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Akira Ishiwatari
Department of Earth Sciences, Faculty of Science, Katiazawa University
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Sumio Miyashita
Department of Geology, Faculty of Science, Niigata University
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Daichi Saito
Department of Earth Sciences, Faculty of Science, Katiazawa University
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Tatsuki Tsujimori
Department of Earth Sciences, Faculty of Science, Katiazawa University