A tape winding device includes a fixed plate having a fixed plate side notch, a rotation plate having a rotation plate side notch which the linear member to be inserted into or removed from when a position of the rotation plate side notch is aligned with a position of the fixed plate side notch, a tape support unit and a position regulating member configured to regulate a position of the linear member in the fixed plate side notch and the rotation plate side notch such that the linear member is located at the bottom region of the fixed plate side notch and the rotation plate side notch, the position regulating member having a distal end arm portion, the distal end arm portion running across an opening of the fixed plate side notch and extending over two opposing inner edges of the fixed plate side notch at a regulation position.