1. Graduate School of Media and Governance, Keio University, 5322 Endo, Fujisawa 252-0882, Japan
2. Sustainable Consumption and Production Area, Institute for Global Environmental Strategies, 2108-11 Kamiyamaguchi, Hayama 240-0115, Japan
3. School of Public Affairs, Zijingang Campus, Zhejiang University (ZJU), 866 Yuhangtang Road, Hangzhou 310058, China
4. Faculty of Environment and Information Studies, Keio University, 5322 Endo, Fujisawa 252-0882, Japan