*Okuyama Satoshi¹, Hiroaki Takahashi², Yosuke Miyagi³, Hiroshi Aoyama², Mako Ohzono², Noritoshi Okazaki⁴, Fujio Akita⁴, Masashi Miyamoto⁵, Shinjiro Tari⁵ (1.Meteorological Research Institute, 2.Hokkaido Univ., 3.NIED, 4.GSH, HRO, 5.Sapporo Regional Headquarters, JMA)

*Nakatsuji Shujiro¹, Hiroshi Aoyama¹ (1. Institute of Seismology and Volcanology Hokkaido University)

*Hiroyuki Takayama¹, Tetsuya Yamamoto¹, Shin'ya Onizawa¹ (1.Volcanological Division 1st labolatory, Meteorological Research Institute)

*Tetsuya Yamamoto¹, Hiroyuki Takayama¹, Shin'ya Onizawa¹, Akimichi Takagi¹ (1.Meteorological Research Institute, Japan Meteorological Agency)

*Ryohei Kawaguchi¹ (1.Meteorological Research Institute)

*Hiroko Hagiwara¹, Hidefumi Watanabe¹ (1.Tokyo Metroplitan Government)

*Shinya Nagato¹, Kouichi Uhira¹, Kouji Kato¹, Yuuko Sekiguchi¹ (1.Japan Meteorological Agency)

*tomozo Ono¹, Kenji Nogami², Izumi Sato¹, Taisei Morishita¹, Ichiro Fukuyama¹, Shinichi Yosioka¹, Keisuke Nakamura¹, Hiroyuki Yamano¹ (1.Hydrographic and Oceanographic Department, Japan Coast Guard, 2.Tokyo Institute of Technology)

*Izumi Sato¹, Tomozo Ono¹, Taisei Morishita¹, Shogo Hamasaki¹, Hitomi Takahashi¹, Kenji Nogami² (1.Hydrographic and Oceanographic Department, Japan Coast Guard, 2.Volcanic Fluid Research Center, Tokyo Institute of Technology)

*Yohei Yukutake¹, Mie Ichihara², Ryou Honda¹ (1.Hot Springs Research Institute of Kanagawa Prefecture, 2.Earthquake Research Institute,The University of Tokyo)

*Nozomi Numanami¹, Ryo Miyazaki¹, Takeshi Ohba¹ (1.Department of Chemistry, School of Science, Tokai University)

*Hirokazu Koshida¹, Ryohei Kawaguchi², Kazuhiro Kimura¹, Shingo Utsunomiya¹, Aiko Banbo¹, Koji Kato¹ (1.Japan Meteorological Agency, 2.Meteorological Research Institute)

Mitsuhiro HOSHIBA¹, *Nobuaki Shigeno², Osamu KOBAYASHI¹, Hiroshi TAKAHASHI¹, Jun FUNASAKI¹, Teruki Oikawa², Kenji HAYATSU³ (1.NIIGATA LMO,JMA, 2.JMA, 3.Myoko Volcano Research Laboratory)

Chizuru Totani¹, *Yuta Mitsui² (1.formerly at Faculty of Science, Shizuoka University, 2.Department of Geosciences, Shizuoka University)

*Minoru Takeo¹, Yuta Maeda², Ryunosuke KAZAHAYA³ (1.Earthquake Research Institute, University of Tokyo, 2.Nagoya University, 3.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology)

*Kyoka Ishii¹, Akihiko Yokoo¹, Tsuneomi Kagiyama¹, Takahiro Ohkura¹, Shin Yoshikawa¹, Hiroyuki Inoue¹ (1.Graduate School of Science, Kyoto University)

*Mare Yamamoto¹, Takahiro Ohkura², Satoshi Kaneshima³, Hitoshi Kawakatsu⁴ (1.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University, 2.Aso Volcanological Laboratory, Institute for Geothermal Sciences, Graduate Shcool of Science, Kyoto University, 3.Department of Earth and Planetary Sciences, Kyusyu University, 4.Earthquake Research Institute, University of Tokyo)

*kyoji tani¹, Takahiro Ohkura⁴, Mare Yamamoto², Keiko Kuge³ (1.Graduate School of Science, Kyoto University, 2.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Touhoku University, 3.Department of Geophysics, Graduate School of Science, Kyoto University, 4.Aso Volcanological Lab., Graduate School of Science, Kyoto University)

*ryota nagaishi¹, Toshiaki Hasenaka¹, ATSUSHI YASUDA², Natsumi Hokanishi², Yasushi Mori³ (1.Graduate of Science and Technology, Kumamoto University, 2.Earthquake Reserach Institute, The University of Tokyo, 3.Kitakyushu Museum of Natural History and Human History)

