A management apparatus comprising: an acquisition unit configured to acquire apparatus identification information for identifying a processing apparatus (90, 10) storing device event data indicating content of an event executed by a device to be managed and including personal information and personal data information for identifying the personal information included in the device event data, the processing apparatus (90, 10) being one of one or more processing apparatuses that process device event data; a first reception unit configured to receive a personal information deletion request from a device or a communication terminal, wherein the personal information deletion request is a request for deleting personal information of a user, and includes a user ID for identifying the user; a request unit configured to request deletion of the personal information of the user to the processing apparatus (90, 10) identified by the acquired apparatus identification information, by transmitting to the processing apparatus (90, 10) a request including the user ID of the user; and a first transmission unit configured to transmit deletion history information indicating a deletion history of the personal information stored in the processing apparatus (90, 10) identified by the acquired apparatus identification information to the device or the communication terminal, in response to the received personal information deletion request, wherein the first reception unit is configured to receive a request to move the personal information from the device or the communication terminal; the request unit is configured to transmit the request to move the personal information to the processing apparatus (90, 10) identified by the acquired apparatus identification information; the first transmission unit is configured to transmit move history information indicating the move history of the personal information stored in the processing apparatus (90, 10) identified by the acquired apparatus identification information to the device or the communication terminal, in response to the received request to move the personal information, and moving the personal information is a process of deleting data relating to the personal information and transmitting the deleted data to another apparatus. an acquisition unit configured to acquire apparatus identification information for identifying a processing apparatus (90, 10) storing device event data indicating content of an event executed by a device to be managed and including personal information and personal data information for identifying the personal information included in the device event data, the processing apparatus (90, 10) being one of one or more processing apparatuses that process device event data; a first reception unit configured to receive a personal information deletion request from a device or a communication terminal, wherein the personal information deletion request is a request for deleting personal information of a user, and includes a user ID for identifying the user; a request unit configured to request deletion of the personal information of the user to the processing apparatus (90, 10) identified by the acquired apparatus identification information, by transmitting to the processing apparatus (90, 10) a request including the user ID of the user; and a first transmission unit configured to transmit deletion history information indicating a deletion history of the personal information stored in the processing apparatus (90, 10) identified by the acquired apparatus identification information to the device or the communication terminal, in response to the received personal information deletion request, wherein the first reception unit is configured to receive a request to move the personal information from the device or the communication terminal; the request unit is configured to transmit the request to move the personal information to the processing apparatus (90, 10) identified by the acquired apparatus identification information; the first transmission unit is configured to transmit move history information indicating the move history of the personal information stored in the processing apparatus (90, 10) identified by the acquired apparatus identification information to the device or the communication terminal, in response to the received request to move the personal information, and moving the personal information is a process of deleting data relating to the personal information and transmitting the deleted data to another apparatus.