An image-reading apparatus includes a housing having an insertion slot for inserting single medium or plural media, a conveying unit that conveys the single medium or plural media into the housing, an image capturing unit that captures an image of the single medium or plural media conveyed, a control unit that controls at least the conveying unit and the image capturing unit, and an image processor configured to generate a captured image including single medium image or plural media image, and clip a plurality of medium images that correspond respectively to media images in the plural media image off the captured image when the generated captured image includes the plural media image in a direction along a width direction of the insertion slot. The image processor outputs the plurality of medium images clipped in an order of insertion of the plural media.