1. An image capturing apparatus including a display unit that displays an image obtained from an image capturing unit, wherein the image capturing unit is a plenoptic image capturing unit capable of acquiring multi-viewpoint images having different viewpoints, the image capturing apparatus comprising: a disparity amount deriving unit that derives a disparity amount of the multi-viewpoint images in relation to a subject; a focus area specifying unit that specifies a subject area in which the derived disparity amount is equal to or smaller than a predetermined threshold as a focus area; and a display control unit that displays the specified focus area on the display unit in a manner different from an area other than the focus area.