Researcher Information
researchmap URL
Research History
Committee Memberships
- Jun. 2025 - Present
Special Researcher, National Institute of Science and Technology Policy, MEXT - Jan. 2025 - Present
Editor, Earth, Planets and Space - 2020 - Present
学会情報誌編集委員, 日本地震学会 - 2020 - Present
代議員, 日本地震学会 - Dec. 2024 - Nov. 2025
地震学夏の学校2025臨時委員会, 委員長, 日本地震学会 - Oct. 2024 - Oct. 2024
2024年度学生優秀発表賞選考小委員会, 委員, 日本地震学会 - 2022 - 2024
地震学を社会に伝える連絡会議, メンバー, 日本地震学会 - 2022 - 2024
学会情報誌編集委員長, 日本地震学会 - 2022 - 2024
理事, 日本地震学会 - Oct. 2020 - Oct. 2020
2020年度学生優秀発表賞選考小委員会, 委員, 日本地震学会 - Apr. 2015 - Oct. 2015
地震学夏の学校2015臨時委員会, 委員, 日本地震学会
Research activity information
Papers
- Gou Fujie; Kazuya Shiraishi; Yasuyuki Nakamura; Ryuta Arai
Status of the seismic structural studies in the seismogenic subduction zones around Japan through marine seismic exploration
BUTSURI-TANSA(Geophysical Exploration), Sep. 2025
78, sp62, sp77
[Reviewed] - Kazuya Shiraishi; Yasuyuki Nakamura; Ryuta Arai; Tetsuo No; Yuka Kaiho; Ryo Miura; Ayako Nakanishi; Seiichi Miura; Gou Fujie; Shuichi Kodaira
Topography of the subducting basement throughout the entire Nankai Trough
SCIENTIFIC REPORTS, 30 Jul. 2025
15, 1 - Mikito Furuichi; Jian Chen; Daisuke Nishiura; Sota Arakawa; Ryuta Arai; Dye S.K. Sato; Satoshi Ide
Energy budget analysis of fault motion in a granular rock box simulation
Tectonophysics, Jun. 2025
908, 230764, 230764
[Reviewed] - Andrzej Górszczyk; Ryuta Arai; Gou Fujie; Kazuya Shiraishi; Yasuyuki Nakamura; Ayako Nakanishi; Yanfang Qin
Structural Characteristics of Subducting Oceanic Ridges in the Eastern Nankai Trough Region Derived from FWI of OBS Data
18 Mar. 2025 - Ryuta Arai; Kazuya Shiraishi; Yasuyuki Nakamura; Gou Fujie; Arata Kioka; Masataka Kinoshita; Rina Fukuchi
Prevalence of mud diapirs in the Hyuga-nada subduction zone, southwest Japan, and its implications on hydrogeological processes
Progress in Earth and Planetary Science, 17 Feb. 2025
[Reviewed]
Lead, Corresponding - Dan Bassett; Stuart Henrys; Brook Tozer; Harm van Avendonk; Andrew Gase; Nathan Bangs; Shuichi Kodaira; David Okaya; Katie Jacobs; Rupert Sutherland; Hannu Seebeck; Dan Barker; Gou Fujie; Ryuta Arai; Anya Seaward; Kimi Mochizuki; Martha Savage; Tim Stern; Thomas Luckie
Crustal Structure of the Hikurangi Subduction Zone Revealed by Four Decades of Onshore‐Offshore Seismic Data: Implications for the Dimensions and Slip Behavior of the Seismogenic Zone
Journal of Geophysical Research: Solid Earth, 27 Jan. 2025
130, 1
[Reviewed] - Kazuya Shiraishi; Gou Fujie; Ryuta Arai; Yasuyuki Nakamura
Potential fluid migration process inferred from integrated active-source seismic imaging in the Nankai Trough subduction zone off Cape Muroto, Japan
Marine and Petroleum Geology, Dec. 2024
107258, 107258
[Reviewed] - Kai‐Xun Chen; Ban‐Yuan Kuo; Ting‐Jun Lin; Pei‐Ying Patty Lin; Yuancheng Gung; Eh Tan; Shuichi Kodaira; Yasushi Ishihara; Mamoru Nakamura; Ryuta Arai; Fang‐Yi Lee; Shu‐Huei Hung; Kate Huihsuan Chen; Ching‐Ren Lin; Chau‐Chang Wang
Shear‐Dominant Continental Rifting in Northern Ryukyu Revealed by Ambient Noise Tomography
Journal of Geophysical Research: Solid Earth, Nov. 2024
[Reviewed] - G. Kimura; K. Shiraishi; Y. Nakamura; S. Kodaira; G. Fujie; R. Arai; G. F. Moore
