About Shimoyama, Shoichi
About Division of General Education, University of the Ryukyus
About Matsumoto, Naohisa
About Division of General Education, University of the Ryukyus
About Kuroda, Tomio
About Division of General Education, University of the Ryukyus
About Takemura, Keiji
About Faculty of Science, Kyoto University
About Hamamoto, Reiko
About Faculty of Agriculture, Iwate University
About Mizota, Chitoshi
About Faculty of Agriculture, Iwate University
About Faure, Kevin
About Department of Geochemistry, Geological Survey of Japan
About Nishida, Tamio
About Faculty of Education, Saga University
About Science Reports of the Kyushu University, Department of Earth and Planetary Sciences