Akuhara Takeshi 悪原岳

… Alternative Names

AKUHARA Takeshi 悪原岳

Less

Researcher Number	30802954
Other IDs	https://orcid.org/0000-0002-6129-8459
Affiliation (Current)	2025: 東京大学, 地震研究所, 助教
Affiliation (based on the past Project Information) *help	2017 – 2025: 東京大学, 地震研究所, 助教
Review Section/Research Field	Principal Investigator Basic Section 17040:Solid earth sciences-related / Transformative Research Areas, Section (II) / Basic Section 17040:Solid earth sciences-related / Solid earth and planetary physics Except Principal Investigator Medium-sized Section 17:Earth and planetary science and related fields
Keywords	Principal Investigator 沈み込み帯 / レシーバ関数解析 / レシーバ関数 / 地震波解析 / ベイズ統計 / 海底地震計 / 表面波トモグラフィ / 流体分布 / テクトニック微動 / 地震波速度構造 … More / 地震波形解析 / 海域地震観測 / 表面波 / 波形解析 / 巨大地震断層 / ブラインド・デコンボリューション法 / マルコフ連鎖モンテカルロ法 / ブラインド・デコンボリューション / 間隙流体圧 / 巨大地震断層面 / マルコフ連鎖モンテカルロ / デコンボリューション / 地震学 … More Except Principal Investigator 水循環 / 地球内部水循環 / 海底堆積層 / 海洋堆積層 / 地震波トモグラフィー / レシーバー関数 / 海底地震観測 / スラブ / 沈み込み Less

Unraveling Structural Controls on Migration Patterns of Tectonic TremorsPrincipal Investigator
- Principal Investigator
  
  悪原岳
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  The University of Tokyo
Small-scale mantle convection induced by tectonic inversion of the Sea of Japan: A new hypothesisPrincipal Investigator
- Principal Investigator
  
  悪原岳
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  The University of Tokyo
Unbending Hypothesis for Water Upwelling at the Subduction Zone
- Principal Investigator
  
  KAWAKATSU Hitoshi
- Project Period (FY)
  2019 – 2023
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 17:Earth and planetary science and related fields
- Research Institution
  The University of Tokyo
Investigation of megathrust seismogenic zone by high-frequency receiver functions with dense array of ocean-bottom seismometersPrincipal Investigator
- Principal Investigator
  
  Akuhara Takeshi
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  The University of Tokyo
Estimation of pore fluid pressure on megathrust faults using teleseismic records of OBSsPrincipal Investigator
- Principal Investigator
  
  AKUHARA Takeshi
- Project Period (FY)
  2017 – 2018
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  The University of Tokyo

All 2023 2022 2021 2020 2019 2018

All Journal Article Presentation

[Journal Article] Characterizing the Seafloor Sediment Layer Using Teleseismic Body Waves Recorded by Ocean Bottom Seismometers2023
- Author(s)
  Kim HyeJeong、Kawakatsu Hitoshi、Akuhara Takeshi、Takeuchi Nozomu
- Journal Title
  
  Journal of Geophysical Research: Solid Earth
  
  Volume: 128 Issue: 12
- DOI
  10.1029/2023jb027616
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K21892, KAKENHI-PROJECT-21H04504
[Journal Article] Receiver Function Imaging of the Amphibious NE Japan Subduction Zone--Effects of Low-Velocity Sediment Layer2021
- Author(s)
  HyeJeong Kim, Hitoshi Kawakatsu, Takeshi Akuhara, Masanao Shinohara, Hajime Shiobara, Hiroko Sugioka, Ryota Takagi
- Journal Title
  
  Journal of Geophysical Research: Solid Earth
  
  Volume: 126 Issue: 9
- DOI
  10.1029/2021jb021918
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20J22082, KAKENHI-PROJECT-19K21892, KAKENHI-PROJECT-19K14809, KAKENHI-PROJECT-21H04504, KAKENHI-PROJECT-20H02416
[Journal Article] Sedimentary Structure Derived From Multi‐Mode Ambient Noise Tomography With Dense OBS Network at the Japan Trench2021
- Author(s)
  Yamaya Lina、Mochizuki Kimihiro、Akuhara Takeshi、Nishida Kiwamu
- Journal Title
  
  Journal of Geophysical Research: Solid Earth
  
  Volume: 126 Issue: 6
- DOI
  10.1029/2021jb021789
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H02950, KAKENHI-PROJECT-21H04510, KAKENHI-PROJECT-19J20692, KAKENHI-PROJECT-21K03715, KAKENHI-PROJECT-19K21892, KAKENHI-PLANNED-21H05203
[Journal Article] Overpressured Underthrust Sediment in the Nankai Trough Forearc Inferred From Transdimensional Inversion of High‐Frequency Teleseismic Waveforms2020
- Author(s)
  Akuhara Takeshi、Tsuji Takeshi、Tonegawa Takashi
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 47 Issue: 15
- DOI
  10.1029/2020gl088280
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K14811, KAKENHI-PLANNED-16H06475, KAKENHI-PROJECT-20H01997
[Journal Article] Beyond Receiver Functions: Green's Function Estimation by Transdimensional Inversion and Its Application to OBS Data2019
- Author(s)
  Akuhara Takeshi、Bostock Michael G.、Plourde Alexandre P.、Shinohara Masanao
- Journal Title
  
