Evidence map›Paper›PMID 37730797›Full record

ArticleNature communications2023

Upper-plate conduits linked to plate boundary that hosts slow earthquakes.

Ryuta Arai, Seiichi Miura, Yasuyuki Nakamura, Gou Fujie, Shuichi Kodaira, Yuka Kaiho, Kimihiro Mochizuki, Rie Nakata, Masataka Kinoshita, Yoshitaka Hashimoto and 2 more

Abstract read
In one paragraph

Article in Nature communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Article
  2. Abundant fluids in southern Kumano Basin linked to fluid source and slow earthquakes at the plate boundary in the Nankai Trough.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  3. Article
  4. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

Ryuta AraiResearch Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 3173-25 Showa-machi, Kanazawa-ku, Yokohama, Kanagawa, 236-0001, Japan. ryuta@jamstec.go.jp.ORCID http://orcid.org/0000-0002-0030-0754
Seiichi MiuraResearch Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 3173-25 Showa-machi, Kanazawa-ku, Yokohama, Kanagawa, 236-0001, Japan.ORCID http://orcid.org/0000-0002-9009-6039
Yasuyuki NakamuraResearch Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 3173-25 Showa-machi, Kanazawa-ku, Yokohama, Kanagawa, 236-0001, Japan.ORCID http://orcid.org/0000-0001-6750-2791
Gou FujieResearch Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 3173-25 Showa-machi, Kanazawa-ku, Yokohama, Kanagawa, 236-0001, Japan.
Shuichi KodairaResearch Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 3173-25 Showa-machi, Kanazawa-ku, Yokohama, Kanagawa, 236-0001, Japan.ORCID http://orcid.org/0000-0002-5774-2561
Yuka KaihoResearch Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 3173-25 Showa-machi, Kanazawa-ku, Yokohama, Kanagawa, 236-0001, Japan.
Kimihiro MochizukiEarthquake Research Institute, The University of Tokyo, 1-1-1 Yayoi Bunkyo-ku, Tokyo, 113-0032, Japan.ORCID http://orcid.org/0000-0001-6126-135X
Rie NakataEarthquake Research Institute, The University of Tokyo, 1-1-1 Yayoi Bunkyo-ku, Tokyo, 113-0032, Japan.
Masataka KinoshitaEarthquake Research Institute, The University of Tokyo, 1-1-1 Yayoi Bunkyo-ku, Tokyo, 113-0032, Japan.
Yoshitaka HashimotoFaculty of Science and Technology, Kochi University, Akebonocho 2-5-1, Kochi, 780-8520, Japan.ORCID http://orcid.org/0000-0002-8777-8426
Yohei HamadaKochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 200 Monobe Otsu Nankoku, Kochi, 783-8502, Japan.
Kyoko OkinoAtmosphere and Ocean Research Institute, The University of Tokyo, 5-1-5 Kashiwanoha Kashiwa, Chiba, 277-8564, Japan.ORCID http://orcid.org/0000-0001-7070-7982

Funding

MEXT | Japan Society for the Promotion of Science (JSPS) 16H06475MEXT | Japan Society for the Promotion of Science (JSPS) 19H04629MEXT | Japan Society for the Promotion of Science (JSPS) 22K03789
6 · The paper itself

Abstract

In shallow subduction zones, fluid behavior impacts various geodynamic processes capable of regulating slip behaviors and forming mud volcanoes. However, evidence of structures that control the fluid transfer within an overriding plate is limited and the physical properties at the source faults of slow earthquakes are poorly understood. Here we present high-resolution seismic velocity models and reflection images of the Hyuga-nada area, Japan, where the Kyushu-Palau ridge subducts. We image distinct kilometer-wide columns in the upper plate with reduced velocities that extend vertically from the seafloor down to 10-13 km depth. We interpret the low-velocity columns as damaged zones caused by seamount subduction and suggest that they serve as conduits, facilitating vertical fluid migration from the plate boundary. The lateral variation in upper-plate velocity and seismic reflectivity along the plate boundary correlates with the distribution of slow earthquakes, indicating that the upper-plate drainage system controls the complex pattern of seismic slip at subduction faults.

Identifiers

PMID37730797
PMCPMC10511545

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.