INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, AND PROGRAM

An information processing device includes a processor configured to: acquire renewable power generation information from a renewable energy power generation server; acquire at least one of hydrogen power generation information from a hydrogen power generation server and fuel cell information; acquire grid power generation information from a grid power generation server; acquire electric power information from each of a plurality of consumer facilities in a predetermined area, the electric power information being regarding an amount of electric power consumed by the consumer facility; and generate proposal information including information on a type of electric power supplied to a predetermined consumer facility based on at least one of the renewable power generation information, the hydrogen power generation information, and the fuel cell information, the grid power generation information, and a plurality of pieces of the electric power information, and output the proposal information to the predetermined consumer facility.