Frontal Thrust Ramp‐Up and Slow Earthquakes Due To Underthrusting of Basement High in the Nankai Trough
Geochemistry, Geophysics, Geosystems, 18 Jul. 2024
25, 7
[Reviewed] - Ryuta Arai; Kazuya Shiraishi; Yasuyuki Nakamura; Gou Fujie; Seiichi Miura; Shuichi Kodaira; Dan Bassett; Tsutomu Takahashi; Yuka Kaiho; Yohei Hamada; Kimihiro Mochizuki; Rie Nakata; Masataka Kinoshita; Yoshitaka Hashimoto; Kyoko Okino
Thick slab crust with rough basement weakens interplate coupling in the western Nankai Trough
Earth, Planets and Space, 15 May 2024
[Reviewed]
Lead, Corresponding - Andrew C. Gase; Nathan L. Bangs; Harm J.A. Van Avendonk; Dan Bassett; Stuart Henrys; Ryuta Arai; Gou Fujie; Philip M. Barnes; Shuichi Kodaira; Daniel H.N. Barker; David Okaya
Volcanic crustal structure of the western Hikurangi Plateau (New Zealand) from marine seismic reflection imaging
Geosphere, 25 Apr. 2024
[Reviewed] - Mikito Furuichi; Jian Chen; Daisuke Nishiura; Ryuta Arai; Yuzuru Yamamoto; Satoshi Ide
Virtual earthquakes in a numerical granular rock box experiment
Tectonophysics, Mar. 2024
874, 11, 230230, 230230
[Reviewed] - Dan Bassett; Gou Fujie; Shuichi Kodaira; Ryuta Arai; Yojiro Yamamoto; Stuart Henrys; Dan Barker; Andrew Gase; Harm van Avendonk; Nathan Bangs; Hannu Seebeck; Brook Tozer; Katie Jacobs; Thomas Luckie; David Okaya; Kimi Mochizuki
Heterogeneous Crustal Structure of the Hikurangi Plateau Revealed by SHIRE Seismic Data: Origin and Implications for Plate Boundary Tectonics
Geophysical Research Letters, 28 Nov. 2023
50, 22
[Reviewed] - Ryuta Arai; Seiichi Miura; Yasuyuki Nakamura; Gou Fujie; Shuichi Kodaira; Yuka Kaiho; Kimihiro Mochizuki; Rie Nakata; Masataka Kinoshita; Yoshitaka Hashimoto; Yohei Hamada; Kyoko Okino
Upper-plate conduits linked to plate boundary that hosts slow earthquakes
Nature Communications, 20 Sep. 2023
14, 1
[Reviewed]
Lead, Corresponding - Mikito Furuichi; Jian Chen; Daisuke Nishiura; Ryuta Arai; Yuzuru Yamamoto
Thrust formation using a numerical granular rock box experiment
TECTONOPHYSICS, Sep. 2023
862, 229963
[Reviewed] - Andrew C. Gase; Nathan L. Bangs; Demian M. Saffer; Shuoshuo Han; Peter K. Miller; Rebecca E. Bell; Ryuta Arai; Stuart A. Henrys; Shuichi Kodaira; Richard Davy; Laura Frahm; Daniel H. N. Barker
Subducting volcaniclastic-rich upper crust supplies fluids for shallow megathrust and slow slip
Science Advances, 18 Aug. 2023
9, 33
[Reviewed] - Nathan L. Bangs; Julia K. Morgan; Rebecca E. Bell; Shuoshuo Han; Ryuta Arai; Shuichi Kodaira; Andrew C. Gase; Xinming Wu; Richard Davy; Laura Frahm; Hannah L. Tilley; Daniel H. N. Barker; Joel H. Edwards; Harold J. Tobin; Tim J. Reston; Stuart A. Henrys; Gregory F. Moore; Dan Bassett; Richard Kellett; Valerie Stucker; Bill Fry
Slow slip along the Hikurangi margin linked to fluid-rich sediments trailing subducting seamounts
Nature Geoscience, Jun. 2023
16, 505, 512
[Reviewed] - Junki Komori; Ryosuke Ando; Seiichi Miura; Ryuta Arai
Mechanical examination of the marine terrace formation and history of megathrust earthquakes along the irregular surface of the Sagami Trough subduction zone, central Japan
27 Sep. 2022 - Laura Frahm; Richard Davy; Rebecca Bell; Joanna Morgan; Ryuta Arai; Nathan Bangs; Stuart Henrys; Daniel Barker
Using 3D full-waveform inversion to investigate bottom-simulating reflectors
