Radiation Protection Department, Nuclear Fuel Cycle Engineering Laboratories, Japan Atomic Energy Agency

Safety Administration Department, Fukushima Research Institute, Japan Atomic Energy Agency

Radiation Protection Department, Nuclear Science Research Institute, Japan Atomic Energy Agency

Reactor Safety Research Division, Nuclear Safety Research Center, Japan Atomic Energy Agency

Radiation Protection Department, Nuclear Science Research Institute, Japan Atomic Energy Agency

Radiation Protection Department, Nuclear Science Research Institute, Japan Atomic Energy Agency

Department of Environment Systems, Graduate School of Frontier Sciences, The University of Tokyo

Department of Environment Systems, Graduate School of Frontier Sciences, The University of Tokyo