Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SHIODA Takehiro,"Seventy Percent Say “Nerenai “ (I Cannot Sleep), Not “Nerarenai”",The NHK Monthly Report on Broadcast Research,0288-0008,NHK Broadcasting Culture Research Institute,2022,72,2,30-47,https://cir.nii.ac.jp/crid/1390291767675847040,https://doi.org/10.24634/bunken.72.2_30