*Hideaki Yanagisawa¹, Ikuo Abe², Toshitaka Baba³, Ken Ikehara⁴ (1.Department of regional Management, Faculty of Liberal Arts, Tohoku Gakuin University, 2.Faculty of Social and Environmental Studies, Department of Social and Environmental Studies, Tokoha University, 3.Graduate School of Technology, Industrial and Social Sciences, Tokushima University, 4.Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Technology)

*Katsumi Kasai¹, Kazuhisa Goto¹, Hideaki Yanagisawa² (1.The University of Tokyo, 2.Tohoku Gakuin University)