NAVIGATION DEVICE

A navigation device includes: one or more processors; and a storage medium containing a program to be executed by the one or more processors. The program includes one or more commands. The one or more commands cause the one or more processors to carry out a process of receiving trip data held in a random navigation device, in which the trip data includes positional data and vehicle data regarding a random vehicle on which the random navigation device is mounted, and a process of displaying the received trip data on a display unit.