sheet supply section 13 which positions a sheet-like body traveling along its longitudinal direction, a first head portion 42 which is arranged so as to face one surface of the sheet-like body, a second head portion 62 which is arranged so as to face the other surface of the sheet-like body, a first tape supply section and a second tape supply section for supplying tapes along one and the other surfaces of the sheet-like body, respectively, a first moving table 31 for positioning the first head portion and the first tape supply section moving along a travel direction of the sheet-like body, a second moving table 51 which is provided so as to move along with the movement of the first moving table and which positions the second head portion and the second tape supply section moving along the travel direction of the sheet-like body, and a control section 16 that performs control to position the first moving table and the second moving table.