About SUGAI TOSHIHIKO
About 日本地理学会発表要旨集
About flood damage
About mudflow deposit damage
About debris flow
About drainage basin
About flood
About heavy rainfall
About typhoon
About heavy rain in August 2014
About Kanto-Tohoku Heavy Rainfall in September 2015
About 平成29年7月九州北部豪雨
About 平成30年7月豪雨
About 令和元年房総半島台風
About 令和元年東日本台風
About 河川システム
About 災害サイクル
About 全国網羅高精細地形分類図
About UAV写真測量
About fluvial systems
About disaster cycle
About nationwide high-resolution landform classification map
About UAV photogrammetry
About Natural disasters
About 大規模
About 土砂災害
About 流域管理
About 地形学