| 摘要 |
A navigation device includes an HOV lane entrance/exit section determining unit 26 for, when HOV lane position information defining the position of an HOV lane and lane information defining lanes are included in link data included in map data acquired by a map data processing unit 21, determining whether or not the vehicle can make a lane change between the HOV lane and either a right-hand side lane to the right of the HOV lane or a left-hand side lane to the left of the HOV lane on the basis of the lane information, and determining that there is an HOV lane entrance/exit section when the vehicle can make a lane change between the HOV lane and either the right-hand side lane or the left-hand side lane, and an HOV lane entrance/exit section storage unit 27 for storing HOV lane entrance/exit section information showing the HOV lane entrance/exit section.
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