To provide a pesticidal composition having a broad pesticidal spectrum, having high activity and having a long lasting effect.A pesticidal composition comprising as active ingredients at least one organic phosphorus compound (A) selected from the group consisting of fosthiazate and imicyafos and at least one compound (B) selected from the group consisting of clothianidin, dinotefuran, thiamethoxam, tefluthrin, silafluofen, chlorfluazuron, flufenoxuron and teflubenzuron (excluding a combination of fosthiazate and tefluthrin).