A method for manufacturing a wound electrode body disclosed herein includes preparing a positive electrode sheet, a negative electrode sheet, and a separator sheet, conveying each of the prepared sheets, and winding each of the conveyed sheets around a core. In the preparing, an adhesion layer is arranged on at least one sheet of the sheets. In the conveying, the sheet on which the adhesion layer is arranged is conveyed such that a region where the adhesion layer is not arranged contacts a roller.