To provide an endoscope capable of usually displaying a correct endoscopic image without an assistant to support the endoscope, increasing load on a doctor or a patient, and safety lowering of the operation.

This endoscope system is so constructed as to display the endoscope image of a testee's body M from an inserted abdominoscope with imaging function on a monitor screen 3 and a video tracker 4 consecutively measures the information relating to a specific position to be the objective on the endoscope image. An easily observable image is usually displayed by a tracking control part 6 to automatically control the movement of the abdominoscope 1 based on the position information from the video tracker 4.