*Taishin Okiyama¹, Kanako Seki¹, Yuki Nakamura¹, Robert J. Lillis², Ali Rahmati ², Davin E. Larson², Gina A. DiBraccio³, Nicholas M. Schneider⁴, Sonal K. Jain⁴, Shannon Curry⁴ (1.Graduate School of Science, University of Tokyo, Tokyo, Japan, 2.Space Sciences Laboratory, University of California, Berkeley, California, USA, 3.Solar System Exploration Division, NASA Goddard Space Flight Center, Greenbelt, MD, USA, 4.The University of Colorado at Boulder, Boulder, USA)