VEHICLE BACKREST STRUCTURE

A vehicle backrest structure includes a lateral handrail fixed within a vehicle cabin and extending horizontally, and a backrest having a cushion formed of a soft material and configured to receive a back portion of a wheelchair user in a wheelchair that is supported within the cabin of the vehicle. The backrest has a recessed part that is opened downward and is to be engaged with the lateral handrail. The backrest is configured to be removably supported on the lateral handrail.