9:45 AM - 10:00 AM
*Kazuhiko Nakamura1, Toshiaki Owari2, Daisuke Sakaue2, Keisuke Toyama3 (1.Center for Spatial Information Science, The University of Tokyo, 2.The University of Tokyo Hokkaido Forest, University Forests, Graduate School of Agricultural and Life Sciences, the University of Tokyo, 3.The University of Tokyo Chiba Forest, University Forests, Graduate School of Agricultural and Life Sciences, the University of Tokyo)