ARRANGEMENT STRUCTURE OF WIRING MEMBER

An arrangement structure of a wiring member includes: a first member; a second member connected to the first member to be rotatable around a rotational axis; and a plurality of electrical wires having a part disposed at least between the first member and the second member, wherein the plurality of electrical wires are disposed in parallel to each other in a direction in which the rotational axis extends in the part of the plurality of electrical wires disposed between the first member and the second member.