1. A learning image collection apparatus, comprising: an acquisition unit configured to acquire an image including a target object; an extraction unit configured to extract, from the image, a plurality of candidate areas being candidates for the target object; a calculation unit configured to calculate one of a first degree of similarity, a second degree of similarity, and a third degree of similarity, the first degree of similarity being a degree of similarity between one of the candidate areas and a predetermined area, the second degree of similarity being a degree of similarity between a size of the target object and a predetermined size, the third degree of similarity being a degree of similarity between candidate areas; and a selection unit configured to select one of the candidate areas as a target object area including the target object in a case where one of the first degree of similarity, the second degree of similarity, and the third degree of similarity is greater than a predetermined threshold value.