1. An imaging apparatus, comprising: an imaging unit that generates a pair of pieces of image data mutually having a parallax by capturing a subject; an image processing unit that performs special effect processing, which is capable of producing a visual effect by combining a plurality of pieces of image processing, on a pair of images corresponding to the pair of pieces of image data; and a region setting unit that sets a region where the image processing unit performs the special effect processing on the pair of images.