Wed. May 24, 2023 1:45 PM - 3:00 PM 202 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-TT Technology & Techniques

[S-TT40] Airborne surveys and monitoring of the Earth

1:45 PM - 2:00 PM

[STT40-01] 3D aeromagnetic imaging of the shallow subsurface structure of western flanks of Aso volcano, Kyushu Japan for evaluation of risks of slope failures

*Shigeo Okuma¹, Ayumu Miyakawa¹, Hikari Yonakura¹, Keiichi Sakaguchi¹, Hideo Hoshizumi¹, Tomoya Abe¹, Daisaku Kawabata¹, Yoshinori MIYACHI¹ (1.Geological Survey of Japan, AIST)

2:15 PM - 2:30 PM

[STT40-03] An aeromagnetic survey using an unmanned aerial vehicle over Azuma Volcano

*Hikari Yonakura^1,2, Masahiro Ichiki¹, Shigeo Okuma², Ayumu Miyakawa², Ryo Tanaka³, Toshiki Kaida¹, Ayuta Tsuge³, Toyonobu Ota⁴, Takeshi Hashimoto³ (1.Tohoku University, 2.Advanced Industrial Science and Technology, 3.Hokkaido University, 4.Tierra Tecnica)

Thu. May 25, 2023 3:30 PM - 4:45 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

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

[S-CG45] Science of slow-to-fast earthquakes

3:45 PM - 4:00 PM

[SCG45-28] Pore fluid overpressures estimated from geometric data of crack-seal extension veins in subduction mélange

*Makoto Otsubo¹, Kohtaro Ujiie², Ayumu Miyakawa¹ (1.Geological Survey of Japan/AIST, 2.University of Tsukuba)

Fri. May 26, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (16) (Online Poster)

[E] Online Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG45] Science of slow-to-fast earthquakes

10:45 AM - 12:15 PM

[SCG45-P07] Brittle deformation to ductile deformation in subduction zone: numerical simulation for deformation on sediments and oceanic basalts

*Ayumu Miyakawa¹, Hanaya Okuda² (1.Geological Survey of Japan, AIST, 2.Atmosphere and Ocean Research Institute, The University of Tokyo)

10:45 AM - 12:15 PM

[SCG45-P15] Kilometre-scale fracturing originating in ductile deformation along the down-dip extension of seismogenic fault domain

*Thomas Jing Yi Yeo^1,2, Norio Shigematsu², Tatsuya Sumita², Simon Richard Wallis¹, Takuma Katori^3,4, Ayumu Miyakawa² (1.Department of Earth and Planetary Science, Graduate School of Science, Tokyo University , 2.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, AIST , 3.Fossa Magna Museum, 4.Department of Environmental Science and Technology, Graduate School of Science & Technology, Niigata University)

Tue. May 23, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (4) (Online Poster)

[E] Online Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG46] Shallow and intermediate depth intraslab earthquakes: seismogenesis and rheology of the slab

1:45 PM - 3:15 PM

[SCG46-P03] Stress accumulation in viscoelastic splay fault and subducting oceanic crust: its effect to intraslab earthquakes

*Tomoya Muramoto^1,2, Yoshihiro Ito¹, Ayumu Miyakawa³, Noriyuki Furuichi² (1.Research Center for Earthquake Hazards, Disaster Prevention Research Institute, Kyoto University, 2.National Metrology Institute of Japan (NMIJ), National Institute of Advanced Industrial Science and Technology (AIST), 3.Geological Survey of Japan (GSJ), National Institute of Advanced Industrial Science and Technology (AIST))

Tue. May 23, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (6) (Online Poster)

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

[S-CG63] Oceanic plate as inputs to subduction zone: evolution process of the oceanic plate

1:45 PM - 3:15 PM

[SCG63-P02] Shallow crustal structure and slip tendency of normal faults
in the outer rise of the Japan Trench

*YUE SUN¹, Ayumu Miyakawa², Koichiro Obana³, Ehsan Jamali Hondori⁴, Jin-Oh Park¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.AIST (Advanced Industrial Science and Technology), 3.JAMSTEC (Japan Agency for Marine-Earth Science and Technology), 4.Geoscience Enterprise)

Wed. May 24, 2023 9:00 AM - 10:30 AM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS15] Paleoclimatology and Paleoceanography

10:08 AM - 10:30 AM

[MIS15-24] Microfossil DX: Initiatives for automated high-throughput classification of radiolarian fossils

★Invited Papers

*Takuya Itaki¹, Ayumu Miyakawa¹ (1.Geological Survey of Japan, AIST)

Ayumu Miyakawa

Speaker, Author, Co-Author

★Invited Papers