To provide an information recording apparatus that is capable of surely matching disposal information recorded on a nameplate with parts, in the case of recording the disposal information for disposing a material which requires the special waste treatment into the nameplate in which the non-contact type memory medium is built-in without affecting earth environment, and to provide an information recording method.

The transceiver 51 receives each of the particular material information from a tag 4 attached to the parts and the disposal information from the name plate 3 attached to the electronic device by transmitting call signal via electric wave. The disposal information production part 55 obtains the disposal method by retrieving the disposal method memory part 53 based on the parts number included in the disposal information and the name of the particular material and updates the disposal information based on the obtained disposal method to transmit the updated disposal information to the name plate 3, when the parts number included in the particular material information and the parts number included in the disposal information do not coincide.