Sun. May 22, 2022 10:45 AM - 12:15 PM 202 (International Conference Hall, Makuhari Messe)

[J] Oral
| H (Human Geosciences )
| H-QR Quaternary research

[H-QR04] Quaternary, Diachronic dynamics of human-environment interactions

11:00 AM - 11:15 AM

[HQR04-02] Trace of Lower Pleistocene Kazusa Group from the Tama Hills to the south part of the Musashino Uplands, NE Japan

*Takehiko Suzuki¹, Junichi Sato¹, Tatsuki Watanabe¹, Kuniki Kokubun², Shinichi Kawashima², Masabumi Kawai², Toshio Nakayama² (1.Faculty of Urban Environmental Sciences, Tokyo Metropolitan University, 2.Civil Engineering Support and Training Center, Tokyo Metropolitan Government)

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)