28 Mar. 2022 - Richard Davy; Laura Frahm; Rebecca Bell; Joanna Morgan; Ryuta Arai; Nathan Bangs; Stuart Henrys; Daniel Barker
Early results from 3D full-waveform inversion imaging of the slow slip region at the shallow Hikurangi Subduction Margin
27 Mar. 2022 - Ryuta Arai; Shuichi Kodaira; Stuart Henrys; Nathan Bangs; Koichiro Obana; Gou Fujie; Seiichi Miura; Daniel Barker; Dan Bassett; Rebecca Bell; Kimihiro Mochizuki; Richard Kellett; Valerie Stucker; Bill Fry
Seismic anisotropy structure of the northern Hikurangi margin, New Zealand, and its significance for subduction fault systems
27 Mar. 2022 - T. Tonegawa; E. Araki; H. Matsumoto; T. Kimura; K. Obana; G. Fujie; R. Arai; K. Shiraishi; M. Nakano; Y. Nakamura; T. Yokobiki; S. Kodaira
Extraction of P Wave From Ambient Seafloor Noise Observed by Distributed Acoustic Sensing
Geophysical Research Letters, 28 Feb. 2022
49, 4
[Reviewed] - Dan Bassett; Adrien Arnulf; Stuart Henrys; Dan Barker; Harm Avendonk; Nathan Bangs; Shuichi Kodaira; Hannu Seebeck; Laura Wallace; Andrew Gase; Thomas Luckie; Katie Jacobs; Brook Tozer; Ryuta Arai; David Okaya; Kimi Mochizuki; Gou Fujie; Yojiro Yamamoto
Crustal Structure of the Hikurangi Margin From SHIRE Seismic Data and the Relationship Between Forearc Structure and Shallow Megathrust Slip Behavior
GEOPHYSICAL RESEARCH LETTERS, Jan. 2022
49, 2, e2021GL096960
[Reviewed] - Ryuta Arai
Characteristics of seismicity in the southern Okinawa Trough and their relation to back-arc rifting processes
Earth, Planets and Space, Dec. 2021
73, 1, 160
[Reviewed] - Richard G. Davy; Laura Frahm; Rebecca Bell; Ryuta Arai; Daniel H. N. Barker; Stuart Henrys; Nathan Bangs; Joanna Morgan; Michael Warner
Generating High‐Fidelity Reflection Images Directly From Full‐Waveform Inversion: Hikurangi Subduction Zone Case Study
Geophysical Research Letters, 16 Oct. 2021
48, 19
[Reviewed] - Andrew C. Gase; Harm J. A. Van Avendonk; Nathan L. Bangs; Dan Bassett; Stuart A. Henrys; Daniel H. N. Barker; Shuichi Kodaira; Katrina M. Jacobs; Thomas W. Luckie; David A. Okaya; Gou Fujie; Yojiro Yamamoto; Adrien F. Arnulf; Ryuta Arai
Crustal Structure of the Northern Hikurangi Margin, New Zealand: Variable Accretion and Overthrusting Plate Strength Influenced by Rough Subduction
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, May 2021
126, 5, e2020JB021176
[Reviewed] - Hiroyuki Matsumoto; Eiichiro Araki; Toshinori Kimura; Gou Fujie; Kazuya Shiraishi; Takashi Tonegawa; Koichiro Obana; Ryuta Arai; Yuka Kaiho; Yasuyuki Nakamura; Takashi Yokobiki; Shuichi Kodaira; Narumi Takahashi; Robert Ellwood; Victor Yartsev; Martin Karrenbach
Detection of hydroacoustic signals on a fiber-optic submarine cable
SCIENTIFIC REPORTS, Feb. 2021
11, 1
[Reviewed] - Ryuta Arai; Shuichi Kodaira; Stuart Henrys; Nathan Bangs; Koichiro Obana; Gou Fujie; Seiichi Miura; Daniel Barker; Dan Bassett; Rebecca Bell; Kimihiro Mochizuki; Richard Kellett; Valerie Stucker; Bill Fry
Three‐Dimensional P Wave Velocity Structure of the Northern Hikurangi Margin From the NZ3D Experiment: Evidence for Fault‐Bound Anisotropy
Journal of Geophysical Research: Solid Earth, Dec. 2020
125, 12
[Reviewed] - Takeshi Sato; Tetsuo No; Ryuta Arai; Seiichi Miura; Shuichi Kodaira
