A non-transitory computer-readable medium having stored a computer program adapted to be executed by a processor adapted to be installed in a housing device equipped with a housing defining a space in which a wireless communication device for remotely controlling a controlled device with actuation of a movable member is to be housed, the computer program causing, when executed, the housing device to perform:
- receive a trigger signal;
- actuate the movable member with motions of the actuator in accordance with the trigger signal;
- and
- cause a notification device to perform notification of a fact that the wireless communication device is not housed in the space, in a case where an amount of change per unit time of a physical quantity that changes in accordance with the motions of the actuator exceeds a first threshold value.