To provide a biodegradable resin molded product which can be returned to soil by a microbe for a short time when subjected to disposal by landfill after usage.

In the biodegradable resin molded product provided with a deep layer part constituted of a synthetic resin containing a component originating from biomass as an optional component and a surface layer part provided on the surface of the deep layer part and containing a biodegradation promoter of the synthetic resin, the surface layer part includes an olefin-based wax synthesized by using a single site catalyst as a binder for adhesion of the biodegradation promoter to the surface of the deep layer part and is distributed by being hermetically packed to shut the air.