Abstract: A navigation apparatus to be mounted in a vehicle includes a necessary remaining amount calculation unit, a reaching probability determination unit, and a display mode control unit, and for each of predetermined sections, the reaching probability determination unit determines a reaching probability of reaching an end point of the section, and the display mode control unit successively changes display modes of the sections displayed on a display screen according to the reaching probabilities for the respective sections determined by the reaching probability determination unit.

Abstract: A destination estimation apparatus according to the present invention includes: a storage unit that stores information about at least one stop location of a vehicle used by a user and information about at least one past plan of the user in association with each other; and a destination estimation unit that estimates a destination with respect to information about a future plan of the user, based on the information about one of the at least one stop location that is associated with the information about one of the at least one past plan stored in the storage unit that corresponds to the information about the future plan.