1. “Fukushima Nuclear Accident Analysis Report (Final Report),” Investigation Commission on the Accident at Fukushima Daiichi Nuclear Accident Power Plant, Tokyo Electric Power Company (June 2012).
2. “Official Report of the Fukushima Nuclear Accident Independent Investigation Commission,” National Diet of Japan (July 2012).
3. “Final Report of Investigation Committee on the Accident at Fukushima Nuclear Power Stations of Tokyo Electric Power Company,” Cabinet Office of Japan (July 2012).
4. “Final Report on the Accident at Fukushima Daiichi Nuclear Power Plant,” Investigation Committee on the Accident at the Fukushima Daiichi Nuclear Power Stations of Tokyo Electric Power Company, Atomic Energy Society of Japan (Mar. 2014) (in Japanese).