Transition from continental rift to back-arc basin in the southern Japan Sea deduced from seismic velocity structures
Geophysical Journal International, 01 Apr. 2020
221, 1, 722, 739
[Reviewed] - K. Mochizuki; R. Sutherland; S. Henrys; D. Bassett; H. Van Avendonk; R. Arai; S. Kodaira; G. Fujie; Y. Yamamoto; N. Bangs; D. Barker
Recycling of depleted continental mantle by subduction and plumes at the Hikurangi Plateau large igneous province, southwestern Pacific Ocean
Geology, 01 Aug. 2019
47, 8, 795, 798
[Reviewed] - Ryuta Arai; Shuichi Kodaira; Tsutomu Takahashi; Seiichi Miura; Yoshiyuki Kaneda
Seismic evidence for arc segmentation, active magmatic intrusions and syn-rift fault system in the northern Ryukyu volcanic arc
Earth, Planets and Space, Dec. 2018
70, 1
[Reviewed] - Tetsuo No; Takeshi Sato; Shuichi Kodaira; Ryuta Arai; Seiichi Miura
Multichannel seismic reflection data from the southern part of the Japan Sea
JAMSTEC Report of Research and Development, 01 Sep. 2018
27, 127, 141
[Reviewed] - Masayuki Kano; Naofumi Aso; Takanori Matsuzawa; Satoshi Ide; Satoshi Annoura; Ryuta Arai; Satoru Baba; Michael Bostock; Kevin Chao; Kosuke Heki; Satoshi Itaba; Yoshihiro Ito; Noriko Kamaya; Takuto Maeda; Julie Maury; Mamoru Nakamura; Takuya Nishimura; Koichiro Obana; Kazuaki Ohta; Natalia Poiata; Baptiste Rousset; Hiroko Sugioka; Ryota Takagi; Tsutomu Takahashi; Akiko Takeo; Yoko Tu; Naoki Uchida; Yusuke Yamashita; Kazushige Obara
Development of a Slow Earthquake Database
SEISMOLOGICAL RESEARCH LETTERS, Jul. 2018
89, 4, 1566, 1575
[Reviewed] - Y. Yamamoto; T. Takahashi; Y. Ishihara; Y. Kaiho; R. Arai; K. Obana; A. Nakanishi; S. Miura; S. Kodaira; Y. Kaneda
Modeling the Geometry of Plate Boundary and Seismic Structure in the Southern Ryukyu Trench Subduction Zone, Japan, Using Amphibious Seismic Observations
Journal of Geophysical Research: Solid Earth, Feb. 2018
123
[Reviewed] - Robert A. Dunn; Ryuta Arai; Deborah E. Eason; J. Pablo Canales; Robert A. Sohn
Three‐Dimensional Seismic Structure of the Mid‐Atlantic Ridge: An Investigation of Tectonic, Magmatic, and Hydrothermal Processes in the Rainbow Area
Journal of Geophysical Research: Solid Earth, Dec. 2017
122, 12, 9580, 9602
[Reviewed] - Akane Ohira; Shuichi Kodaira; Yasuyuki Nakamura; Gou Fujie; Ryuta Arai; Seiichi Miura
Evidence for frozen melts in the mid-lithosphere detected from active-source seismic data
Scientific Reports, 17 Nov. 2017
7
[Reviewed] - Akane Ohira; Shuichi Kodaira; Yasuyuki Nakamura; Gou Fujie; Ryuta Arai; Seiichi Miura
Structural variation of the oceanic Moho in the Pacific plate revealed by active-source seismic data
EARTH AND PLANETARY SCIENCE LETTERS, Oct. 2017
476, 111, 121
[Reviewed] - Ryuta Arai; Shuichi Kodaira; Tomoaki Yamada; Tsutomu Takahashi; Seiichi Miura; Yoshiyuki Kaneda; Azusa Nishizawa; Mitsuhiro Oikawa
Subduction of thick oceanic plateau and high‐angle normal‐fault earthquakes intersecting the slab
Geophysical Research Letters, 28 Jun. 2017
44, 12, 6109, 6115
[Reviewed] - J. Pablo Canales; Robert A. Dunn; Ryuta Arai; Robert A. Sohn
Seismic imaging of magma sills beneath an ultramafic-hosted hydrothermal system
GEOLOGY, May 2017
45, 5, 451, 454
[Reviewed] - Ryuta Arai; Shuichi Kodaira; Kaiho Yuka; Tsutomu Takahashi; Seiichi Miura; Yoshiyuki Kaneda
