1. Institute of Biogeosciences; Japan Agency for Marine-Earth Science and Technology; 2-15 Natsushima-cho Yokosuka Kanagawa 237-0061 Japan
2. Precambrian Ecosystem Laboratory; Japan Agency for Marine-Earth Science and Technology; Yokosuka Kanagawa Japan
3. Submarine Resources Research Project; Japan Agency for Marine-Earth Science and Technology; Yokosuka Kanagawa Japan
4. Institute for Research on Earth Evolution; Japan Agency for Marine-Earth Science and Technology; Yokosuka Kanagawa Japan
5. Department of Systems Innovation School of Engineering; University of Tokyo; Bunkyo Tokyo Japan
6. Frontier Research Center for Energy and Resources; School of Engineering University of Tokyo; Bunkyo Tokyo Japan
7. Faculty of Science and Engineering; Kinki University; Higashiosaka Osaka Japan
8. Faculty of Sciences; Kyushu University; Higashi Fukuoka Japan