*Jun Nishioka¹, Hajime Obata², Hiroshi Ogawa², Ichiro Yasuda² (1.Hokkaido University, Institute of low temperature sciences, 2.The University of Tokyo, Atmosphere and Ocean research institute)

*Youhei Yamashita¹, Jun Nishioka², Hajime Obata³, Hiroshi Ogawa³ (1.Faculty of Environmental Earth Science, Hokkaido University, 2.Institute of Low Temperature Science, Hokkaido University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Kazuhiro Misumi¹, Jun Nishioka², Hajime Obata³, Daisuke Tsumune¹, Tsubono Takaki¹, Matthew C Long⁴, Keith Lindsay⁴, J. Keith Moore⁵ (1.Environmental Science Research Laboratory, Central Research Institute of Electric Power Industry, 2.Institute of Low Temperature Science, Hokkaido University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Climate and Global Dynamics Laboratory, National Center for Atmospheric Research, 5.Department of Earth System Science, University of California at Irvine)

*Yoshiko Kondo^1,2, Yudai Sunahara², Jun Nishioka³, Hajime Obata⁴, Shigenobu Takeda^1,2 (1.Graduate School of Fisheries and Environmental Sciences, Nagasaki University, 2.Faculty of Fisheries, Nagasaki University, 3.Institute of Low Temperature Science, Hokkaido University, 4.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Kuo Hong Wong¹, Hajime Obata¹, Taejin Kim², Yoshiko Kondo³, Jun Nishioka⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Seoul National University, Korea, 3.Nagasaki University, 4.Institute of Low Temperature Science, Hokkaido University)

*Yoshiko Kondo^1,2, Yudai Sunahara², Jun Nishioka³, Hajime Obata⁴, Shigenobu Takeda^1,2 (1.Graduate School of Fisheries and Environmental Sciences, Nagasaki University, 2.Faculty of Fisheries, Nagasaki University, 3.Institute of Low Temperature Science, Hokkaido University, 4.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Kuo Hong Wong¹, Hajime Obata¹, Taejin Kim², Yoshiko Kondo³, Jun Nishioka⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Seoul National University, Korea, 3.Nagasaki University, 4.Institute of Low Temperature Science, Hokkaido University)

*Doi Toshimasa¹, Satoshi Osafune¹, Shuhei Masuda¹, Hajime Obata², Kazuhiro Misumi³, Jun Nishioka⁴ (1.Japan Agency for Marine-Earth Science and Technology, 2.The University of Tokyo, 3.Central Research Institute of Electric Power Industry, 4.Hokkaido University)

*Doi Toshimasa¹, Satoshi Osafune¹, Shuhei Masuda¹, Hajime Obata², Kazuhiro Misumi³, Jun Nishioka⁴ (1.Japan Agency for Marine-Earth Science and Technology, 2.The University of Tokyo, 3.Central Research Institute of Electric Power Industry, 4.Hokkaido University)

*Ma. Teresa Escobar¹, Yama Tomonaga², Hajime Obata¹, Shigenobu Takeda³, Naoto Takahata¹, Yuji Sano¹ (1.Atmosphere and Ocean Research Institute, University of Tokyo, Kashiwanoha, Kashiwa, Chiba, Japan, 2.Eawag,, Swiss Federal Institute of Aquatic Science and Technology, Department of Water Resources and Drinking Water, Überlandstrasse 133 CH-8600 ,Dübendorf, Switzerland, 3.Graduate School of Fisheries and Environmental Sciences, Nagasaki University, Nagasaki, Japan)

*Ma. Teresa Escobar¹, Yama Tomonaga², Hajime Obata¹, Shigenobu Takeda³, Naoto Takahata¹, Yuji Sano¹ (1.Atmosphere and Ocean Research Institute, University of Tokyo, Kashiwanoha, Kashiwa, Chiba, Japan, 2.Eawag,, Swiss Federal Institute of Aquatic Science and Technology, Department of Water Resources and Drinking Water, Überlandstrasse 133 CH-8600 ,Dübendorf, Switzerland, 3.Graduate School of Fisheries and Environmental Sciences, Nagasaki University, Nagasaki, Japan)

*Kazuma Tsuji¹, Masahiro Maruo³, Hajime Obata² (1.Graduate School of Environmental Science, The University of Shiga Prefecture, 2.Atmosphere and Ocean Research Institute, The University of Tokyo, 3.School of Environmental Science, The University of Shiga Prefecture)

*Kazuma Tsuji¹, Masahiro Maruo³, Hajime Obata² (1.Graduate School of Environmental Science, The University of Shiga Prefecture, 2.Atmosphere and Ocean Research Institute, The University of Tokyo, 3.School of Environmental Science, The University of Shiga Prefecture)

*Youhei Yamashita¹, Jun Nishioka², Hajime Obata³, Hiroshi Ogawa³ (1.Faculty of Environmental and Earth Science, 2.Institute of Low Temperature Science, Hokkaido University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Hajime Obata¹, Lutfi M. Firdaus², Asami S. Mashio³, Taejin Kim⁴, Jason McAlister⁵, Toshitaka Gamo¹ (1.Marine inorganic chemistry division, Atmosphere and Ocean Research Institute, University of Tokyo, 2.Graduate School of Science Education, University of Bengkulu, Bengkulu, Indonesia, 3.College of Science and Engineering, Kanazawa University, Kanazawa, Japan, 4.School of Earth and Environmental Sciences, Seoul National University, Korea, 5.Department of Earth, Ocean, and Atmospheric Sciences, University of British Columbia, Canada)

*Hajime Obata¹, Lutfi M. Firdaus², Asami S. Mashio³, Taejin Kim⁴, Jason McAlister⁵, Toshitaka Gamo¹ (1.Marine inorganic chemistry division, Atmosphere and Ocean Research Institute, University of Tokyo, 2.Graduate School of Science Education, University of Bengkulu, Bengkulu, Indonesia, 3.College of Science and Engineering, Kanazawa University, Kanazawa, Japan, 4.School of Earth and Environmental Sciences, Seoul National University, Korea, 5.Department of Earth, Ocean, and Atmospheric Sciences, University of British Columbia, Canada)