*Atsushi KAMEI¹, Momo Ichikawa¹, Tomokazu Hokada², Kenichiro Tani³, Ippei Kitano⁴, Sotaro Baba⁵, Nugroho I. Setiawan⁶, Prayath Nantasin⁷, Davaa-ochir Dashbaatar⁸, Yoichi Motoyoshi² (1. Shimane University, 2. National Institute of Polar Research, 3. National Museum of Nature and Science, 4. Hokkaido University, 5. University of the Ryukyus, 6. Universitas Gadjah Mada, 7. Kasetsart University, 8. Mongolian University of Science and Technology)

*Yuji ICHIYAMA¹, Hisatoshi Ito², Akihiro Tamura³, Tomoaki Morishita³ (1. Chiba University, 2. Central Research Institute of ElectricPower Industry, 3. Kanazawa University)

*Susumu UMINO¹, Hiroyuki Tanaka², László Oláh², Dezső Varga⁴, Tomoaki Morishita¹, Yoshihiro Hiramatsu¹, Yuki Kusano³ (1. Kanazawa University, 2. University of Tokyo, 3. AIST, 4. Wigner Research Center for Physics)

*Haruki YAMAZAKI^1,2, Terumi EJIMA^1,2, Yoshiaki KON² (1. Shinshu Univ. Sci., 2. GSJ, AIST)

*Hafiz Ur REHMAN¹, Marimo NAKABAYASHI¹, Yuki OTA¹, Kaushik DAS², Chung Sun LIN³, Hao YANG LEE³, Daisuke YAMASHITA⁴, Hiroshi YAMAMOTO¹ (1. Kagoshima Uni., 2. Hiroshima Uni., 3. IES, Academia Sinica, Taiwan, 4. Satsumasendai Kosh. Mus.)

*Yukiyasu TSUTSUMI¹, Ryo Hasegawa², Yukio Isozaki³ (1. National Museum of Nature and Science, 2. FUJIFILM Business Innovation Corp., 3. Graduate school of Arts and Sciences, University of Tokyo)

*Fumiko HIGASHINO¹, Tetsuo KAWAKAMI¹, Shuhei SAKATA², Shunpei Kudo¹, Yohei IGAMI¹ (1. Kyoto Univ. Sci., 2. Univ. Tokyo)