[H-DS14] Geohazards in humid, tectonically active countries and their precursors

10:45 AM - 11:00 AM

[HDS14-01] The sources of landslides occurred by the 2018 Hokkaido Eastern Iburi Earthquake

*Satoshi Ishimaru¹, Wataru Hirose¹, Gentaro Kawakami¹, Ryo Takahashi¹, Yoshihiro Kase¹, Ken'ichi Koshimizu¹, Hiromichi Koyasu¹, Masahiro Chigira², Jun Tajika³ (1.Geological Survey of Hokkaido, 2.Kyoto University, 3.Docon Co., Ltd.)

11:00 AM - 11:15 AM

[HDS14-02] Feature of landslide of pyroclastic fall deposits induced by 2018 Hokkaido Eastern Iburi Earthquake, and its relation with damage

*Jun Tajika¹, Kazuo Amemiya², Masahiro Chigira³, Satoshi Ishimaru⁴, Akio Koike¹, Hidetoshi Kon¹, Kenji Kizaki⁵, Nobuo Yamane⁶ (1.Docon Co.,Ltd., 2.Bousai Chishitsu Kogyo Co.,Ltd., 3.Kyoto University, 4.Geological Survey of Hokkaido, HRO, 5.Kizaki PE Office, 6.Terre Research Co.)

Mon. May 27, 2019 3:30 PM - 5:00 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| H (Human Geosciences )
| H-DS Disaster geosciences

[H-DS14] Geohazards in humid, tectonically active countries and their precursors

[HDS14-P10] Geological features of landslides of pyroclastic fall deposits induced by the 2018 Eastern Iburi Earthquake and other previous earthquakes

*Masahiro Chigira¹, Jun Tajika³, Satoshi Ishimaru², Takehiko Suzuki⁴ (1.Disaster Prevention Research Institute, Kyoto University, 2.Hokkaido Geological Survey, Hokkaido Research Organization, 3.Docon Co. Ltd, 4.Tokyo Metropolitan University)

Mon. May 27, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| H (Human Geosciences )
| H-DS Disaster geosciences

[H-DS14] Geohazards in humid, tectonically active countries and their precursors

[HDS14-P10] Geological features of landslides of pyroclastic fall deposits induced by the 2018 Eastern Iburi Earthquake and other previous earthquakes

*Masahiro Chigira¹, Jun Tajika³, Satoshi Ishimaru², Takehiko Suzuki⁴ (1.Disaster Prevention Research Institute, Kyoto University, 2.Hokkaido Geological Survey, Hokkaido Research Organization, 3.Docon Co. Ltd, 4.Tokyo Metropolitan University)

Tue. May 28, 2019 1:45 PM - 3:15 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-SS Seismology

[S-SS15] Active faults and paleoseismology

[SSS15-P01] Paleoseismicity of Atsuma Town , Hokkaido: Evidence from landslide deposits

*Jun Tajika¹, Tetsuya Inui² (1.Docon Co.,Ltd., 2.Board of Education, Atsuma Town)

Tue. May 28, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-SS Seismology

[S-SS15] Active faults and paleoseismology

[SSS15-P01] Paleoseismicity of Atsuma Town , Hokkaido: Evidence from landslide deposits

*Jun Tajika¹, Tetsuya Inui² (1.Docon Co.,Ltd., 2.Board of Education, Atsuma Town)

Mon. May 27, 2019 9:00 AM - 10:30 AM A09 (TOKYO BAY MAKUHARI HALL)

[J] Oral
| S (Solid Earth Sciences )
| S-GL Geology

[S-GL28] Regional geology and tectonics

9:15 AM - 9:30 AM

[SGL28-02] Tectonic significance of new Zircon U-Pb ages of sedimentary complexes in the northern Hidaka Belt, central Hokkaido, northern Japan

*Futoshi Nanayama^1,5, Toru Yamasaki¹, Jun Tajika², Hideki Iwano³, Tohru Danhara³, Takafumi Hirata⁴ (1.Geological Survey of Japan, AIST, 2.Docon Co. Ltd, 3.Kyoto Fission-Track Co.Ltd, 4.Tokyo Univ., 5.CWMD, Kumamoto Univ.)

9:30 AM - 9:45 AM

[SGL28-03] New age constraints and tectonic significance of Late Oligocene marine biosiliceous deposits in the Hidaka Belt, northeastern Hokkaido, northern Japan

*Futoshi Nanayama^1,6, Hiroshi Kurita², Toru Yamasaki¹, Jun Tajika³, Hideki Iwano⁴, Tohru Danhara⁴, Takafumi Hirata⁵ (1.Geological Survey of Japan, AIST, 2.Niigata Univ., 3.Docon Co. Ltd, 4.Kyoto Fission-Track Co. Ltd, 5.Tokyo Univ., 6.CWMD, Kumamoto Univ.)

Jun Tajika

Speaker, Author, Co-Author