Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Shiroishi Hidetoshi and Ono Akinori,Agri×Area Marketing:,Japan Marketing Journal,0389-7265,Japan Marketing Academy,2019-09-27,39,2,68-80,https://cir.nii.ac.jp/crid/1390001277360812288,https://doi.org/10.7222/marketing.2019.039