*Satoko SAITA1, Shigeru FUJITA2, Akira KADOKURA3, Takashi TANAKA4, Akira sessai YUKIMATU3, Yoshimasa TANAKA3, Shinichi OHTANI5, Ken T. MURATA6, Tomoyuki HIGUCHI7
(1.National Institute of Technology, Kitakyushu College, 2.Meteorological College, Japan Meteorological Agency, 3.National Institute of Polar Research, 4.International Center for Space Weather Science and Education, Kyushu University, 5.The Johns Hopkins University Applied Physics Laboratory, 6.National Institute of Information and Communications Technology, 7.The Institute of Statistical Mathematics)