About OKI YASUE
About 新潟大 積雪地域災害研セ
About SATO OSAMU
About 新潟大 積雪地域災害研セ
About AOKI SHIGERU
About 新潟大 積雪地域災害研セ
About Fossa Magna
About Seismic activity
About Structual geology and tectomophysics in general
About フォッサマグナ
About 熱水系
About 起因
About 地震
About 地すべり