1. A digital still camera comprising: an image-capturing unit capturing a subject image via an image-capturing lens to create an image; a focus detecting unit detecting focus in accordance with said image created by said image-capturing unit; an image-capturing lens driving unit driving said image-capturing lens in accordance with a result of the focus detection provided by said focus detecting unit; and a receiving unit receiving an instruction to initiate image capture, wherein when said receiving unit receives said instruction to initiate image capture, said image-capturing unit captures said subject image successively to create a plurality of images, and said image-capturing lens driving unit drives said image-capturing lens successively.