About Ohta Junichiro
About Department of Solid Earth Geochemistry, Japan Agency for Marine-Earth Science and Technology (JAMSTEC)
About Yasukawa Kazutaka
About Department of Systems Innovation, School of Engineering, The University of Tokyo
About Yasukawa Kazutaka
About Ocean Resources Research Center for Next Generation, Chiba Institute of Technology
About Machida Shiki
About Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC)
About Fujinaga Koichiro
About Ocean Resources Research Center for Next Generation, Chiba Institute of Technology
About Nakamura Kentaro
About Department of Systems Innovation, School of Engineering, The University of Tokyo
About Takaya Yutaro
About Department of Resources and Environmental Engineering, School of Creative Science and Engineering, Waseda University
About Iijima Koichi
About Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC)
About Suzuki Katsuhiko
About Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC)
About Kato Yasuhiro
About Department of Systems Innovation, School of Engineering, The University of Tokyo
About Kato Yasuhiro
About Ocean Resources Research Center for Next Generation, Chiba Institute of Technology
About Kato Yasuhiro
About Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC)
About Kato Yasuhiro
About Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo
About Geochemical Journal
About Ogasawara Islands
About rare earth element
About Yttrium
About phosphate
About zeolite
About Northwest Pacific Ocean
About abyssal sediment
About boring core
About Minami-Tori-Shima Island
About phillipsite
About phillipsite
About REY-rich mud
About biogenic calcium phosphate
About phillipsite
About pelagic sediment
About grain size distribution
About Marine geology
About Geochemistry of lithosphere in general
About 北太平洋
About 泥
About 地質学
About 要因
About 鉱物学
About 粒度分布
About 推論