To provide a recording medium, which contains: a first base; a second base; and an image recording layer disposed between the first base and the second base, wherein the image recording layer has insulating properties, and the image recording layer contains a plurality of microcapsules or cells, each of which encapsulates: electrophoretic particles, or magnetophoretic particles, or a combination thereof; a dispersion medium having a boiling point of 50° C. or higher; and a thermoreversible gelling agent containing an amide bond (—NHCO—) in a molecule thereof.