(EN) Provided is an endoscope in which a proximal end of a wire can be easily attached to and detached from an upright operation mechanism, and the wire can be prevented from meandering in a wire channel. The endoscope has an operation unit 22 provided with a standing lever and a movable member 96 that operates in conjunction with the operation of the standing lever, and the movable member 96 is exposed to the outside of the operation unit 22. The wire 60 has a distal end side connected to a stand, and a proximal end side connected to a mounting member 98 which is detachable from the movable member 96 with one touch. The wire 60 is composed of a wire body 60A and a gap filling member 60B.