Desc: The Light illuminated by Shuji Nakamura: Directed by Satoshi Fujii, Yûko Watanabe. With Reona Esaki, Shuji Nakamura. The Light Illuminated" is a documentary program about Professor Shuji Nakamura, one of 2014 Nobel Prize winners in physics. In the early 1990s Nakamura and two other physicists developed the blue LED, a lighting technology which is now used around the world in a wide variety of applications. The lights are also much more efficient and are expected to help 1.5 billion people who lack access to electric grids. The program plans to examine how Nakamura discovered the technology and the impact it has had on the world.