An endoscope is provided in which an attachment/detachment operation of the proximal end of a wire is easily performed to/from an erecting operation mechanism. An endoscope 10 according to the present invention includes an operation section 22 provided with an erecting operation lever 20; an insertion section 24 provided on a distal end side of the operation section 22; an erecting base 30 provided at a distal end part 26 of the insertion section 24; a movable member 96 that is arranged to be exposed to outside of the operation section 22 and that moves in association with an operation of the erecting operation lever 20; a wire 60 that is coupled to the erecting base 30 at a distal end side thereof, that is coupled to the movable member 96 at a proximal end side thereof, and that is pushed/pulled in accordance with a movement of the movable member 96 to move the erecting base 30; and an attachment member 98 that is provided at a proximal end of the wire 60 and that is engaged with the movable member in an attachable/detachable manner by a one-touch operation.