  Journal of Geophysical Research: Solid Earth
  
  Volume: 124 Issue: 2 Pages: 1944-1961
- DOI
  10.1029/2018jb016499
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H06604, KAKENHI-PLANNED-16H06475, KAKENHI-PLANNED-16H06473
[Presentation] High-resolution seismic constraint on the seafloor sediments using teleseismic body waves of multiple components of ocean bottom seismometers: method and practice2023
- Author(s)
  HyeJeong Kim, Hitoshi Kawakatsu, Takeshi Akuhara, Nozomu Takeuchi
- Organizer
  日本地球惑星科学連合大会2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Characterizing the heterogeneous seafloor sediment in the Western Pacific from passive ocean bottom seismic records2023
- Author(s)
  HyeJeong Kim, Hitoshi Kawakatsu, Takeshi Akuhara, Nozomu Takeuchi
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] High-resolution seismic constraint on the seafloor sediments using the teleseismic body waves: towards deeper structure analysis using receiver functions2022
- Author(s)
  HyeJeong Kim, Hitoshi Kawakatsu, Takeshi Akuhara, Nozomu Takeuchi
- Organizer
  日本地球惑星科学連合大会2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Fluid reservoir in the Hyuganada accretionary prism related to the ridge subduction: implication from a passive seismic array2022
- Author(s)
  Takeshi Akuhara, Yusuke Yamashita, Shukei Ohyanagi, Yasunori Sawaki, Tomoaki Yamada, Masanao Shinohara
- Organizer
  Japan Geoscience Union Meeting 2022
- Invited
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] High-resolution seismic constraint on the seafloor sediments using teleseismic body waves of ocean bottom seismometers2022
- Author(s)
  HyeJeong Kim, Hitoshi Kawakatsu, Takeshi Akuhara, Nozomu Takeuchi
- Organizer
  American Geophysical Union Fall Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Passive seismic observation at Kumano-nada toward high-resolution study of slow earthquakes2021
- Author(s)
  Takeshi Akuhara, Hiroko Sugioka, Yusuke Yamashita, Shukei Ohyanagi, Atikul Haque Farazi, Yoshihiro Ito, Ryota Hino, Ryosuke Azuma, Eiichiro Araki, Takashi Tonegawa, Takeshi Tsuji, Kimihiro Mochizuki, Tomoaki Yamada, Shunsuke Takemura, Masanao Shinohara
- Organizer
  International Joint Workshop on Slow Earthquakes 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] 海域機動地震観測による熊野灘のスロー地震調査2021
- Author(s)
  悪原岳，杉岡裕子，山下裕亮・大柳修慧・Atikul Haque Farazi・伊藤喜宏，日野亮太・東龍介，荒木英一郎・利根川貴志，辻健，望月公廣・山田知朗・武村俊介・篠原雅尚
- Organizer
  海と地球のシンポジウム2021
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] Receiver function imaging of the amphibious NE Japan subduction zone - effects of low-velocity sediment layer-2021
- Author(s)
  HyeJeong Kim, Hitoshi Kawakatsu, Takeshi Akuhara, Masanao Shinohara, Hajime Shiobara, Hiroko Sugioka, Ryota Takagi
- Organizer
  日本地球惑星科学連合大会2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Towards continuous seismic imaging from offshore to land along the Japan trench: effects of offshore structures (sediment layers and lateral heterogeneities)2020
- Author(s)
  Kim HyeJeong, Kawakatsu Hitoshi, and Akuhara Takeshi
- Organizer
  日本地震学会秋季大会
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Seismic transdimensional inversion tools for flat and isotropic layered structures in the ocean (SEIS-FILO)2020
- Author(s)
  Takeshi Akuhara
- Organizer
  American Geophysical Union Fall Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] Overpressured underthrust sediment in the Nankai Trough forearc revealed by high-frequency receiver function inversion2020
- Author(s)
  Takeshi Akuhara, Takeshi Tsuji, Takashi Tonegawa
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] Development of seismic inversion tool for flat and isotropic layered structures in the ocean (SEIS-FILO)2020
- Author(s)
  Takeshi Akuhara
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] Receiver function imaging of subducting Pacific plate and mantle wedge under Japanese islands using denser network of stations2019
- Author(s)
  Kim, HJ, H. Kawakatsu, T. Akuhara, M. Shinohara
- Organizer
  日本地球惑星科学連合大会2019
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Sediment compaction and fluid processes in the Nankai Trough forearc inferred from teleseismic body waves2019
- Author(s)
  Takeshi Akuhara, Takeshi Tsuji, Takashi Tonegawa
- Organizer
  American Geophysical Union Fall Meeting 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] Constraining S Wave Velocity of the Source Region of Shallow Very Low-Frequency Earthquakes2019
- Author(s)
  Takeshi Akuhara, Takashi Tonegawa
- Organizer
  日本地球惑星科学連合2019年大会
- Data Source
  KAKENHI-PROJECT-19K14811
[Presentation] Constraining S Wave Velocity of the Source Region of Shallow Very Low-Frequency Earthquakes2019
- Author(s)
  悪原　岳、利根川　貴志
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-17H06604
[Presentation] Receiver function imaging of the subducting Pacific plate beneath NE Japan using offshore and on land seismic arrays2019
- Author(s)
  Kim, HJ, H. Kawakatsu, T. Akuhara, M. Shinohara, R. Takagi
- Organizer
  日本地震学会秋季大会
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Continuous imaging of the subducting Pacific under Japan using receiver function analysis of the amphibious array data2019
- Author(s)
  Kim, HJ, H. Kawakatsu, T. Akuhara, M. Shinohara, H. Shiobara, H Sugioka, R. Takagi
- Organizer
  American Geophysical Union, Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K21892
[Presentation] Beyond Receiver Functions: Green’s Function Estimation by Trans-Dimensional Inversion and Its Application to OBS Data2018
- Author(s)
  Takeshi Akuhara, Michael G Bostock, Alexandre P Plourde, Masanao Shinohara
- Organizer
  American Geophysical Union Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H06604
[Presentation] 次世代型レシーバ関数の開発：Reversible-jump MCMC法を用いたグリーン関数の直接的な推定2018
- Author(s)
  悪原　岳、Bostock Michael G.、Plourde Alexandre P.
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-17H06604
[Presentation] 次世代型レシーバ関数の開発：Reversible-jump MCMC法を用いたグリーン関数の直接的な推定2018
- Author(s)
  悪原　岳, Michael Bostock, Alexandre Plourde
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-17H06604
[Presentation] 次世代型レシーバ関数： Trans-Dimensional Inversion によるグリーン関数の推定と海底地震計への応用2018
- Author(s)
  悪原　岳、Bostock Michael G.、Plourde Alexandre P.、篠原　雅尚
- Organizer
  日本地震学会秋季大会
- Data Source
  KAKENHI-PROJECT-17H06604

