A plant demolition management device (1) according to the present invention is characterized by being provided with: a disposal plan creation unit (21) that plans, on the basis of design information of waste discharged from a plant and the radiation dose of the waste, processes to be performed until the waste is reused or finally disposed of after the waste is discharged from the plant; and a history providing unit (23) that transmits history information of the waste to a terminal device of a person concerned in response to a request from the person concerned during the processes.
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