*Ryosuke Yanagisawa¹, Koichi Sakakibara¹, Hirochika Sumino², Kou Takahashi¹, Nanae Fukushima³, Junichi Yamamoto⁴, Terumi Ejima¹ (1.Faculty of Science, Shinshu University, 2.Research Center for Advanced Science and Technology, The University of Tokyo, 3.Graduate School of Arts and Sciences, The University of Tokyo, 4.Suwa Seiryo high school, Suwa, Nagano)

*Hirochika Sumino^1,2, Masashi NAGAI², Takashi Hirose², Takahiro Miwa², Muga Yaguchi³ (1.Research Center for Advanced Science and Technology, The University of Tokyo, 2.National Research Institute for Earth Science and Disaster Resilience, 3.Meteorological Research Institute)

*Akihiko Terada¹, Kai Wakamatsu¹, Noriaki Mizutani¹, Hirochika Sumino², Tomoya Obase⁴, Takeshi Ohba³, Masanori Takahashi¹, Muga Yaguchi⁵, Yuki Takahashi¹ (1.Volcanic Fluid Research Center, School of Science, Tokyo Institute of Technology, 2.Research Center for Advanced Science and Technology, University of Tokyo, 3.Department of Chemistry, School of Science, Tokai University, 4.Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University, 5.Meteorological Research Institute, Japan Meteorological Agency)

*Hirochika Sumino^1,2 (1.Research Center for Advanced Science and Technology, The University of Tokyo, 2.National Research Institute for Earth Science and Disaster Resilience)

*Masaya Miyoshi¹, Yoshiya Hatanaka¹, Hirochika Sumino², Noritaka Umezaki³, Takashi Sano⁴, Toshiaki Hasenaka⁵ (1.Department of Earth System Science, Faculty of Science, Fukuoka University, 2.Research Center for Advanced Science and Technology, the University of Tokyo, 3.Avance Co., Ltd. , 4.National Museum of Nature and Science, Tokyo, 5.Center for Water Cycle Marine Environment and Disaster Management, Kumamoto University)

*Nanae Fukushima¹, Hirochika Sumino², Tomoaki Morishita³, Juan Miguel Guotana⁴, Ikuya Nishio⁴, Kenichiro Tani⁵, Pedro Waterton⁶, Kristoffer Szilas⁶, Hikaru Sawada⁸, Masafumi Murayama⁷ (1.Graduate School of Arts and Sciences, The University of Tokyo, 2.Research Center for Advanced Science and Technology, The University of Tokyo, 3.School of Geoscience and Civil Engineering, College of Science and Technology, Kanazawa University, 4.Graduate School of Natural Science and Technology, Kanazawa University, 5.Department of Geology and Paleontology, National Museum of Nature and Science, 6.Department of Geosciences and Natural Resource Management, University of Copenhagen, 7.Faculty of Agriculture and Marine Science, Kochi University, 8.Japan Marine Science and Technology Center)

*Lena Yokokura¹, Hirochika Sumino², Takeshi Kuritani¹, Yuuki Hagiwara³, Junji Yamamoto⁴ (1.Hokkaido University, 2.The University of Tokyo, 3.Japan Agency for Marine-Earth Science and Technology, 4.Kyusyu University)

*Hikari Sanatani¹, Masao Fukagawa¹, Dmitry Zedgenizov^2,3, Hirochika Sumino¹ (1.University of Tokyo, 2.Sobolev Institute of Geology and Mineralogy, 3.Novosibirsk State University )

*Hirochika Sumino¹, Masao Fukagawa², Nanae Fukushima², Jie Ren², Nicholas Dygert³ (1.Research Center for Advanced Science and Technology, 2.Graduate School of Arts and Sciences, The University of Tokyo, 3.Department of Earth and Planetary Sciences, University of Tennessee)

*Kazuto Mikuni¹, Naoto Hirano¹, Norikatsu Akizawa², Shiki Machida³, Hirochika Sumino², Akihiro Tamura⁴, Tomoaki Morishita⁴ (1.Tohoku Univ., 2.Univ. Tokyo, 3.Chiba Inst. Tech., 4.Kanazawa Univ.)

*Tomoya Obase^1,2, Hirochika Sumino², Shiki Machida³, Naoto Hirano⁴ (1.Hokkaido University, 2.The University of Tokyo, 3.Chiba Institution of Technology, 4.Tohoku University)