Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hatano Hiroaki and Ishi Toshinori Carlos,Phrase Final Tones of Question Utterances Appearing in Japanese Natural Conversations,Journal of the Phonetic Society of Japan,13428675,The Phonetic Society of Japan,2017,21,1,1-11,https://cir.nii.ac.jp/crid/1390282679763045888,https://doi.org/10.24467/onseikenkyu.21.1_1