[H-GM03] Geomorphology

11:00 AM - 1:00 PM

[HGM03-P05] Roundness change of gravel particle along the rivers based on image analysis: a case study of Joganji, Sagami and Shimanto rivers

*Daisuke Ishimura¹, Takayuki Takahashi² (1.Department of Geography, Tokyo Metropolitan University, 2.International Research Institute of Disaster Science, Tohoku University)

Mon. May 23, 2022 1:45 PM - 3:15 PM 201B (International Conference Hall, Makuhari Messe)

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

[H-DS11] Geohazards in humid, tectonically active countries and their precursors

2:15 PM - 2:30 PM

[HDS11-03] Formation age of liner depression from tephrochronology on the Sekita Mountains, central Japan.

*Tatsuki Watanabe¹, Daisuke Ishimura¹, Junichi Sato¹, Yoshiya Nakamura², Takehiko Suzuki¹ (1.Department of Geography, Tokyo Metropolitan University, 2.Department of Geography, Tokyo Metropolitan University.)

Wed. May 25, 2022 3:30 PM - 5:00 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC31] Active Volcanism

3:30 PM - 3:45 PM

[SVC31-17] Did drifted pumices on the Sanohama beach, the southeastern part of the Izu-Oshima Island derive from the 2021 Fukutoku-Oka-no-Ba eruption, Japan?

*Kaori Aoki¹, Reona Hiramine², Daisuke Ishimura^2,1, Tatsuki Watanabe², Takehiko Suzuki^2,1 (1.Research Center for Volcanic Hazards and Their Mitigation, Tokyo Metropolitan University, 2.Department of Geography, Tokyo Metropolitan University)

3:45 PM - 4:00 PM

[SVC31-18] Date, amount, and size distribution of washed-up pumice clasts erupted from Fukutoku-Oka-no-Ba in 2021

*Reona Hiramine¹, Daisuke Ishimura¹, Kaori Aoki², Takehiko Suzuki¹, Tsutomu Soda³, Tatsuki Watanabe¹, Motoko Yamada⁴, Toshihiko Ichihara^5,6, Keitaro Yamada⁷ (1.Department of Geography, Tokyo Metropolitan University, 2.Research Center for Volcanic Hazards and Their Mitigation, Tokyo Metropolitan University, 3.Institute of Tephrochronology for Nature and History Co., Ltd., 4.Department of Geography, Tokyo Metropolitan University., 5.Sedimentary Environments Research, 6.Research Center for Coastal Seafloor, Kyushu Universit, 7.Research Centre for Palaeoclimatology, Ritsumeikan University)

Fri. May 27, 2022 3:30 PM - 5:00 PM 301A (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG52] Dynamics in mobile belts

3:30 PM - 3:45 PM

[SCG52-19] Crustal movements since 100 ka along the Sanriku coast from geomorphology/geology studied after the 2011 Tohoku-oki earthquake

★Invited Papers

*Yuichi Niwa¹, Daisuke Ishimura² (1.Faculty of Economics, Keio University, 2.Department of Geography, Tokyo Metropolitan University)

Daisuke Ishimura

Speaker, Author, Co-Author

★Invited Papers