1. Atmosphere and Ocean Research Institute, The University of Tokyo
2. Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo
3. Japan Agency for Marine-Earth Science and Technology
4. Department of Archaeology and Ancient History, Maharaja Sayajirao University of Baroda
5. Department of Geography, Hosei University
6. Research Institute for Humanity and Nature (Emeritus)
7. Research Center for Environmental Changes, Academia Sinica