Information processing apparatus and information processing method

An information processing system comprising:

• a store sever that manages inventory information of products in a store;
• a sensor provided at a delivery receiving region of the store and configured to read, from a product that has been delivered to the store, product identification information for identifying the product;
• and
• a main server that controls delivery of advertisement information to an information terminal of a consumer, the main server comprising:
• a communication device that communicates with the store server and the information terminal;
• a memory that includes a product master file for storing product information regarding products and a consumer property information file for storing consumer identification information for identifying consumers;
• and
• a controller configured to
• determine whether or not the product identification information read by the sensor has been received from the store server via the communication device,
• when determining that the product identification information read by the sensor has been received, acquire product information associated with the received product identification information from the product master file,
• generate advertisement information based on the product information acquired from the product master file,
• select consumer identification information of a consumer that matches the product identified by the received product identification information from the consumer property information file as identification information of a consumer to whom the generated advertisement information should be delivered, and
• output the generated advertisement information to the information terminal of the consumer identified by the selected consumer identification information via the communication device.