To provide a vehicle getting on and off assisting stepladder for assisting the getting on and off of an aged person, a disabled person or the like to a car without buying a welfare vehicle or modifying one's own car, easily handled and low in cost and capable of being simply arranged to be utilized when used.

The vehicle getting on and off assisting stepladders (1) are erected on the left and right sides of a vehicle (23) and a support (3) is integrated with the horizontal beam (2) between the stepladders while a lift (13), a hanger (15) and a seat (18) are connected to the support (3). The seat (18) is hung up by operating an operation panel (14) to be laterally moved and lowered.