*Hirokazu Kawahara^1,2, Hidekazu Yoshida³, Koshi Yamamoto³, Nagayoshi Katsuta⁴, Shoji Nishimoto⁵, Ayako Umemura³, Ryusei Kuma⁶ (1. Graduate School of Environmental Studies, Nagoya University , 2. JOGMEC, 3. Nagoya University Museum, 4. Gifu University, 5. Aichi University, 6. Institute for Space-Earth Environmental Research, Nagoya University)

*Raiki Yamada¹, Sota Niki², Hayato Ueda¹, Takafumi Hirata² (1. Niigata University, 2. University of Tokyo)

*Taku YUTANI¹, Tatsu KUWATANI¹, Kenta YOSHIDA¹, Kenta UEKI¹, Atsushi NAKAO¹, Mitsuhiro TORIUMI¹, Naoto HIRANO² (1. JAMSTEC, 2. Tohoku University)

*Hironobu Harada¹, Tatsuki Tsujimori¹ (1. Tohoku University)

*Atsushi Okamoto¹, Kazuki Yoshida¹, Ryosuke Oyanagi², Masakazu Fujii³, Yasuhiro Niwa⁴, Yasuo Takeichi⁴, Masao Kimura⁴ (1. Tohoku University, 2. Kokushikan University, 3. National Institute of Polar Research, 4. High Energy Accelerator Organization )