Development of secured energy infrastructure in Japan

This paper discusses the priority issues on the energy infrastructure before and after the Great East Japan Earthquake in Japan. For the issue before the earthquake “Development and implementation of technologies that realizes a co-existence between sustainability and living comfortableness,” seven technologies are explained, such as “Improvement of efficiency in Energy use” including “Improvement of efficiency through the progress of power device technology” as a solution. For the issue after that “Review and improvement of existing technologies to restore confidence in technology,” two items are listed, such as “Review and improvement of Security and Safety of Existing Technology”.