10:00 AM - 10:15 AM
*Takeshi TERUI1, Takeshi SUGIMURA1, Takeshi TAMURA1, Daisuke SIMIZU1, Keishi SHIMADA2, Hironori YABUKI3 (1.National Institute of Polar Research, 2.Tokyo University of Marine Science and Technology, 3.Japan Agency for Marine-Earth Science and Technology)