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Katsuhiko Furuyama
Department of Geosciences, Faculty of Science, Osaka City University
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Yoshihiro Sawada
Department of Geoscience, Interdisciplinary Faculty of Science and Engineering, Shimane University
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Tetsumaru Itaya
Okayama University of Science
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Yasuyuki Miyake
Department of Geology, Faculty of Science, Shinshu University
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Yoichi Inoue
Nishi-Maizuru High School
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Atsuo Kotaki
Fukuchiyama High School