1. Methane
Hydrate Production Technology Research Group, Research Institute of
Energy Frontier, Department of Energy and Environment, National Institute of Advanced Industrial Science and Technology (AIST), 2-17-2-1 Tsukisamu-Higashi, Toyohira-Ku, Sapporo 062-8517, Japan
2. Methane Hydrate Research & Development Division, Japan Oil, Gas and Metals National Corporation (JOGMEC), 1-2-2 Hamada, Mihama-ku, Chiba-city, Chiba 261-0025, Japan
3. Petroleum Engineering & Consulting Department, Japan Oil Engineering Co., Ltd., Kachidoki Sun-Square, 1-7-3 Kachidoki, Chuo-Ku, Tokyo 104-0054, Japan
4. Research
into Artifacts, Center for Engineering, The University of Tokyo, Kashiwanoha 5-1-5, Kashiwa, Chiba 277-8568, Japan
5. Department
of System Innovation, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan