About NAKAI SHINJI
About HYODO MASAYUKI
About 山口大 大学院創成科学研究科
About Hiroshima prefecture
About mudflow deposit damage
About Masa
About granite
About weathering
About erosion (corrosion)
About Groundwater
About Inner zone of Southwest Japan
About surface course
About slope failure
About debris flow
About Chugoku District
About ground
About weathered granite
About Civil engineering geology and hydrogeology in general
About Natural disasters
About 地域
About 地盤特性
About 西日本
About 中国
About 地方
About 広島
About 周辺
About 土砂災害