Abstract: According to one embodiment, a home network includes an information processor which specifies a device to be operated in association with input information, and outputs a control signal to control an operation of the device, and a storage which stores a condition for the information processing unit to control the operation of the device and information to specify the device based on the input information.

Abstract: According to one embodiment, there is disclosed a reproduction apparatus includes a determination unit determining a preset reproduction limit level of the reproduction apparatus, a generator generating message data in accordance with the reproduction limit level, a reader reading data recorded in a recording medium, a reproduction unit reproducing data read from the reader, a detector detecting a reproduction limit level of the recording medium from data read from the reader, and a display unit comparing the reproduction limit level of the recording medium with the reproduction limit level of the reproduction apparatus, and stopping reproduction of the data of the generator in accordance with the comparison result, and further, displaying a message generated by the generator.