Early-stage structural evolution of the subducting Pacific Plate off Nemuro, Hokkaido, revealed by dense-OBS and MCS seismic imaging

Ryosuke Azuma

Presentation information

[E] Oral

S (Solid Earth Sciences ) » S-CG Complex & General

[S-CG55] Oceanic plate as inputs to subduction zone and the subduction initiation

Thu. May 28, 2026 9:00 AM - 10:30 AM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

Chairperson:Ishizuka Osamu(Geological Survey of Japan, AIST), Akamatsu Yuya(Japan Agency for Marine-Earth Science and Technology), Zhang Jin(Texas A&M University College Station)

10:15 AM - 10:30 AM

[SCG55-06] Early-stage structural evolution of the subducting Pacific Plate off Nemuro, Hokkaido, revealed by dense-OBS and MCS seismic imaging

*Ryosuke Azuma¹, Gou Fujie², Ryota Hino¹, Shuichi Kodaira² (1. Recearch Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University, 2. Japan Agency for Marine-Earth Science and Technology)

Keywords:Pacific Plate, Kuril Trench axial region, Horst and graben structure, OBS and MCS seismic survey, FWI