| 摘要 |
<p>A guide route distribution device includes a reception unit (51) which receives information indicating a start point, information indicating a destination, map data generation information, and route search program generation information from an on-vehicle terminal, a storage unit (52), a first route search unit (53) which searches for a first route, a second route search unit (54) which searches for a second route, a comparison determination unit (55) which compares the first route and the second route and determines whether a predetermined guide route update condition is satisfied, and a transmission unit (56) which transmits the second route to the on-vehicle terminal only when the guide route update condition is satisfied.
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