*Yujin Kitamura¹, Takashi Tomiyasu¹, Daigo Ito², Ryoga Kimura², Yuki Tamachi², Kuniyo Kawabata³, Yuta Ikebata⁴, Ryoya Goto⁵, Koki Hori⁴, Hakuho-maru KH-18-3 Scientists (1.Department of Earth and Environmental Sciences, Graduate School of Science and Engineering, Kagoshima University, 2.Department of Earth and Environmental Sciences, Faculty of Science, Kagoshima University, 3.Institute for Comprehensive Education, Kagoshima University, 4.Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University, 5.Graduate School of Frontier Sciences, The University of Tokyo)

*Ryoya Goto¹, Toshitsugu Yamazaki¹, Natsumi Okutsu^1,2, Juichiro Ashi¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology)