Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ohba Haruka and Ishizuka Koji and Nishida Kaori and Ohishi Takayuki and Mizuno Shinya,Visualization of leftovers of school lunch and approaches to the future,Abstracts of Annual Conference of Japan Society for Management Information,09195440,THE JAPAN SOCIETY FOR MANAGEMENT INFORMATION (JASMIN),2018,2018t06,0,9-12,https://cir.nii.ac.jp/crid/1390282763046552832,https://doi.org/10.11497/jasmin.2018t06.0_9