To improve the quality feeling of a cabin by imparting the visual performance of excellent sense of unity to the cabin.
This illuminating device (10) for an automobile includes: a long light-emitting unit (20) for emitting light LI1; a light source 50 which supplies the light LI1; and a light emission control means 70, which receives start signals (SI1-SI3) from the automobile 1, and controls to emit the light LI1 such that the light travels in a form of line or strip from the light emitting unit (20) in the longitudinal direction D1 of the light emitting unit. The light source 50 may be configured of a plurality of light sources (L1-Ln). The light emitting unit (20) may be configured of a plurality of long light guide bodies (A1-An), which are sequentially arranged by having the end surfaces 31 in the longitudinal direction D1 close to each other with light blocking units 40 therebetween.
BOKU NOBUSUKE
MIZUNO HIROSHI
Takeshi Ikeda