Crustal structure of the southern Okinawa Trough: Symmetrical rifting, submarine volcano, and potential mantle accretion in the continental back‐arc basin
Journal of Geophysical Research: Solid Earth, Jan. 2017
122, 1, 622, 641
[Reviewed] - Ryuta Arai; Tsutomu Takahashi; Shuichi Kodaira; Yuka Kaiho; Ayako Nakanishi; Gou Fujie; Yasuyuki Nakamura; Yojiro Yamamoto; Yasushi Ishihara; Seiichi Miura; Yoshiyuki Kaneda
Structure of the tsunamigenic plate boundary and low-frequency earthquakes in the southern Ryukyu Trench
NATURE COMMUNICATIONS, Jul. 2016
7
[Reviewed] - Takuji Yamada; Yohei Yukutake; Toshiko Terakawa; Ryuta Arai
Migration of earthquakes with a small stress drop in the Tanzawa Mountains, Japan
EARTH PLANETS AND SPACE, Oct. 2015
67, 1, 17
[Reviewed] - Takashi Iidaka; Eiji Kurashimo; Takaya Iwasaki; Ryuta Arai; Aitaro Kato; Hiroshi Katao; Fumihito Yamazaki
Large heterogeneous structure beneath the Atotsugawa Fault, central Japan, revealed by seismic refraction and reflection experiments
TECTONOPHYSICS, Aug. 2015
657, 144, 154
[Reviewed] - Ryuta Arai; Takaya Iwasaki
Transition from collision to subduction and its relation to slab seismicity and plate coupling
EARTH PLANETS AND SPACE, May 2015
67, 1, 8
[Reviewed] - Yohei Yukutake; Ryou Honda; Masatake Harada; Ryuta Arai; Makoto Matsubara
A magma-hydrothermal system beneath Hakone volcano, central Japan, revealed by highly resolved velocity structures
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, May 2015
120, 5, 3293, 3308
[Reviewed] - Arai Ryuta; Kaiho Yuka; Takahashi Tsutomu; Nakanishi Ayako; Fujie Gou; Nakamura Yasuyuki; Miura Seiichi; Kodaira Shuichi; Kaneda Yoshiyuki
Frontal wedge structure and the nature of plate boundary at the southern Nansei-shoto trench
Annual Meeting of the Geological Society of Japan, 2015
2015, 222, 222 - Ryuta Arai; Takaya Iwasaki; Hiroshi Sato; Susumu Abe; Naoshi Hirata
Contrasting subduction structures within the Philippine Sea plate: Hydrous oceanic crust and anhydrous volcanic arc crust
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS, May 2014
15, 5, 1977, 1990
[Reviewed] - Ryuta Arai; Takaya Iwasaki
Crustal structure in the northwestern part of the Izu collision zone in central Japan
EARTH PLANETS AND SPACE, Apr. 2014
66, 21, 21
[Reviewed] - Ryuta Arai; Robert A. Dunn
Seismological study of Lau back arc crust: Mantle water, magmatic differentiation, and a compositionally zoned basin
EARTH AND PLANETARY SCIENCE LETTERS, Mar. 2014
390, 304, 317 - Ryuta Arai; Takaya Iwasaki; Hiroshi Sato; Susumu Abe; Naoshi Hirata
Crustal structure of the Izu collision zone in central Japan from seismic refraction data
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Dec. 2013
118, 12, 6258, 6268 - Kazuya Shiraishi; Susumu Abe; Takaya Iwasaki; Hideo Saito; Hiroshi Sato; Shin Koshiya; Naoko Kato; Ryuta Arai; Taku Kawanaka
Reliability evaluation by initial model randomization for refraction traveltime tomography
BUTSURI-TANSA(Geophysical Exploration), 2010
63, 4, 345, 356
[Reviewed] - Ryuta Arai; Takaya Iwasaki; Hiroshi Sato; Susumu Abe; Naoshi Hirata
Collision and subduction structure of the Izu-Bonin arc, central Japan, revealed by refraction/wide-angle reflection analysis
TECTONOPHYSICS, Oct. 2009
475, 3-4, 438, 453
Misc.
