To provide a sanitary flushing device capable of transmitting and receiving a stable signal without being influenced on an installation state and toilet surroundings, etc. and being remotely controlled at low power consumption.

The sanitary flushing device is so provided that it has an operation input section, a transmitting circuit, a transmitting antenna consisting of a conductive body pattern provided on the plane, it has a remote control operation section transmitting a control signal in accordance with information input through the operation input by a user from the transmitting antenna, a receiving antenna, a receiving circuit and a driving circuit attached to a toilet bowl and that it is equipped with a body section executing an action in accordance with the control signal by receiving the control signal transmitted from the remote control operation section.