| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique that is able to provide assistance for efficiently improving economical traveling degree.SOLUTION: A travel history indicating an economical traveling degree for each section when a vehicle travels a predetermined travel route two or more times is acquired. On the basis of the economical traveling degree, a common deterioration section, which is the section where the economical traveling degree had deteriorated in two or more travels, is specified, and information about the common deterioration section is guided. |
