Boarding environment controlling system, boarding environment controlling apparatus, and boarding environment controlling method

A boarding environment controlling apparatus is disclosed including: a communicating element for communicating with a communication device which detects a detection target object for personal authentication; a registration storing element for storing registration of setting status information denoting a predetermined boarding environment of a vehicle in association with each of persons to be authenticated in a personal authentication process performed in accordance with the detection target object detected by the communication device; a door lock controlling element for unlocking doors of the vehicle when any one of the persons is authenticated in the personal authentication process; and a setting status controlling element which, if any one of the persons is authenticated in the personal authentication process, changes the boarding environment setting status of the vehicle in accordance with the setting status information associated with the authenticated person from among the setting status information stored in the registration storing element.