When switched on the light, it creates a sens of relief with the warm lighting and at the same time a false illusion by the shadow. Phantom or ghost loomed out on the ceiling catches your attention and makes you feel both pleasing and scared.

images from Midori Araki installation at DesignTide in Tokyo 2006

this year DesignTide in Tokyo starts at 31st of October till 4th of November (check it out)