NAVIGATION DEVICE, SERVER DEVICE, NAVIGATION SYSTEM, AND PROGRAM

摘要

Provided is a navigation technique which allows a person other than a user who received a route guide to operate a navigation device through an interaction process. The navigation device is characterized by being provided with an instruction reception unit, a process unit, and an output unit. The instruction reception unit receives an instruction for a process from an external device. The process unit executes a process in accordance with the instruction received by the instruction reception unit. The output unit outputs output information which is obtained as the result of the process executed by the process unit.