*Yuto Kajikiya¹, Kosuke Namekata², Yuta Notsu³, Kai Ikuta⁴, Hiroyuki Maehara⁵, Daisaku Nogami², Bunei Sato¹ (1.Institute of Science Tokyo, 2.Kyoto University, 3.University of Colorado Boulder, 4.University of Tokyo, 5.National Astronomical Observatory of Japan)

*Takato Otsu¹, Ayumi Asai¹, Kai Ikuta², Kazunari Shibata³ (1.Astronomical Observatory, Kyoto University, 2.The University of Tokyo, 3.Kwasan Observatory, Kyoto University)

*Kai Ikuta¹, Kosuke Namekata^2,3,4,5, Hiroyuki Maehara⁵, Vladimir Airapetian^3,4, Pascal Petit⁶, Yuta Notsu^7,8, Daisaku Nogami², Kazunari Shibata^2,9, EK Dra collaboration (1.The University of Tokyo, 2.Kyoto University, 3.National Aeronautics and Space Administration (NASA), 4.American University, 5.National Astronomical Observatory of Japan (NAOJ), 6.Université de Toulouse, 7.University of Colorado Boulder, 8.National Solar Observatory, 9.Doshisha University)

*Kiyoe Kawauchi¹, Norio Narita^2,4, Teruyuki Hirano^3,4, Akihiko Fukui², Kai Ikuta², Takayuki Kotani^3,4, Motohide Tamura^2,4 (1.Ritsumeikan University, 2.The University of Tokyo, 3.National Astronomical Observatory of Japan, 4.Astrobiology Center)