AUTONOMOUS TRAVEL DEVICE AND AUTONOMOUS TRAVEL DEVICE CONTROL METHOD

An aspect of an autonomous travel device includes a selected unit configured such that one option is selected from a plurality of options corresponding to each of a plurality of passage widths having mutually different degrees of freedom of movement allowed for travel through a passage, and a route search unit configured to search for, on the basis of map information, a travel route that avoids passages that are narrow relative to the passage width corresponding to the selected option.