| 摘要 |
PROBLEM TO BE SOLVED: To provide a navigation device that enables prevention of a vehicle from being induced and guided in accordance with an ETC device usage route when the vehicle runs through an area where a usage of an ETC device provided in the vehicle is unavailable.SOLUTION: A navigation device is configured to have: ETC usage appropriateness setting means fo setting whether a usage of an ETC device is possible for each area; first route retrieval means (S13) for performing a route retrieval under a first cost condition including a condition for a route cost of the ETC device usage route; second route retrieval means (S24) for performing a route retrieval under a second cost condition including a condition for a route cost higher in the route cost of the ETC device usage route than the first cost condition; and control means (S12) for controlling to perform the route retrieval by any of the first route retrieval means and the second route retrieval means on the basis of a set state of whether the usage of the ETC device is available for each area. |
