He took his PhD (2000) at the Department of Basic Science, Graduate School of Arts and Sciences, The University of Tokyo. He was a post-doc in the same department (2000-2001), Gakushuin University (2001-2002), and the Department of General Systems Studies, Graduate School of Arts and Sciences, The University of Tokyo (2002-2006). Since 2006, he has been working on the development of organic photovoltaics at RCAST.