Title:
Damage investigation of 2019 the Off the Yamagata Prefecture earthquake, M_j6.7

Authour:
Yukiko KOJIMA¹, Takaaki IKEDA², Takumi MATSUMOTO³ and Atsuya MINAGAWA⁴

¹Member of JSCE, Assistant professor, Dept. of Civil engineering, National Institute of Technology, Nagaoka College
²Member of JSCE, Professor, Dept. of Civil and Environmental engineering, Nagaoka University of Technology
³Graduate student, Dept. of Civil and Environmental engineering, Nagaoka University of Technology
⁴Graduate student, Dept. of Civil and Environmental engineering, Nagaoka University of Technology

Key Facts
・Hazard Type: Earthquake
・Date of the disaster: June 18th, 2019
・Location of the survey: Murakami City, Niigata Prefecture, Tsuruoka City, Yamagata Prefecture
・Date of the field survey (if any): June 20th, 2019
・Survey tools (if any): Digital camera, Map, GPS

Key findings:
1)Seismic intensity 6+ was observed in this earthquake, but there was no major damage.
2)Main damage was tile roof damage of wooden houses.
3)Damage situation of tile roof was different even in a narrow area

Key Words: Off the Yamagata Prefecture earthquake, Earthquake damage investigation, tile roof, Aerial photograph, Site amplification characteristicsKey Facts:

Paper: PDF 1,533KB

Title:
Runouts of landslide masses detached in the 2018 Hokkaido Eastern Iburi Earthquake

Authour:
Kazuo KONAGAI¹, Alessandra Mayumi NAKATA²

¹Fellow of JSCE, Professor Emeritus, University of Tokyo, Japan
²Member of JSCE, Researcher, International Consortium on Landslides, Japan

Key Facts:
・Hazard Type: Earthquake
・Date of disaster: Sept. 6th, 2018
・Location of Survey: Iburi, Hokkaido, Japan
・Date of the field survey: Nov. 13th to 17th, 2018
・Survey tools: GPS receivers, UAV

Title:
Large ground deformations caused by the 2018 Hokkaido Eastern Iburi Earthquake

Authour:
Kazuo KONAGAI¹, Seiji NISHIYAMA², Kanta OHISHI³, Daiki KODAMA⁴, Yuki NANNO⁵

¹Fellow of JSCE, Professor Emeritus, University of Tokyo, Japan
²Member of JSCE, Head, Urban Infra & Engineering Division, Nikken Sekkei Civil Engineering Ltd., Japan
³Member of JSCE, Urban Infra & Engineering Division, Nikken Sekkei Civil Engineering Ltd., Japan
⁴Urban Infra & Engineering Division, Nikken Sekkei Civil Engineering Ltd., Japan
⁵Urban Infra & Engineering Division, Nikken Sekkei Civil Engineering Ltd., Japan,

Title:
Site Investigation of the Sarpole-Zahab Earthquake, Mw 7.3 in SW Iran of November 12, 2017

Authour:
Masakatsu MIYAJIMA¹, Abdolhossein FALLAHI², Toshikazu IKEMOTO³, Meghdad SAMAEI⁴, Sadra KARIMZADEH⁵, Hendra SETIAWAN⁶, Farzad TALEBI⁷, Jafar KARASHI⁸

¹Professor, School of Geosciences and Civil Engineering, Kanazawa University,Kanazawa, Japan
²Assistant Professor, Azarbaijan Shahid Madani University, Tabriz, Iran
³Associate Professor, School of Geosciences and Civil Engineering, Kanazawa University, Kanazawa
⁴Doctor of Eng. graduated from Kanazawa University, Tehran, Iran
⁵JSPS research fellow, Dept. of Architecture and Building Eng., Tokyo Institute of Technology, Yokohama, Japan,
⁶Doctor candidate, Kanazawa University, Kanazawa, Japan
⁷Doctor candidate, Kyoto University, Kyoto, Japan
⁸Master of Eng. graduated from Azarbaijan Shahid Madani University, Tabriz, Iran

Title:
Reconnaissance of the 2017 Central Mexico Earthquake

Authour:
Yolanda ALBERTO¹, Hiroyuki KYOKAWA², Masahide OTSUBO³, Takashi KIYOTA⁴ and Ikuo TOWHATA⁵

¹Member of JSCE, Assistant Professor, GWP, Graduate School of Engineering, University of Tokyo
²Member of JSCE, Assistant Professor, Dept. of Civil Eng., University of Tokyo
³Member of JSCE, Research Associate, Inst. Industrial Science, University of Tokyo
⁴Member of JSCE, Associate Professor, Inst. Industrial Science, University of Tokyo
⁵Fellow of JSCE, Visiting Professor, Dept. of Civil Eng., Kanto Gakuin University