4:30 PM - 4:45 PM
*Masashi Niwano1, Teruo Aoki1, Katsuyuki Kuchiki1, Sumito Matoba2, Yuji Kodama3, Tanikawa Tomonori1 (1.Meteorological Research Institute, 2.Institute of Low Temperature Science, Hokkaido University, 3.National Institute of Polar Research)