A light emitter including: a first electrode (2, 102, 202), a charge injection transport layer (4, 104, 204) including a metal compound that is soluble in a predetermined solvent, a light-emitting layer (6, 106, 206), and a second electrode (8, 108, 208) that are layered in this order on a substrate (1, 101, 201), at least the light-emitting layer (6, 106, 206) being defined by a bank (5, 105, 205), wherein the bank (5, 105, 205) is disposed on the charge injection transport layer (4, 104, 204), the charge injection transport layer (4, 104, 204) is a single layer and includes a recessed portion having (i) an inner bottom surface that is in contact with a bottom surface of the light emitting layer (6, 106, 206) and (ii) an inner side surface that is continuous with the inner bottom surface and in contact at least with a part of a side surface of the light emitting layer (6, 106, 206), and the inner side surface of the recessed portion has a lower edge and an upper edge, the lower edge being continuous with the inner bottom surface, the upper edge being one of (i) aligned with a part of a bottom periphery of the bank (5, 105, 205), the part being in contact with the light emitting layer (6, 106, 206), and (ii) in contact with a bottom surface of the bank (5, 105, 205), the inner bottom surface and the inner side surface are parts of the same charge injection transport layer (4, 104, 204), thereby including the same metal compound, the same metal compound being included continuously from the lower edge to the upper edge of the inner side surface, characterized in that the charge injection transport layer (4, 104, 204) extends along the bottom surface of the bank (5, 105, 205) to an adjacent pixel, and the inner bottom surface is substantially parallel with an upper surface of the substrate (1, 101, 201). a first electrode (2, 102, 202), a charge injection transport layer (4, 104, 204) including a metal compound that is soluble in a predetermined solvent, a light-emitting layer (6, 106, 206), and a second electrode (8, 108, 208) that are layered in this order on a substrate (1, 101, 201), at least the light-emitting layer (6, 106, 206) being defined by a bank (5, 105, 205), wherein the bank (5, 105, 205) is disposed on the charge injection transport layer (4, 104, 204), the charge injection transport layer (4, 104, 204) is a single layer and includes a recessed portion having (i) an inner bottom surface that is in contact with a bottom surface of the light emitting layer (6, 106, 206) and (ii) an inner side surface that is continuous with the inner bottom surface and in contact at least with a part of a side surface of the light emitting layer (6, 106, 206), and the inner side surface of the recessed portion has a lower edge and an upper edge, the lower edge being continuous with the inner bottom surface, the upper edge being one of (i) aligned with a part of a bottom periphery of the bank (5, 105, 205), the part being in contact with the light emitting layer (6, 106, 206), and (ii) in contact with a bottom surface of the bank (5, 105, 205), the inner bottom surface and the inner side surface are parts of the same charge injection transport layer (4, 104, 204), thereby including the same metal compound, the same metal compound being included continuously from the lower edge to the upper edge of the inner side surface, characterized in that the charge injection transport layer (4, 104, 204) extends along the bottom surface of the bank (5, 105, 205) to an adjacent pixel, and the inner bottom surface is substantially parallel with an upper surface of the substrate (1, 101, 201).