*Genji Saito¹, Osamu Ishizuka¹, Yoshihiro Ishizuka¹, Hideo Hoshizumi¹ (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology)

*Masataka Kawaguchi¹, Toshiaki Hasenaka¹, ATSUSHI YASUDA², Natsumi Hokanishi², Yasushi Mori³ (1.Graduate school of science and technology, Kumamoto University, 2.Earthquake Reserch Institute, the University of Tokyo, 3.Kitakyushu Museum of Natural History and Human History)

*Yutaka Nagaoka¹, Kiwamu Nishida², Yosuke Aoki², Minoru Takeo², Takahiro Ohkura³, Shin Yoshikawa³ (1.Volcanology Research Department, Meteorological Research Institute, 2.Earthquake Research Institute, The Universituy of Tokyo, 3.Aso Volcanological Laboratory , Kyoto University)

*Kaori Tsukamoto¹, Koki Aizawa², Wataru Kanda³, Makoto Uyeshima⁴, Kaori Seki⁵, Takahiro Kishita⁵, Mitsuru Utsugi⁶, Takao Koyama⁴ (1.Department of Earth and Planetary Sciences,Graduate School of Sciences,Kyushu University, 2.Institute of Seismology and Volcanology, Facurity of Sciences, Kyushu University, 3.Volcanic Fluid Research Center, School of Science, Tokyo Institute of Technology, 4.Earthquake Research Institute, University of Tokyo, 5.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 6.Aso Volcanological Lavolatory, Institute of Geothermal Sciences, Graduate School of Sciences, Kyoto University)

*Kaori Morita¹, Takeshi Matsushima¹, Kazunari Uchida¹, Rintaro Miyamachi¹, Yoshiko Teguri¹, Shiori Fujita¹, Manami Nakamoto¹, Hiroshi Shimizu¹, Hitoshi, Y. Mori², Masayuki Murase³, Takahiro Ohkura⁴, Hiroyuki Inoue⁴, Akihiko Yokoo⁴ (1.Kyushu University, 2.Hokkaido University, 3.Nihon University, 4.Kyoto University)

*Masaaki Tsutsui¹, Tetsuo Kobayashi² (1.DIA Consultant Co., Ltd.,, 2.Kagoshima University)

*Yo Kanno¹, Mie Ichihara¹, Maurizio Ripepe², Giorgio Lacanna², Masato Iguchi³ (1.The Earthquake Research Institute, the University of Tokyo, 2.The Department of Earth Sciences, University of Florence, 3.Sakurajima Volcano Research Center, Disaster Prevention Research Institute, Kyoto University)

*Dan Muramatsu¹, Koki Aizawa¹, Akihiko Yokoo² (1.Kyushu University, 2.Kyoto University)

*Takahito Kazama¹, Keigo Yamamoto², Masato Iguchi², Yoichi Fukuda¹ (1.Graduate School of Science, Kyoto University, 2.Disaster Prevention Research Institute, Kyoto University)

*Tomoaki Matsui¹, Keisuke Marumoto¹, Miyu Nakamura¹ (1.Department of Geology, Faculty of Education, Kagoshima University)

*Ryuta FURUKAWA¹, Teruki Oikawa¹ (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology)

*Nobuo Geshi¹, Jun'ichi Itoh¹ (1.Geological Survey of Japan, The National Institute of Advanced Industrial Science and Technology)

*Masaki Nakahashi¹ (1.Seismology and Volcanology Department, Japan Meteorological Agency)

*Rintaro Kamata¹, Shinobu Ando², Satoshi Okuyama³, Tokuro Kodama¹, Kazuhiro Kimura¹ (1.Seismological and Volcanological Department, Japan Meteorological Agency, 2.Seismology and Tsunami Research Department, Meteorological Research Institute, 3.Volcanology Research Department, Meteorological Research Institute)

*Tomokazu Kobayashi¹ (1.GSI of Japan)

*Taketo Okazaki¹, Tsuneomi Kagiyama¹ (1.Graduate School of Science, Kyoto University)

*Taishi Yamada¹, Hiroshi Aoyama² (1.Graduate School of Science, Hokkaido University, 2.Institute of Seismology and Volcanology, Faculty of Science, Hokkaido University)

*Yuta Maeda¹, Hiroyuki Kumagai¹ (1.Nagoya University)

*Kazuya Yamakawa¹, Mie Ichihara¹ (1.Earthquake Research Institute, University of Tokvo)