Angular direction identifying device and angular direction identifying method

An angular direction identifying device includes: a photographed image acquiring unit configured to acquire a photographed image by a camera provided in a movable body; an angular direction information acquiring unit configured to acquire angular direction information in a case where a predetermined physical object suggesting an angular direction is shown in the photographed image, the angular direction information indicating the angular direction suggested by the predetermined physical object; and a view-axis angular direction identifying unit configured to identify an angular direction in which a view axis of the camera is pointed, based on the angular direction information and a position relation between the predetermined physical object in the photographed image and the view axis of the camera.