- ARAI Ryuta; SHIRAISHI Kazuya; MIURA Seiichi; TAKAHASHI Tsutomu; NAKAMURA Yasuyuki; FUJIE Gou; KODAIRA Shuichi; KAIHO Yuka; HAMADA Yohei; MA Yanxue
Correlation between plate boundary structure and distribution of shallow slow earthquakes in the western Nankai Trough
日本地球惑星科学連合大会予稿集(Web), 2023
2023 - 新井隆太; 白石和也; 中村恭之; 藤江剛; 三浦誠一; 小平秀一; BASSETT Dan; 高橋努; 海宝由佳; 濱田洋平; 望月公廣; 仲田理映; 木下正高; MA Yanxue; 橋本善孝; 沖野郷子
Subduction structure of the Kyushu-Palau Ridge that causes upper-plate fracture zones and weak interplate coupling
日本地震学会秋季大会講演予稿集(CD-ROM), 2023
2023 - 新井隆太
地震波構造探査に基づくプレート境界域の地震学的構造と地殻活動の研究
地震, 05 Apr. 2019
72, 1, 16
[Reviewed]
Presentations
- Arai, R.; K. Shiraishi; Y. Nakamura; G. Fujie; S. Miura; S. Kodaira; T. Takahashi; Y. Kaiho; Y. Hamada
High-resolution seismic velocity imaging at the tremor-to-trench area in the westernmost Nankai Trough, southwest Japan
AGU Fall Meeting 2024, 12 Dec. 2024, [Invited] - 新井隆太; 白石和也; 中村恭之; 藤江剛; 三浦誠一; 小平秀一; 高橋努; 海宝由佳; 濱田洋平
波形インバージョン解析による南海トラフ最西端Tremor-to-trench域の高解像度地震波速度構造
日本地震学会2024年度秋季大会, 21 Oct. 2024 - Arai, R.; K. Shiraishi; Y. Nakamura; G. Fujie; S. Miura; S. Kodaira
Habitat of shallow slow earthquakes: Recent seismic imaging studies from Nankai and Hikurangi subduction zones
International Joint Workshop on Slow-to-Fast Earthquakes 2024, 19 Sep. 2024, [Invited] - 新井隆太; 白石和也; 中村恭之; 藤江剛; 喜岡新; 木下正高; 福地里菜
地震波探査データから推定される日向灘における泥火山分布と内部物性
日本地質学会第131年学術大会, 10 Sep. 2024 - 新井隆太; 大坪誠; 三澤文慶; 木下正高; 石野沙季; 山本朱音; KH-21-3およびKH-23-11乗船研究者
地震波探査から見た沖縄トラフの地殻構造と地震活動
日本地質学会第131年学術大会, 09 Sep. 2024, [Invited] - Ryuta Arai, Ayanori Misawa, Makoto Otsubo, Akane Yamamoto, KH-23-11 shipboard scientists
Spatial variations in rift structure and associated seismicity in the southern Okinawa Trough
JpGU2024, 29 May 2024 - Ryuta Arai, Kazuya Shiraishi, Yasuyuki Nakamura, Gou Fujie
Prevalence of potential mud volcanism in the Hyuga-nada area and its hydrogeological implications
JpGU2024, 28 May 2024 - 新井隆太
浅部スロー地震発生域のプレート構造：日向灘とヒクランギ沈み込み帯の例
東北大学地震・噴火予知研究観測センターセミナー, 14 Nov. 2023 - 新井隆太、白石和也、中村恭之、藤江剛、三浦誠一、小平秀一、Bassett Dan、高橋努、海宝由佳、濱田洋平、望月公廣、仲田理映、木下正高、Ma Yanxue、橋本善孝、沖野郷子
上盤プレート内の破砕帯と弱いプレート間固着を生み出す九州パラオ海嶺の沈み込み構造
日本地震学会2023年度秋季大会, 02 Nov. 2023 - 新井隆太
比較沈み込み帯学 ―地震観測から見た地震発生帯構造と地震活動―
