An illumination device (1-8, 1a, 4a, 5a, 5b, 7a) comprising: a frame forming part that is provided at at least one position on an end part of a light-emitting panel having a light emission surface or in a vicinity of the light-emitting panel and includes a bright part region and a dark part regior ; a light source that is configured to emit light to be incident upon the frame forming part; and a light amount regulation part that is configured to make intensity of light heading for a space facing the light emission surface from the dark part region weaker than intensity of light heading for the space from the bright part region in the light entering the frame forming part from the light source , or make the intensity of the light heading for the space from the bright part region stronger than the intensity of the light heading for the space from the dark part region in the light entering the frame forming part from the light source , wherein the frame forming part includes a frame-like member on which the bright part region and the dark part region are provided, the frame-like member includes a light transmissive member, the light source is arranged to make light enter the frame-like member from a back side of the frame-like member when a surface of the frame-like member on a side facing the space is defined to be on a front side and a side opposite to the front side is defined as the back side, the illumination device being characterized in that the light amount regulation part includes a first light restriction member that is arranged in the dark part region or a region corresponding to the dark part region and is arranged to absorb or reflect at least a part of incident light. a frame forming part that is provided at at least one position on an end part of a light-emitting panel having a light emission surface or in a vicinity of the light-emitting panel and includes a bright part region and a dark part regior ; a light source that is configured to emit light to be incident upon the frame forming part; and a light amount regulation part that is configured to make intensity of light heading for a space facing the light emission surface from the dark part region weaker than intensity of light heading for the space from the bright part region in the light entering the frame forming part from the light source , or make the intensity of the light heading for the space from the bright part region stronger than the intensity of the light heading for the space from the dark part region in the light entering the frame forming part from the light source , wherein the frame forming part includes a frame-like member on which the bright part region and the dark part region are provided, the frame-like member includes a light transmissive member, the light source is arranged to make light enter the frame-like member from a back side of the frame-like member when a surface of the frame-like member on a side facing the space is defined to be on a front side and a side opposite to the front side is defined as the back side, the illumination device being characterized in that the light amount regulation part includes a first light restriction member that is arranged in the dark part region or a region corresponding to the dark part region and is arranged to absorb or reflect at least a part of incident light. <EOS>