Kuang-tsung CHANG¹, *Chun-te LIN¹, Miau-bin SU², Min-chieh CHENG¹ (1.Department of Soil and Water Conservation, National Chung Hsing University, Taichung 402, Taiwan., 2.Department of Civil Engineering , National Chung Hsing University, Taichung 402, Taiwan)

*Toshihiro ASAHINA¹ (1.PASCO CORPORATION)

*Haruka TSUNETAKA¹, Norifumi HOTTA¹, Fumitoshi IMAIZUMI², Yuichi S. HAYAKAWA³ (1.Life and Environmental Sciences, University of Tsukuba, 2.Graduate School of Agriculture, Shizuoka University, 3.Center for Spatial Information Science, The University of Tokyo)

*Chi-yueh LIAO¹, Ching-weei LIN² (1.)Disaster Prevention Research Center National Cheng Kung University, 2.Department of Earth Sciences National Cheng Kung University Tainan Taiwan)