A light-emitting device using a micrometer-sized semiconductor light-emitting element can include a substrate including a plurality of individual device areas; a semiconductor structure located in each of the plurality of individual device areas, in which the semiconductor structure includes a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; a first electrode electrically connected to the first conductive semiconductor layer of the semiconductor structure; a second electrode electrically connected to the second conductive semiconductor layer of the semiconductor structure; and a light extraction structure located in a gap area located outside of the device area on the substrate.