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  1. AGU Members
  2. Hanaya Okuda
HO
Member Since 2020
Hanaya Okuda
Researcher, JAMSTEC Japan Agency for Marine-Earth Science and Technology
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Professional Experience
JAMSTEC Japan Agency for Marine-Earth Science and Technology
Researcher
2023 - Present
Education
University of Tokyo
Doctorate
2023
University of Tokyo
Masters
2020
University of Tokyo
Bachelors
2018
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Hanaya's AGU Research
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Structural characteristics of the Upper Prism in the Japan Trench suggested by physical and magnetic properties
ADVANCES IN UNDERSTANDING FAULT SYSTEMS THROUGH SCIENTIFIC DRILLING II POSTER
near surface geophysics | 18 december 2025
Trench‐Parallel Fluid Migration and Its Transient Discharge in a Cold Subduction Zone Decoded by Geochemistry of Subducted Cherts
GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS
18 december 2025
Synthesis of the Laboratory Frictional Properties of a Major Shallow Subduction Zone: The Nankai Trough, Offshore SW Japan
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
28 november 2025
Olivine microstructures and deformation mechanisms occurring at lithosphere-asthenosphere boundary: insights from petit-spot peridotite xenoliths along the Japan Trench
PHYSICAL PROPERTIES OF EARTH MATERIALS (PPEM): DEFORMATION, FLOW, AND FAILURE V POSTER
mineral and rock physics | 12 december 2024
Role of folds developed near plate boundaries in subduction zones as inelastic deformation
SLOW-TO-FAST EARTHQUAKES FROM SHALLOW TO DEEP: MULTISCALE RHEOLOGY OF PLATE BOUNDARY FAULTS V POSTER
seismology | 12 december 2024
Frictional evolution during multiple seismic-slip pulse experiments and its implications on earthquake energetics in gabbroic faults
SHALLOW FAULT ZONE DEFORMATION OVER THE EARTHQUAKE CYCLE: OBSERVATIONS, EXPERIMENTS, AND MODELS I POSTER
tectonophysics | 11 december 2024
Slip-Weakening Behavior of Volcanic Glass-Smectite Mixture at Intermediate Velocity Conditions: Implication for Slow Earthquakes
SLOW-TO-FAST EARTHQUAKES FROM SHALLOW TO DEEP: OBSERVATIONS, EXPERIMENTS, AND NUMERICAL MODELING IV POSTER
tectonophysics | 13 december 2023
Potential Role of Volcanic Glass‐Smectite Mixtures in Slow Earthquakes in Shallow Subduction Zones: Insights From Low‐ to High‐Velocity Friction Experiments
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
31 july 2023
Honors & Awards
Mineral and Rock Physics Graduate Research Award
Received December 2024