*Grigorii Viktorovich Nechaev^1,2, Nikolai Shestakov^1,2, Nikolai Titkov³, Hiroaki Takahashi⁴, Mako Ohzono⁵, Victor Pupatenko⁶, Evgenii Lialiushko² (1.Institute for Applied Mathematics FEB RAS, Vladivostok, Russia, 2.Far Eastern Federal University, Vladivostok, Russia, 3.Kamchatka branch of FRC Unified Geophysical Service RAS, Petropavlovsk-Kamchatskiy, Russia, 4.Institute of Seismology and Volcanology, Hokkaido University, Sapporo, Japan, 5.Earthquake Research Institute, University of Tokyo, Tokyo, Japan, 6.Institute of Tectonics and Geophysics FEB RAS, Khabarovsk, Russia)