There are provided an image search apparatus, and an image search method, which make it easier for a user to reach an image desired to be searched, by rearranging images to which keywords matching an inputted search term are assigned, according to the importance of the keywords to the image desired to be searched, and a storage medium storing a program for executing the image control and search method. Keywords corresponding to images to be searched are searched for according to the inputted search terms, and images corresponding to the keywords searched are rearranged according to importance set for the keywords. The images are stored together with the keywords for which the importance has thus been determined. The images to which the keywords matching the inputted search term are rearranged in the order of the importance.