*Koichi Sakakibara¹, Anji Kanai², Keisuke Suzuki³ (1.Department of Environmental Sciences, Faculty of Science, Shinshu University, 2.Graduate School of Science and Technology, Shinshu University, 3.Research Center for Mountain Environment, Shinshu University)

*Miku Ishibashi¹, Koichi Sakakibara², Takashi Nakamura³, Hiroshi Ono⁴, Makoto Yukihiro¹, Keisuke Suzuki⁵ (1.Graduate School of Science and Technology, Shinshu University, 2.Faculty of Science, Shinshu University, 3.Interdisciplinary Centre for River Basin Environment, University of Yamanashi, 4.Faculty of Agriculture, Shinshu University, 5.Research Center for Mountain Environment, Shinshu University)

*Ryosuke Yanagisawa¹, Koichi Sakakibara¹, Hirochika Sumino², Nanae Fukushima³, Kou Takahashi¹, Junichi Yamamoto⁴, Terumi Ejima¹ (1.Faculty of Science, Shinshu University, 2.Research Center for Advanced Science and Technology, The University of Tokyo, 3.Graduate School of Arts and Sciences, The University of Tokyo, 4.Suwa Seiryo high school, Suwa, Nagano)

*Hikaru Kondo¹, Motoshi Nishimura², Akihiko SASAKI³, Koichi Sakakibara¹, Keisuke Suzuki⁴ (1.Department of Environmental Sciences, Faculty of Science, Shinshu University, 2.Arctic Observation Center, National Institute of Polar Research, 3.Department of Geography and Environmental Studies, Kokushikan University, 4.Research Center for Mountain Environment, Shinshu University)

*Hirokatsu Kaneko¹, Motoshi Nishimura², Akihiko SASAKI³, Koichi Sakakibara⁴, Keisuke Suzuki⁵ (1.Graduate School of Science and Technology, Shinshu University, 2.National Institute of Polar Research, 3.Kokushikan University, 4.Shinshu University, 5.Research Center for Mountain Environment, Shinshu University)

*Yutaro Nagata¹, Yuichi Onda², Koichi Sakakibara³, Junko Takahashi², Tsubasa Hiramatsu³ (1.College of Geoscience, School of Life and Environmental Sciences, University of Tsukuba, 2.Center for Research in Radiation, Isotopes, and Earth System Sciences, 3.Department of Environmental Sciences, Faculty of Science, Shinshu University)