1. Japan Atomic Energy Agency, 4002 Narita Oarai, Higashiibaraki-gun, Ibaraki 311-1393, Japan
2. Advanced Reactor Technology Company, Ltd. 2-16-5 Konan, Minato-ku, Tokyo 108-0075, Japan
3. Mitsubishi Heavy Industries, Ltd. 3-3-1, Minatomirai, Nishi-ku, Yokohama-shi 220-8401, Japan