A light-emitting device according to one embodiment of the present invention includes a light-emitting element, a first transistor whose source is electrically connected to an anode of the light-emitting element, a second transistor which controls whether an image signal is input to a gate of the first transistor, a third transistor which controls electrical connection and disconnection between the gate and a drain of the first transistor, a fourth transistor which controls whether a first power supply potential is supplied to the drain of the first transistor, a fifth transistor which controls whether a second power supply potential is supplied to the anode of the light-emitting element, a first capacitor which holds a voltage between the gate and the source of the first transistor, and a second capacitor electrically connected in series with the first capacitor and electrically connected in series with the light-emitting element.