1. Department of Basic Medical Science, National Institute for Minamata Disease
2. Graduate School of Environmental and Symbiotic Science, Prefectural University of Kumamoto
3. Department of Aquaculture, Graduate School of Fisheries, Kagoshima University
4. Department of Epidemiology and Preventive Medicine, Graduate School of Medical and Dental Sciences, Kagoshima University
5. Graduate School of Science and Engineering, Saga University