SF地震学研究集会前日若手イベント, 12 Sep. 2023 - 新井隆太
ニュージーランドでのプレート構造調査
海域地震火山部門講演会, 20 Aug. 2023 - 新井隆太
地震波探査から見た伊豆衝突帯の地殻構造とテクトニクス
東京大学大気海洋研究所共同利用研究集会「フィリピン海プレート北端部テクトニクスの再検討」, 28 Nov. 2022, [Invited] - 新井隆太, 三浦誠一, 中村恭之, 白石和也, 藤江剛, 小平秀一, 高橋努, 仲西理子, 海宝由佳, 濱田洋平, Ma Yanxue, 望月公廣, 仲田理映, 木下正高, 橋本善孝
浅部微動域を規定する上盤プレートの不均質構造：日向灘における稠密地殻構造探査の成果
日本地震学会2022年度秋季大会, 24 Oct. 2022 - 新井隆太、三浦誠一、中村恭之、白石和也、藤江剛、小平秀一、高橋努、仲西理子、海宝由佳、濱田洋平、Ma Yanxue、望月公廣、仲田理映、木下正高、橋本善孝
Upper plate heterogeneities in the Hyuga-nada region inferred from new and legacy OBS refraction data
JpGU2022, 26 May 2022 - 新井隆太、三浦誠一、中村恭之、藤江剛、海宝由佳、小平秀一、望月公廣、仲田理映、沖野郷子
日向灘における稠密地殻構造探査に基づくプレート沈み込み構造とスロー地震活動の関係
日本地震学会2021年度秋季大会, 14 Oct. 2021 - 新井隆太、三浦誠一、中村恭之、藤江剛、海宝由佳、小平秀一、望月公廣、仲田理映
Along-trench structural variation of the Philippine Sea plate subducting in the Hyuga-nada region and its relation to slow earthquakes
JpGU2021, 06 Jun. 2021 - 新井隆太、三澤文慶、大坪誠、石野沙季、木下正高、KH-21-3乗船研究者
Structure and seismicity in the southern part of the Okinawa Trough and their implications for rifting and volcanic processes
JpGU2021, 05 Jun. 2021 - 新井隆太
地震波探査から見た琉球弧の構造とテクトニクス
琉球弧ダイナミクスの新展開：島弧ダイナミクスの理解への新たな切り口, 03 Mar. 2021 - 新井隆太
琉球海溝と沖縄トラフでの地震探査
日本地震学会一般公開セミナー 「島弧のジオダイナミクス−琉球弧における地震研究の発展」, 19 Feb. 2021, [Invited] - R. Arai, S. Kodaira, T. Takahashi, A. Nakanishi, Y. Yamamoto, Y. Kaiho, Y. Ishihara, S. Miura, Y. Kaneda
Active and passive seismic investigations in the Ryukyu Trench and the Okinawa Trough: A review of 7-year achievements by JAMSTEC
日本地震学会2020年秋季大会, 31 Oct. 2020, [Invited] - 新井隆太
ヒクランギ沈み込み帯の断層構造・地震波異方性・海山
スロー地震学B01班オンライン研究会, 28 Jul. 2020 - 新井隆太、小平秀一、Henrys Stuart、Bangs Nathan、尾鼻浩一郎、藤江剛、三浦誠一、Bassett Dan、Barker Dan、Bell Rebecca、望月公廣、NZ3D Team
ヒクランギ沈み込み帯北部プレート境界浅部周辺の P波異方性構造
日本地震学会2019年度秋季大会, 17 Sep. 2019 - 新井隆太
琉球海溝におけるプレート沈み込み構造と地震活動
第222回地震予知連絡会 重点検討課題「南西諸島域の地殻活動」, 22 Feb. 2019, [Invited] - 新井隆太・小平秀一・藤江剛・尾鼻浩一郎・山本揚二朗・三浦誠一(海洋研究開発機構)・望月公廣(東大地震研)・仲谷幸浩(鹿児島大)・Stuart Henrys・Dan Barker・Richard Kellett・ Dan Bassett (GNS Science) ・Nathan Bangs・Harm van Avendonk (Univ. Texas)
ニュージーランドヒクランギ沈み込帯における地震波構造探査・自然地震観測
ブルーアースサイエンス・テク2019, 20 Feb. 2019 - 新井隆太・小平秀一 ・藤江剛・尾鼻浩一 郎・山本揚二朗・三浦誠一(海洋研究開発機構 ) ・ 望月公廣(東大地震研)・ 仲谷幸浩(鹿児島大) ・Stuart Henrys・Dan Barker・Richard Kellett・Dan Bassett (GNS Science)・Nathan Bangs・Harm van Avendonk (Univ. Texas)
