This remotely-managed device is a remotely-managed device configured to operate on a plurality of hierarchical layers, and includes: a main information processing section for communicating with a managing device by use of a first layer; and a sub information processing section for managing, on a second layer being an upper layer than the first layer, an application operating by use of the second layer, wherein the main information processing section receives instruction information from the managing device in accordance with CWMP, and outputs the received instruction information to the sub information processing section, and the sub information processing section manages the application based on the instruction information received from the main information processing section.