*Hideaki Yanagisawa¹, Tatok Yatimantoro² (1.Department of regional Management, Faculty of Liberal Arts, Tohoku Gakuin University, 2.Indonesian Agency for Meteorology, Climatology and Geophysics)

*Yuichiro Tanioka¹, Hideaki Yanagisawa², Kei Ioki³, Tatsuya Nakagaki¹ (1.Hokkaido University, Institute of Seismology and Volcanology, 2.Tohoku-Gakuin University, 3.National Institute of Advanced Industrial Science and Technology)

*Toyohiko Miyagi¹, Shigeyuki Baba², Tomomi Inoue³, Yasuo Akaji³, Gakugun Chou³, Keita Furukawa⁴, Hideaki Yanagisawa⁵ (1.NIES・Tohoku-Gakuin Univ., 2.ISME, 3.NIES, 4.PEMSEA, 5.Tohoku-Gakuin University)

*Hokuto Higaki¹, Kazuhisa Goto², Hideaki Yanagisawa³, Daisuke Sugawara⁴ (1.Tohoku University, 2.Department of Earth and Planetary Science, The University of Tokyo, 3.Department of regional Management, Faculty of Liberal Arts, Tohoku Gakuin University, 4.Museum of Natural and Environmental History, Shizuoka)