Mohan Geetha, United Nations University Institute for the Advanced Study of Sustainability (UNU-IAS), Tokyo, Japan, Hirotaka Matsuda, Tokyo University of Agriculture, Tokyo, Japan, Indrek Melts, Estonian University of Life Science, Tartu, Estonia, Sekiyama Makiko, National Institute for Environmental Studies, Tokyo, Japan, Thi Lang Nguyen, HATRI, Can Tho, Vietnam, Amarender Reddy Anugu, ICAR-Central Research Institute for Dryland Agriculture, Hyderabad, India and Fukushi Kensuke, University of Tokyo, Tokyo, Japan