Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Utsugi Akira,Preface,Journal of the Phonetic Society of Japan,13428675,The Phonetic Society of Japan,2017,21,2,50-52,https://cir.nii.ac.jp/crid/1390001204788683776,https://doi.org/10.24467/onseikenkyu.21.2_50