*Kosuke Takami¹, Hiromu Nakagawa¹, Hideo Sagawa², Pia Krause³, Shohei Aoki⁴, Yasumasa Kasaba¹, Isao Murata¹, Shigeto Watanabe⁵, Makoto Taguchi⁶, Takeshi Imamura⁷, Takehiko Satoh⁸, Takeshi Kuroda⁹, Naoki Terada¹ (1.Department of Geophysics, Graduate School of Science, Tohoku University, 2.Faculty of Science, Kyoto Sangyo University, 3.I. Physical Institute, University of Cologne,, 4.Istituto di Astrofisica e Planetologia Spaziali, Istituto Nazionale di AstroFisica, 5.Department of Cosmosciences, Hokkaido University, 6.Department of Physics, Rikkyo University, 7. Department of Complexity Science and Engineering, Graduate School of Frontier Sciences, The University of Tokyo, 8.Japan Aerospace Exploration Agency, Institute of Space and Astronautical Science, 9.National Institute of Information and Communications Technology)