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Yoshiaki Sugamori
Osaka Museum of Natural History Motobu Peninsula Geopark Council, c/o Motobu Town Museum Department of Geosciences, Graduate School Inagawa Group, of Science, Osaka City University
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Naoko Koizumi
Department of Geosciences, Graduate School Inagawa Group, of Science, Osaka City University
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Shizuo Takemura
Geoscience Institute, Hyogo University of Teacher Education