1. A damage analysis-supporting system for supporting analysis of damage on a motor vehicle, characterized by comprising: an image-generating apparatus that imports individual drawing data corresponding to components constituting the motor vehicle into layers and generates an image of an analysis target site by superposing the layers; an area designation-receiving apparatus that receives input designating a damaged area by a user to the image; and a damage-analyzing apparatus that specifies a damaged portion of each component on a layer-by-layer basis, with each layer having drawing data that belongs to the damaged area designated by the user.