Yuito Kamada¹, *Kota Katsuki², Yusuke Suganuma³, Heitaro Kaneda⁴, Minoru Ikehara⁵ (1.Shimane University, 2.Estuary Research Center, Shimane University, 3.National Institute of Polar Research, 4.Chuo University, 5.Kochi University)

*Yusuke Suganuma^1,2, Moto Kawamata³, Kazuya Kusahara⁵, Nathaniel A Lifton⁶, Takeshige Ishiwa^1,2, Kota Katsuki⁴, Masakazu Fujii^1,2, Motohiro Hirabayashi¹, Jun'ichi Okuno^1,2 (1.National institute of Polar Research, 2.The Graduate University for Advanced Studies (SOKENDAI), 3.Civil Engineering Research Institute for Cold Region, 4.Shimane University, 5.JAMSTEC, 6.Department of Earth, Atmospheric, and Planetary Sciences, Purdue University)

*Yusuke Suganuma^1,2 (1.National institute of Polar Research, 2.The Graduate University for Advanced Studies (SOKENDAI))

*Takeshige Ishiwa^1,2, Yuki Tokuda³, Kota Katsuki⁴, Satoshi Sasaki⁵, Takuya Itaki⁶, Jun'ichi Okuno^1,2, Yusuke Suganuma^1,2 (1.National Institute of Polar Research, 2.The Graduate University for Advanced Studies (SOKENDAI), 3.Tottori University of Environmental Studies, 4.Shimane University, 5.Nagoya University, 6.National Institute of Advanced Industrial Science and Technology)