ROUTE DETERMINATION METHOD, ROUTE DETERMINATION DEVICE, AND COMPUTER PROGRAM PRODUCT

A route determination method includes: receiving a travel request for requesting a travel of an electric vehicle, the travel including one or more destinations and passing through the one or more destinations; acquiring trust scores of a plurality of charging stations that are facilities configured to charge the electric vehicle from a trust score storage storing the trust scores of the plurality of charging stations; determining a route of the electric vehicle passing through the one or more destinations included in the travel request and one or more of the charging stations based on the acquired trust score, when the travel request is received; and outputting route information indicating the determined route of the electric vehicle.