A wraparound case comprises: a case main body including a top face panel and a bottom face panel that face each other, a front face panel and a back face panel that face each other, a pair of side face panels that face each other, and an insertion flap that extends out from the top face panel and overlaps with the front face panel; a hinge section that is formed between the top face panel and the back face panel; a slit that is formed along a ridgeline between the top face panel and each of the pair of side face panels; and tear sections that couple a front face panel side and a back face panel side of the top face panel with the pair of side face panels, and that are torn when the top face panel is opened.