Visual line guidance sheet, visual line guidance system, vehicle lighting apparatus, and vehicle

A visual line guidance system comprising:

• a visual line guidance sheet arranged to cover at least a part of a window for a user to look out therethrough, with a light emitting region to guide the user's line of sight, and a controller configured to control the light emitting region on the visual line guidance sheet, wherein:
• the visual line guidance sheet comprises an optical transparency substrate layer, a plurality of LED dies mounted on the optical transparency substrate layer, and a wiring pattern provided on a surface of the optical transparency substrate layer and bonded to the LED dies, and
• the controller comprises an object detector configured to receive from an imager, an image of a region visible by the user through the window, and to process the image thus received, so as to detect a predetermined object targeted for visual line guidance, included in the image, a coordinate converter configured to obtain a region on the visual line guidance sheet, corresponding to a position of the object in the image, and a light emission controller configured to emit light from the LED dies placed within thus obtained region on the visual line guidance sheet.