A vehicle component including i) a lighting device for emitting illumination light, ii) an attachment target on which the lighting device is installed and iii) an attachment structure for installing the lighting device on the attachment target, wherein the attachment structure comprises: a rest disposed on a surface of the attachment target and configured to receive the lighting device thereon; and a mounting member (90, 92, 100, 102) configured to fix the lighting device placed on the rest; wherein the attachment structure is integral with the attachment target characterised in that the rest comprises a plurality of ribs rising from the surface of the attachment target, wherein the heights of the ribs are adjusted depending on the shape of the surface such that the rest has a placement surface for the lighting device arranged in a substantially horizontal plane, that the mounting member (90, 92, 100, 102) has an engaging member (94, 96, 104) configured to engage the lighting device and at least one of the ribs is joined to the mounting member (90, 92, 100, 102), and that the attachment structure further comprises an illumination hole formed in the surface and aligned with the lighting device, such that light from the lighting device is emitted through the illumination hole, and wherein the ribs are positioned around the illumination hole. i) a lighting device for emitting illumination light, ii) an attachment target on which the lighting device is installed and iii) an attachment structure for installing the lighting device on the attachment target, wherein the attachment structure comprises: a rest disposed on a surface of the attachment target and configured to receive the lighting device thereon; and a mounting member (90, 92, 100, 102) configured to fix the lighting device placed on the rest; wherein the attachment structure is integral with the attachment target characterised in that the rest comprises a plurality of ribs rising from the surface of the attachment target, wherein the heights of the ribs are adjusted depending on the shape of the surface such that the rest has a placement surface for the lighting device arranged in a substantially horizontal plane, that the mounting member (90, 92, 100, 102) has an engaging member (94, 96, 104) configured to engage the lighting device and at least one of the ribs is joined to the mounting member (90, 92, 100, 102), and that the attachment structure further comprises an illumination hole formed in the surface and aligned with the lighting device, such that light from the lighting device is emitted through the illumination hole, and wherein the ribs are positioned around the illumination hole. a rest disposed on a surface of the attachment target and configured to receive the lighting device thereon; and a mounting member (90, 92, 100, 102) configured to fix the lighting device placed on the rest; wherein the attachment structure is integral with the attachment target characterised in that the rest comprises a plurality of ribs rising from the surface of the attachment target, wherein the heights of the ribs are adjusted depending on the shape of the surface such that the rest has a placement surface for the lighting device arranged in a substantially horizontal plane, that the mounting member (90, 92, 100, 102) has an engaging member (94, 96, 104) configured to engage the lighting device and at least one of the ribs is joined to the mounting member (90, 92, 100, 102), and that the attachment structure further comprises an illumination hole formed in the surface and aligned with the lighting device, such that light from the lighting device is emitted through the illumination hole, and wherein the ribs are positioned around the illumination hole.