*Atsushi Hamada^1,2, Yuichiro Kusano³, Bunmei Taguchi¹, Kazuaki Yasunaga¹ (1.Faculty of Sustainable Design, University of Toyama, Toyama, Japan, 2.Center for Environmental Remote Sensing, Chiba University, Chiba, Japan, 3.Graduate School of Science and Engineering, University of Toyama, Toyama, Japan)