VEHICLE DISPLAY DEVICE, VEHICLE, DISPLAY PROCESSING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM

A vehicle display device includes: a display section that is provided inside a vehicle cabin and that includes, at a display area, a specific display region that displays plural plans scheduled to be implemented with respect to a vehicle, arranged in an order in which the plural plans are scheduled to be implemented; and a control section configured to cause display of, between a first plan, which is one plan among the plural plans, and a second plan, which is scheduled to be implemented next after the first plan, at the specific display region, an alternative plan that has a possibility of being implemented instead of the first plan.