*Olga Girina1, Dmitry Melnikov1, Alexander Manevich1, Anton Nuzhdaev1, Elena Petrova2 (1.Institute of Volcanology and Seismology, Far East Division, Russian Academy of Sciences, 2.Lomonosov Moscow State University, Geography Faculty, Russia)
convener:ELENA PETROVA(Lomonosov Moscow State University, Faculty of Geography), Hajime Matsushima(Research Faculty of Agriculture, Hokkaido University)