Purchased commodity accomodating and transporting apparatus having self scanning function and POS system

A purchased commodity accommodating and transporting apparatus having a self scanning function, comprising a commodity code reading section (2) for reading a commodity code (50a) applied to a commodity (50); a commodity code registration section (17) for registering the commodity code information read by said commodity code reading section (2); an accommodation section (3) for accommodating therein a commodity (50) whose commodity code (50a) has been read by said commodity code reading section (2); said commodity code reading section (2) being used to read, upon settlement of accounts, the commodity code (50a) of a commodity (50) selected at random from the commodities accommodated in said accommodation section (3); a commodity registration determination section (26) for determining whether or not the commodity code information read by said commodity code reading section (2) upon settlement of accounts is registered in said commodity code registration section (17); and an error notification section (27) for notifying an error when it is determined by said commodity registration determination section (26) upon settlement of accounts that the commodity code information read by said commodity code reading section (2) is not registered.