Attachment structure of imaging device

An attachment structure of an imaging device, comprising:

• the imaging device installed on a roof of a vehicle;
• and
• a housing that accommodates at least a portion of the imaging device,
• wherein the imaging device includes a lens that faces forward and laterally outward of the vehicle,
• the housing includes a circumferential wall arranged around the lens,
• the circumferential wall includes:
• a front wall arranged forward of an optical axis of the lens in a plan view;
• and
• a rear wall arranged rearward of the optical axis of the lens in the plan view, and
• in a case where a direction parallel to the optical axis of the lens and going forward and laterally outward of the vehicle is defined as an outboard direction and a tip side in the outboard direction is defined as an outboard side, a tip of the front wall on the outboard side is arranged on the outboard side relative to a tip of the rear wall on the outboard side in the plan view.