Provided is an endoscope (1) including an inserted portion (2) that has, sequentially from a distal-end side, a distal-end portion (6), a bending portion (7), and a flexible portion (8) a wire (5) that has an exposed portion (5a) that is disposed outside the distal-end portion of the flexible portion (8) along the longitudinal direction and whose positions, at a first position and a second position that is separated from the first position on the base-end side, are restrained with respect to the distal-end portion of the flexible portion (8) in a radial direction and a wire adjusting portion (12) that changes the length between the first position and the second position of the wire (5).