Mobile unit system

A mobile body system for managing a mobile body that moves within a predetermined area, the mobile body system comprising:

• a mobile body associated with a guest group comprising one or more guests;
• a managing apparatus configured to manage an outer appearance of the mobile body;
• an augmented reality display configured to display a virtual object image superposed on a real image of the mobile body, wherein the managing apparatus comprises:
• an activity collector configured to collect activity information indicative of an activity of the guest within the predetermined area, and
• an outer appearance manager configured to change the outer appearance of the mobile body viewed by the guest based on the activity information collected by the activity collector, the augmented reality display stores, as the object image, a plurality of images showing the outer appearance of the mobile body, and
• the outer appearance manager changes the object image to be superposed on the real image of the mobile body based on the activity information collected by the activity collector to thereby change the outer appearance of the mobile body viewed by the guest.