A method for producing an electrochemical element having a metal substrate, an electrode layer, and an electrolyte layer, in which the metal substrate has a plurality of through holes that are provided passing through a front face and a back face thereof, the method comprising: an electrode layer forming step of forming an electrode layer in a region larger than a region, of the front face of the metal substrate, in which the through holes are provided; and an electrolyte layer forming step of, after the electrode layer forming step, forming an electrolyte layer having a first portion coating the electrode layer, and a second portion that is in contact with the front face of the metal substrate, by affixing an electrolyte material, which is a material for forming the electrolyte layer, to an area extending over the electrode layer and the front face of the metal substrate, wherein the electrode layer forming step has: a preliminary applying step of applying electrode layer material paste containing an electrode layer material to the front face of the metal substrate; a pushing and wiping step of, after the preliminary applying step, pushing the electrode layer material paste into the through holes and wiping away the electrode layer material paste remaining on the front face of the metal substrate; and a main applying step of, after the pushing and wiping step, applying the electrode layer material paste to the front face of the metal substrate. an electrode layer forming step of forming an electrode layer in a region larger than a region, of the front face of the metal substrate, in which the through holes are provided; and an electrolyte layer forming step of, after the electrode layer forming step, forming an electrolyte layer having a first portion coating the electrode layer, and a second portion that is in contact with the front face of the metal substrate, by affixing an electrolyte material, which is a material for forming the electrolyte layer, to an area extending over the electrode layer and the front face of the metal substrate, wherein the electrode layer forming step has: a preliminary applying step of applying electrode layer material paste containing an electrode layer material to the front face of the metal substrate; a pushing and wiping step of, after the preliminary applying step, pushing the electrode layer material paste into the through holes and wiping away the electrode layer material paste remaining on the front face of the metal substrate; and a main applying step of, after the pushing and wiping step, applying the electrode layer material paste to the front face of the metal substrate. a preliminary applying step of applying electrode layer material paste containing an electrode layer material to the front face of the metal substrate; a pushing and wiping step of, after the preliminary applying step, pushing the electrode layer material paste into the through holes and wiping away the electrode layer material paste remaining on the front face of the metal substrate; and a main applying step of, after the pushing and wiping step, applying the electrode layer material paste to the front face of the metal substrate. <EOS>