1. Graduate Program in Sustainability Science - Global Leadership Initiative (GPSS-GLI), Graduate School of Frontier Sciences; The University of Tokyo, 5-1-5, Kashiwanoha; Kashiwa City, 277-8563 Japan
2. Department of Community Nutrition, Faculty of Human Ecology; Bogor Agricultural University, Jl. Lingkar Kampus IPB Darmaga; Bogor, 16680 Indonesia
3. Japan Wildlife Research Center, 3-3-7 Kotobashi; Tokyo, 130-8606 Japan