Vehicle backward movement assist device and vehicle parking assist device

A vehicle backward movement assist device includes a vehicle path determining means for determining a path from a current position of the vehicle moved at a moving amount detected by a vehicle moving amount detecting means to a first target position or a second target position, the vehicle path determining means determining the path by repeatedly calculating the path, and a displaying means for displaying an image of a rear view from a captured by an image capturing means, the displaying means superimposing the first or second target position of the vehicle moved based upon the first or second target position and the detected moving amount on the image of the rear view from the vehicle, the second target position calculated by updating the first target position.