A connector includes a casing configured to include a first contactor, a slider capable of insertion into the casing and configured to include a second contactor, an elastic body provided in the casing, the elastic body causing the slider to protrude from the casing, and a movable spherical body rotatably provided at a tip of the slider, wherein, when the slider is inserted into the casing, the first contactor comes in contact with the second contactor and the slider is moved in an intersecting direction that intersects an insertion direction of the slider.