NZプロジェクト −ヒクランギ沈み込帯での大規模海底地震観測−
日本地震学会2018年秋季大会, 10 Oct. 2018 - 新井隆太
地震波構造探査に基づくプレート境界域の地震学的構造と地殻活動の研究
日本地震学会2018年秋季大会, 09 Oct. 2018, [Invited] - 新井隆太・小平秀一・高橋努・三浦誠一(JAMSTEC)・金田義行(香川大学)
反射法データによる北部琉球弧の断層構造とマグマ貫入
日本地震学会秋季大会, 27 Oct. 2017 - Ryuta Arai, Robert Dunn, Deborah Eason, Pablo Canales, Robert Sohn
Three-dimensional seismic structure of the Rainbow area, Mid-Atlantic Ridge, at 36°14’N: Fault development, crust-mantle transition, core complex formation, and mantle alteration at slow spreading ridges
JpGU-AGU Joint Meeting 2017, 25 May 2017 - 新井隆太・小平秀一・高橋努・三浦誠一(海洋研究開発機構)金田義行(香川大学)西澤あずさ・及川光弘(海上保安庁)
南西諸島海溝北部における奄美海台の沈み込み構造
ブルーアース2017, 02 Mar. 2017 - 新井隆太・高橋 努・小平秀一・海宝由佳・三浦誠一・金田義行
反射法データによる沖縄トラフの断層発達と海底火山の内部構造
日本地質学会第 123 年学術大会, 10 Sep. 2016 - 新井隆太
南西諸島海溝における地震発生帯モデルと沖縄トラフの背弧リフト構造-海域地震観測による最新の成果-
平成28年度第一回南海トラフ〜南西諸島海溝の地震・津波に関する研究会, 05 Sep. 2016, [Invited] - Arai, R., T. Takahashi, S. Kodaira, Y. Kaiho, S. Miura, Y. Kaneda
Seismic structure of continental rift and off-axis volcanism in the Okinawa trough back-arc basin
JpGU2016, 26 May 2016 - 新井隆太・高橋努・小平秀一・海宝由佳・仲西理子・藤江剛・中村恭之・山本揚二朗・石原靖・三浦誠一(海洋研究開発機構)金田義行(名古屋大学)
大規模地殻構造探査と自然地震観測による南西諸島海溝の地震発生帯モデルと沖縄トラフの背弧リフト構造
ブルーアース2016, 09 Mar. 2016 - 新井 隆太 , 海宝 由佳 , 高橋 努 , 仲西 理子 , 藤江 剛 , 中村 恭之 , 三浦 誠一 , 小平 秀一 , 金田 義行
沖縄トラフの背弧リフト構造
日本地震学会秋季大会, 28 Oct. 2015 - 新井 隆太 , 海宝 由佳 , 高橋 努 , 仲西 理子 , 藤江 剛 , 中村 恭之 , 三浦 誠一 , 小平 秀一 , 金田 義行
南西諸島海溝南部における前弧ウェッジ構造とプレート境界特性
日本地質学会第122年学術大会, 13 Sep. 2015 - 新井隆太
琉球海溝におけるフィリピン海プレートの沈み込み構造と地震テクトニクス
東北大学大学院理学研究科地震・噴火予知研究観測センターAOBセミナー, 12 Dec. 2014, [Invited] - 新井隆太・海宝由佳・高橋努・仲西理子・藤江剛・小平秀一・金田義行
琉球海溝最南端におけるフィリピン海プレートの沈み込み構造と地震テクトニクス
日本地震学会2014年秋季大会, 26 Nov. 2014 - 新井隆太, Dunn Robert
ラウ背弧海盆における地殻形成：典型的な海洋地殻からより分化した海洋地殻への遷移
日本地球惑星科学連合2014年大会, 30 Apr. 2014 - 新井隆太, Dunn Robert
大西洋中央海嶺北緯36度レインボー地域における3次元地震波速度構造
日本地球惑星科学連合2014大会, 28 Apr. 2014
Media Coverage
- トカラ近海の群発地震、大きな地殻変動判明も…見通せぬ収束 観測点足りず解明難しく
産経新聞, Jul. 2025, Paper - スロー地震発生領域から海底面までの流体経路発見
科学新聞, 06 Oct. 2023, Paper - 日向灘の複雑な地殻構造、南海大地震の要因に 海洋機構など解明
日刊工業新聞, 28 Sep. 2023, Paper - 謎に包まれていた南西諸島海溝の地震、大津波の起きやすさに地域差 プレート境界の解明進む
産経新聞, 29 Aug. 2016, Paper - 琉球海溝南部プレート境界で発生する低周波地震を観測
科学新聞, 05 Aug. 2016, Paper - 「明和大津波」発生源か 琉球海溝南部で断層確認
産経新聞, 23 Jul. 2016, Paper
