Science Council of Japan / Science Council / FAO Fishery Resources Division / International ing Association / Food and Agriculture Organization of the United Nations / Upper Mantle Committee / International Association of Geochemistry and Cosmochemistry / 15th General Assembly / JOINT OCEANOGRAPHIC ASSEMBLY / Oceanographical Society of Japan / World Meteorological Organization / Food and Agriculture Organization / United Nations Educational / Scientific and Cultural Organization / International Association of Volcanology and Chemistry of the Earth / International Association General Assembly / Scientific Committee on Oceanic / Scientific Committee on Antarctic Research / /