1. KAWAKATSU Hitoshi (60242153)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
2. AI SANXI

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. KIM Hye Jeong

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
4. 西田究

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Akuhara Takeshi 悪原 岳

AKUHARA Takeshi 悪原 岳

Research Projects

Research Products

Co-Researchers

Unraveling Structural Controls on Migration Patterns of Tectonic TremorsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Small-scale mantle convection induced by tectonic inversion of the Sea of Japan: A new hypothesisPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Unbending Hypothesis for Water Upwelling at the Subduction Zone

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Investigation of megathrust seismogenic zone by high-frequency receiver functions with dense array of ocean-bottom seismometersPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Estimation of pore fluid pressure on megathrust faults using teleseismic records of OBSsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Characterizing the Seafloor Sediment Layer Using Teleseismic Body Waves Recorded by Ocean Bottom Seismometers2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Receiver Function Imaging of the Amphibious NE Japan Subduction Zone--Effects of Low-Velocity Sediment Layer2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Sedimentary Structure Derived From Multi‐Mode Ambient Noise Tomography With Dense OBS Network at the Japan Trench2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Overpressured Underthrust Sediment in the Nankai Trough Forearc Inferred From Transdimensional Inversion of High‐Frequency Teleseismic Waveforms2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Beyond Receiver Functions: Green's Function Estimation by Transdimensional Inversion and Its Application to OBS Data2019

Author(s)

Journal Title

DOI

Data Source

[Presentation] High-resolution seismic constraint on the seafloor sediments using teleseismic body waves of multiple components of ocean bottom seismometers: method and practice2023

Author(s)

Organizer

Data Source

[Presentation] Characterizing the heterogeneous seafloor sediment in the Western Pacific from passive ocean bottom seismic records2023

Author(s)

Organizer

Data Source

[Presentation] High-resolution seismic constraint on the seafloor sediments using the teleseismic body waves: towards deeper structure analysis using receiver functions2022

Author(s)

Organizer

Data Source

[Presentation] Fluid reservoir in the Hyuganada accretionary prism related to the ridge subduction: implication from a passive seismic array2022

Author(s)

Organizer

Data Source

[Presentation] High-resolution seismic constraint on the seafloor sediments using teleseismic body waves of ocean bottom seismometers2022

Author(s)

Organizer

Data Source

Akuhara Takeshi 悪原岳

AKUHARA Takeshi 悪原岳