VEHICLE DISPLAY DEVICE AND DISPLAY CONTROL METHOD

A vehicle display device having a processor that controls a display unit provided in the host vehicle, wherein the processor is configured to execute following processes, generating a display content, causing the display content to display on the display unit visible from at least one other vehicle existing around a host vehicle, determining an autonomous driving level of the other vehicle, adjusting the display content and generating a first display content according to the degree of manual driving included in autonomous driving level, and causing the display unit to display the first display content.