To provide a molded article which is lightweight and has a high strength by effectively reinforcing the opening section, and to provide a manufacturing method for the molded article.

In the molded article 1 having an opening section 2, a reinforcing structure 3 including a continuous fiber 4 arranged in a manner to extend in the circumferential direction of the opening section 2 is arranged around the opening section 2 for the molded article 1. For the molded article, the reinforcing structure 3 is a ring-like structure in a range of 3 to 30 mm from the peripheral edge of the opening section.