Vehicle navigation apparatus and program

A method for searching for a route from an inputted place of departure to an inputted destination, comprising:

• registering a traveled route by associating a traveled route with a place of departure and a destination;
• judging whether the inputted place of departure and the inputted destination are the same as a respective place of departure and destination of a registered route;
• searching, if it is judged that a registered route has the same place of departure and same place of destination as the respective inputted place of departure and inputted destination, for a route by reading out information of the registered route with the same place of departure and same place of destination as the respective inputted place of departure and inputted destination, and lowering a search weight for the registered route with the same place of departure and same place of destination as the respective inputted place of departure and inputted destination;
• and
• performing guidance based on a route found by the search.

A vehicle navigation apparatus for searching for a route from an inputted place of departure to an inputted destination and performing guidance, the apparatus comprising:

• a registration means for registering a traveled route by associating a traveled route with a place of departure and a destination;
• a judgment means for judging whether the inputted place of departure and the inputted destination are the same as a respective place of departure and destination of a registered route;
• a search means for, if it is judged that a registered route has the same place of departure and same place of destination as the respective inputted place of departure and inputted destination, searching for a route by reading out information of the registered route with the same place of departure and same place of destination as the respective inputted place of departure and inputted destination and lowering a search weight for the registered route with the same place of departure and same place of destination as the respective inputted place of departure and inputted destination;
• and
• a guidance means for performing guidance based on a route found by the search.