A light-emitting device includes a first lead having a first lateral surface, a second lead having a second lateral surface, and a resin portion. The first lateral surface of a first lead facing a second lead has a first recess that is recessed so as to be away from the second lead toward the first lead in a top view, and is continuous with an end of a first groove. The second lateral surface of the second lead facing the first lead has a second recess that is recessed so as to be away from the first lead toward the second lead in the top view, and is continuous with an end of a second groove. In the top view, a part of the resin portion is continuously disposed between the end of the first groove and the end of the second groove.