Atsuko Nonomura Faculty of Engineering, Kagawa university, Takamatsu, Kagawa, Japan
Suichi Hasegawa Faculty of Engineering, Kagawa university, Takamatsu, Kagawa, Japan
Ranjan Kumar Dahal Department of Geology, Tri-Chandra Campus, Tribhuvan University, Kathmandu Nepal Nepal
T. Chiba Asia Air Survey, 6-14-1 Nishi-shinjuku, Shinjuku-ku, Tokyo, Japan
Takeo Tadono Earth Observation Research Center, Japan Aerospace Exploration Agency, Tsukuba, Ibaraki, Japan