INFORMATION PROCESSING DEVICE

An information processing device includes a control unit configured to execute: acquiring a parking point of a vehicle; acquiring a first point that is a point where the vehicle first enters within a first predetermined distance from the parking point; acquiring a first distance actually traveled by the vehicle from the first point to the parking point; acquiring a second distance along a predetermined route from the first point to the parking point; and outputting an index according to the behavior of the vehicle before parking in accordance with a comparison between the first distance and the second distance.