MOBILE BODY CONTROL DEVICE, MOBILE BODY CONTROL METHOD, AND RECORDING MEDIUM

A mobile body control device that includes a mobile terminal position measurement unit configured to: communication between a first communication unit and a mobile terminal is intermittently performed, to start mobile terminal position measurement processing for measuring the position of the mobile terminal based on a communication state between the first communication unit and the mobile terminal; and, when the position of the mobile terminal measured by the mobile terminal position measurement processing does not reach a second prescribed distance or less from a mobile body within a prescribed time from a point of start of the mobile terminal position measurement processing, the switching period is changed to a second measurement period that is longer than the first measurement period and the mobile terminal position measurement processing is continued.