A replacement toner cartridge management apparatus is provided with: a receiver which receives first information indicating that a toner cartridge has been replaced with a new one and second information indicating that the remaining amount of toner contained in a toner cartridge reaches a predetermined value, from one or more than one image forming apparatus which the replacement toner cartridge management apparatus can access via a communication circuit; a determiner which determines the right type of a replacement toner cartridge to be loaded in place of the toner cartridge causing the first information or the second information, depending on which is received by the receiver, the first information or the second information; and a transmitter which outputs an instruction to deliver a replacement toner cartridge of the type determined by the determiner.
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