The present invention relates to a smart dog castle and is equipped with a sensor capable of checking whether or not entering or exiting an igloo-shaped doorway, and when the entrance to the room is confirmed by a lighting sensor, power is applied to allow the dog to feel a sense of stability, and a snack is served. When the dog is admitted by the tableware, the dog can be compensated, and the automatic feeder can be eaten according to the dog's meal time. It solves the problem that there is no function other than cushion and the separation anxiety problem of dogs left alone when going out of the race by allowing the music, frequency, etc. with a sense of stability to be output, and turning off the light speaker that was deactivated by the power saving device. By doing so, it solves the problem that there is no function other than the existing cushion. That is, in the dog house, the body of the house formed in the form of an igloo for the sensor to be able to check the entrance or exit in the dog house, when the entrance to the room is confirmed by the sensor, it is suitable for the dog to feel a sense of stability Illumination formed by illumination, a snack dispensing machine that allows snacks to be placed in the dog's rice bowl to compensate when the dog enters the room, and an automatic food to be placed in the dog's rice bowl so that the dog can eat according to the meal time When the room is confirmed through the feeder and the entrance sensor, the wall-mountable speaker can be output so that the stable music, frequency, etc., which are stored in advance by the power supply of the speaker, can be output. It consists of. Therefore, the present invention is equipped with a sensor capable of checking whether or not entering or exiting the igloo-shaped doorway, and when the entrance to the room is confirmed by the lighting, power is applied to allow the dog to feel a sense of stability, and the dog is provided by a snack catering machine. This makes it possible t