Affiliations

• ¹ Department of Policy Management, Keio University, Kanagawa, Japan.
• ² Department of Epidemiology and Social Medicine, Graduate School of Public Health, International University of Health and Welfare, Tokyo, Japan.
• ³ Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, Japan, Fukuoka, Japan.
• ⁴ Graduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, Japan.
• ⁵ Faculty of Education and Integrated Arts and Sciences, Waseda University, Tokyo, Japan.
• ⁶ Graduate School of Economics, The University of Tokyo, Tokyo, Japan.
• ⁷ Faculty of Business and Commerce, Keio University, Tokyo, Japan.