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Yuri HIROTA
Faculty of Media Communication, Edogawa University
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Masaki TAKAMATSU
Department of Business Administration, Faculty of Economics, Takasaki City University of Economics
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Akira YAJIMA
Faculty of Childhood Education, Higashiosaka College
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Shonosuke ONODA
Biology-Oriented Science and Technology, Kindai University
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Hirotoshi TANIGAWA
Department of Early Childhood Education and Care, Shikoku University Junior College