*Shin MIYAZAKI¹, Kazuyuki SAITO², Takeshi YAMAZAKI³, Takeshi ISE⁴, Junko MORI¹, Hazuki ARAKIDA⁵, Tomohiro HAJIMA², Masahiro HOSAKA⁶, Yoshihiro IIJIMA², Akihiko ITO⁷, Yojiro MATSUURA⁸, Masashi NIWANO⁶, Ryouta O'ISHI¹, Takeshi OHTA⁹, Hotaek PARK², Atsushi SATO¹⁰, Tetsuo SUEYOSHI², Atsuko SUGIMOTO¹¹, Rikie SUZUKI², Satoru YAMAGUCHI¹⁰, Kei YOSHIMURA¹² (1.National Polar Research Institute, 2.Japan Agency for Marine-Earth Science and Technology, 3.University of Hyogo, 4.Tohoku University, 5.RIKEN, 6.Metorological Research Institute, 7.National Institute for Environmental Studies, 8.Forestry and Forest Products Research Institute, 9.Nagoya University, 10.National Research Institute for Earth Science and Disaster Prevention, 11.Hokkaido University, 12.The University of Tokyo)

*Takayuki YOSHIHARA¹, Hiroki MOTOYOSHI², Takeshi SATO², Satoru YAMAGUCHI², Susumu SAITO¹ (1.Electronic Navigation Research Institute, 2.National Research Institute for Earth Science and Disaster Prevention)