*ELENA PETROVA¹、Yury MIRONOV²、Yoji Aoki⁸、Hajime Matsushima³、Satoshi EBINE³、Katsunori Furuya⁴、Anastasia Petrova⁵、Norimasa TAKAYAMA⁶、Hirofumi UEDA⁷ (1.Lomonosov Moscow State University, Faculty of Geography、2.Vernadsky State Geological Museum of the Russian Academy of Sciences、3.Research Faculty of Agriculture, Hokkaido University、4.Graduate School of Horticulture, Chiba University、5.Institute for Oriental Studies of the Russian Academy of Sciences、6.Forestry and Forest Products Research Institute in Japan、7.School of Design, Sapporo City University、8.The open University of Japan)