Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tajima Miho and Hamana Kiyoshi and Watanabe Maho and Kato Nozomi and Nakatsubo Fuminori,A Private Kindergarten Principal Who Had Never Studied Early Childhood Education as a Student Came to Implement Child-centered Education A Private Kindergarten Principal Who Had Never Studied Early Childhood Background,International Journal of Early Childhood Education,1880-2354,International Association of Early Childhood Education,2020,27,0,73-88,https://cir.nii.ac.jp/crid/1390005506381970944,https://doi.org/10.34567/iaece.27.0_73