About HADANO KESAYOSHI
About 山口大 大学院理工学研究科
About flood damage
About local severe rain
About Yamaguchi prefecture
About Shimane prefecture
About disaster recovery
About mudflow deposit damage
About amount of rainfall
About fracture
About river levee
About blocking
About river channel
About flood
About river channel blockade
About heavy rain disaster
About flooding disaster
About dyke break
About River construction work
About Natural disasters
About 豪雨災害
About 復旧
About 山口
About 島根