災害リスク評価 (1)

[IV-45] Variations in Disaster Risk Factor in Ibaraki Prefecture Using Gross National Safety for Natural Disasters

*Kyouhei Yasukuni¹, Kazuya Itoh¹, Nobutaka Hiraoka², Tomofumi Koyama³, Mamoru Kikumoto⁴ (1. Tokyo City University Graduate School, 2. Janiosh, 3. Kansai University, 4. Yokohama National University Graduate School)

Keywords:Gross National Safety for natural disasters, Exposure Index, Vulnerability Index, Change over the years