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 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 has an engaging member configured to engage the lighting device and at least one of the ribs is joined to the mounting member , 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 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 has an engaging member configured to engage the lighting device and at least one of the ribs is joined to the mounting member , 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 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 has an engaging member configured to engage the lighting device and at least one of the ribs is joined to the mounting member , 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 . <EOS>