10:45 AM - 11:00 AM
*Hisao Kondo1, Hideki Kurosawa2, Yoko Hirakura2, Keita Takada3, Kohei Abe2, Miwako Ito2, Atsuo Igarashi3, Tetsuya Ikeda3, Atsushi Miwa2 (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 2.OYO Cooperation, 3.Fukken Co., Ltd)