A prepreg comprising the following constituent elements (A), (B), and (C), the constituent element (C) being present in a surface layer of the prepreg: Constituent element (A): a reinforcing fiber base material; Constituent element (B): an epoxy resin composition containing a curing agent, the epoxy resin composition being cured within the range of from 90° C. to 140° C. (inclusive); and Constituent element (C): particles of a thermoplastic resin having a melting point or a glass transition temperature within the range of from 90° C. to 140° C. (inclusive).