JpGU-AGU Joint Meeting 2017

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[JJ] Oral

H (Human Geosciences) » H-CG Complex & General

[H-CG37] [JJ] Active fault and disaster mitigation learned from 2016 Kumamoto earthquake

Sun. May 21, 2017 9:00 AM - 10:30 AM A02 (Tokyo Bay Makuhari Hall)

convener:Yasuhiro Suzuki(Nagoya University), Hiroyuki Fujiwara(National Research Institute for Earth Science and Disaster Prevention), Yoshiaki Hisada(Kogakuin University, School of Architecture), Toshitaka Kamai(Disaster Prevension Research Institute, Kyoto University), Chairperson:Toshitaka Kamai(Disaster Prevention Research Institute, Kyoto University), Chairperson:Hiroyuki Fujiwara(National Research Institute for Earth Science and Disaster Prevention)

9:40 AM - 9:55 AM

[HCG37-08] Geomorphological and geological features of landslide deposits caused by the 2016 Kumamoto earthquake at the western part of Aso Volcano

*Ken-ichi Nishiyama1, Masayuki Torii3, Mitsuru Okuno2 (1.Graduate School of Science & Technology, Tokushima University, 2.Faculty of Science, Fukuoka University, 3.Graduate School of Science & Technology, Kumamoto University)

Keywords:Kumamoto earthquake, Aso volcano, landslide

The Kumamoto earthquake (Mj=7.3) on April 16, 2016 triggered many landslides at the slope of Aso Volcano. The main shock triggered more than 100 landslides of loam deposits. Earthquake-induced earthflow deposits consists of loam blocks flowed relatively long distance along the San-odani River.