*Jun Nishioka¹, Takenbu Toyota¹, Youhei Yamashita², Koji Suzuki², Aiko Murayama¹, Momoka Imai³, Tomohiro Nakamura¹, Kay I Ohshima¹, Humio Mitsudera¹ (1.Hokkaido University, Institute of low temperature sciences, 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Graduate School of Environmental Science, Hokkaido University)

*YANXU SUN¹, Jun Nishioka¹, Takenobu Toyota¹, Koji Suzuki¹ (1.Hokkaido University)

*Koji Suzuki¹, Yuki Tanoue¹, Pat Wongpan², Peter Strutton², Yuri Fukai¹, Takenobu Toyota¹, Jun Nishioka¹ (1.Hokkaido University, 2.University of Tasmania)

*Takato Negishi¹, Kuo Hong Wong², Hajime Obata³, Jun Nishioka⁴, Taejin Kim⁵, Keisuke Nishitani¹, Asami Mashio², Hiroshi Hasegawa² (1.Graduate School of Natural Science, Kanazawa University, 2.Institute of Science and Engineering, Kanazawa University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Institute of Low Temperature Science, Hokkaido University, 5.Division of Earth Environmental System Sciences, Pukyong National University)

*Yuzo Miyazaki¹, Yunhan Wang^1,2, Eri Tachibana¹, Youhei Yamashita^2,3, Koji Suzuki^2,3, Jun Nishioka¹ (1.Institute of Low Temperature Science, Hokkaido University, 2.Graduate School of Environmental Science., Hokkaido University, 3. Faculty of Environmental Earth Science)

*Minako Kurisu¹, Koji Sugie¹, Fumikazu Taketani¹, Takuma Miyakawa¹, Teruhiko Kashiwabara¹, Katsuhiko Suzuki¹, Kohei Sakata², Jun Nishioka³, Hajime Obata⁴, Tim M. Conway⁵, Yoshio Takahashi⁶ (1.Japan Agency for Marine-Earth Science and Technology, 2.National Institute for Environmental Studies, 3.Institute of Low Temperature Science, Hokkaido University, 4.Atmosphere and Ocean Research Institute, The University of Tokyo, 5.University of South Florida, 6.Graduate school of science, The University of Tokyo)