*Pedro Marcos Rendel¹, Bruce William Mountain¹ (1. GNS Science, Wairakei Research Centre (New Zealand))

*Luis Salalá¹, Noriaki Watanabe¹, Atsushi Okamoto¹, Noriyoshi Tsuchiya¹ (1. Department of Environmental Studies for Advanced Society, Graduate School of Environmental Studies, Tohoku University (Japan))

*Vani Novita Alviani¹, Nobuo Hirano¹, Noriaki Watanabe¹, Noriyoshi Tsuchiya¹ (1. Graduate School of Environmental Studies, Tohoku University (Japan))

*Yutaro Shimada¹, Akira Tomigashi¹, Youhei Uchida¹ (1. National Institute of Advanced Industrial Science and Technology (Japan))

*Noel Reynaldo Lopez¹, Marvin Oziel Garcia², Hiroyuki Yamagishi¹, Nobuo Hirano¹ (1. Tohoku University (Japan), 2. LaGeo S.A. de C.V. (El Salvador))

*Carlos Andrés Asunción¹, Osmany Aparicio¹, Kazuya Ishitsuka², Itsushi Okamoto¹, Noriyoshi Tsuchiya¹ (1. Tohoku University (Japan), 2. Kyoto University (Japan))

*Hazirah Hanim Binti Zaharuddin¹, Vani Novita Alviani¹, Hiromi Kubota¹, Noriyoshi Tsuchiya¹ (1. Tohoku University (Japan))

*Takashi Akatsuka^1,3, Masaoki Uno¹, Noriyoshi Tsuchiya¹, Norihiro Watanabe², Takeshi Sugimoto³ (1. Tohoku Univ. (Japan), 2. National Institute of Advanced Industrial Science and Technology (Japan), 3. Geothermal Engineering Co., Ltd. (Japan))

*Dian Darisma^1,2, Yusuke Mukuhira³, Naoki Aoyogi⁴, Kyosuke Okamoto⁴, Takuya Ishibashi⁴, Hiroshi Asanuma⁴, Takatoshi Ito³ (1. Graduate School of Environmental Studies, Tohoku University (Japan), 2. Department of Geophysical Engineering, Universitas Syiah Kuala (Indonesia), 3. Institute of Fluid Science, Tohoku University (Japan), 4. AIST-FREA (Japan))

*Shuhei Fujiwara¹, Atsushi Okamoto¹, Masaoki Uno¹, Kazuki Yoshida¹, Tomohiro Ishii², Masao Kimura² (1. Tohoku University (Japan), 2. High Energy Accelerator Research Organization (Japan))

*Masayoshi Hoshida¹ (1. Tohoku university (Japan))