*Kazuhisa A. Chikita¹, Akio Goto², Jun Okada³, Satoshi Miura⁴, Mare Yamamoto⁴ (1.Arctic Research Center, Hokkaido University, 2.Center for Northeast Asian Studies, Tohoku University, 3.Volcanology Research Department, Meteorological Research Institute, , 4.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Faculty of Science, Tohoku University)

*Satoshi Miura¹, Micaela Colavita¹, Yu Morishita² (1.Graduate School of Science, Tohoku University, 2.Geospatial Information Authority of Japan)

*Takeshi Nishimura¹, Kentaro Emoto¹, Hisashi Nakahara¹, Satoshi Miura¹, Mare Yamamoto¹, Shunsuke Sugimura¹, Takahiro Ueda¹, Ayumu Ishikawa¹, Tsunehisa KIMURA² (1.Graduate School of Science, Tohoku University, 2.Schlumberger)

*Akira Kusakabe¹, Yohei Hayashi², Yoshiko Ogawa¹, Yasuhiro Hisada¹, Hirohide Demura¹, Satoshi Miura³ (1.The University of Aizu, 2.National Astronomical Observatory of Japan, 3.Tohoku Universuty)

*Takehiro Arai¹, Yoshiko Ogawa¹, Yasuhiro Hisada¹, Hirohide Demura¹, Taku Ozawa², Satoshi Miura³ (1.The University of Aizu, 2.Graduate school of Science and Faculty of Science, Tohoku Univeristy, 3.National Research Institute for Earth Science and Disaster Resilience)