The endoscope 2 includes a bending portion 8, a flexible tube portion 9 having a tubular flexible member, and a connection member 11 that connects a proximal end portion of the bending portion 8 and a distal end portion of the flexible tube portion 9. The distal end thin portion 9 a of the flexible member such as the flex 21 of the flexible tube portion 9 is sandwiched at the proximal end portion of the connection member 11.内視鏡２は、湾曲部８と、管状の可撓性部材を有する可撓管部９と、湾曲部８の基端部と可撓管部９の先端部を接続する接続部材１１とを有し、接続部材１１の基端部において、可撓管部９のフレックス２１等の可撓性部材の先端薄肉部９ａが挟持される。
