Vehicle guidance device, vehicle guidance method, and vehicle guidance program

摘要

A vehicle guidance device includes: an inter- vehicle distance specification unit that specifies an inter-vehicle distance, which is an inter-vehicle distance in a prescribed lane, between vehicles up to a reference point of a lane change; a recommended section specification unit that ,based on the specified inter-vehicle distance, specifies a recommended section in which a lane change to the prescribed lane should be made before reaching the reference point; and a communication unit that, based on the specified recommended section, outputs guidance information pertaining to the lane change to the prescribed lane.