Researcher Information
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Research History
Research activity information
Papers
- Joel D. Simon; Frederik Jozef Simons; Jessica Claire Elizabeth Irving; Wenbo Wu; Masayuki Obayashi; Yong Yu; Yongshun John Chen; Hiroko Sugioka; Yann Michel Hello
Hydroacoustic observations of the 15 January 2022 Hunga Tonga-Hunga Ha‘apai eruption: The role of bathymetry along the path
14 Aug. 2025 - Koichiro Obana; Aki Ito; Toshiya Fujiwara; Masayuki Obayashi; Kentaro Imai; Yasuyuki Nakamura; Kenta Yoshida; Noriko Tada; Tomoya Nakajima; Hiroyuki Matsumoto; Gou Fujie; Satoru Tanaka; Shigeaki Ono; Shuichi Kodaira
Earthquake activity in the Torishima Rift and Sofu Seamount, and its relationship to the October 2023 tsunamis in Japan
Earth, Planets and Space, 28 Apr. 2025 - Satoru Tanaka; Masaru Nakano; Tomoya Nakajima; Junko Yoshimitsu; Masayuki Obayashi; Dirk Metz
Monitoring Submarine Volcanic Activities in the Izu–Bonin–Mariana Arc Using the International Monitoring System Hydrophone Array Signals
Seismological Research Letters, 01 Mar. 2025
[Reviewed] - Y. Kondo; M. Obayashi; H. Sugioka; H. Shiobara; A. Ito; M. Shinohara; H. Iwamori; M. Kinoshita; M. Miller; C. Tassara; J. Ojeda
Seismic Image of the Central to Southern Andean Subduction Zone Through Finite‐Frequency Tomography
Journal of Geophysical Research: Solid Earth, Nov. 2024
[Reviewed] - Toshiya Fujiwara; Kentaro Imai; Masayuki Obayashi; Kenta Yoshida; Noriko Tada; Koichiro Obana; Gou Fujie; Shigeaki Ono; Shuichi Kodaira
The Sofu Seamount Submarine Volcano Present in the Source Area of the October 2023 Earthquakes and Tsunamis in Japan
Geophysical Research Letters, 16 Oct. 2024
51, 19
[Reviewed] - Yi Fu; Zhi Wang; Masayuki Obayashi
Global P‐Wave and Joint S‐Wave Tomography in the North Pacific: Implications for Slab Geometry and Evolution
Journal of Geophysical Research: Solid Earth, 26 Oct. 2023
128, 11
[Reviewed] - Daisuke Suetsugu; Masayuki Obayashi; Takashi Tonegawa; Hajime Shiobara; Hiroko Sugioka; Aki Ito; Takehi Isse; Yasushi Ishihara; Satoru Tanaka; Junko Yoshimitsu
Nature of mantle discontinuities beneath the Ontong Java Plateau
Physics of the Earth and Planetary Interiors, Nov. 2022
334, 106969, 106969
[Reviewed] - Masayuki Obayashi; Junko Yoshimitsu; Daisuke Suetsugu; Hajime Shiobara; Hiroko Sugioka; Aki Ito; Takehi Isse; Yasushi Ishihara; Satoru Tanaka; Takashi Tonegawa
Interrelation of the stagnant slab, Ontong Java Plateau, and intraplate volcanism as inferred from seismic tomography
Scientific Reports, Dec. 2021
11, 1 - Takehi Isse; Daisuke Suetsugu; Akira Ishikawa; Hajime Shiobara; Hiroko Sugioka; Aki Ito; Yuki Kawano; Kazunori Yoshizawa; Yasushi Ishihara; Satoru Tanaka; Masayuki Obayashi; Takashi Tonegawa; Junko Yoshimitsu
Seismic evidence for a thermochemical mantle plume underplating the lithosphere of the Ontong Java Plateau
Communications Earth & Environment, Dec. 2021
2, 1 - Yuki Kawano; Takehi Isse; Akiko Takeo; Hitoshi Kawakatsu; Daisuke Suetsugu; Hajime Shiobara; Hiroko Sugioka; Aki Ito; Yasushi Ishihara; Satoru Tanaka; Masayuki Obayashi; Takashi Tonegawa; Junko Yoshimitsu
Persistent Long‐Period Signals Recorded by an OBS Array in the Western‐Central Pacific: Activity of Ambrym Volcano in Vanuatu
Geophysical Research Letters, 16 Oct. 2020
47, 19 - Suetsugu, Daisuke; Shiobara, Hajime; Sugioka, Hiroko; Ito, Aki; Isse, Takehi; Ishihara, Yasushi; Tanaka, Satoru; Obayashi, Masayuki; Tonegawa, Takashi; Yoshimitsu, Junko; Kobayashi, Takumi
High Q(ScS) beneath the Ontong Java Plateau
EARTH PLANETS AND SPACE, 06 Sep. 2019
71, 1
[Reviewed] - Tonegawa, T; Miura, S; Ishikawa, A; Sano, T; Suetsugu, D; Isse, T; Shiobara, H; Sugioka, H; Ito, A; Ishihara, Y; Tanaka, S; Obayashi, M; Yoshimitsu, J; Kobayashi, T
Characterization of Crustal and Uppermost-Mantle Seismic Discontinuities in the Ontong Java Plateau
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Jul. 2019
124, 7, 7155, 7170
[Reviewed] - D. Suetsgu; H. Shiobara; H. Sugioka; N. Tada; A. Ito; T. Isse; K. Baba; H. Ichihara; T. Ota; Y. Ishihara; S. Tanaka; M. Obayashi; T. Tonegawa; J. Yoshimitsu; T. Kobayashi; H. Utada
The OJP array: seismological and electromagnetic observation on seafloor and islands in the Ontong Java Plateau
JAMSTEC Rep. Res. Dev., 2018
26, doi: 10.5918/jamstecr.26.54, 56 - Takayuki Miyoshi; Masayuki Obayashi; Daniel Peter; Yoko Tono; Seiji Tsuboi
Adjoint tomography of the crust and upper mantle structure beneath the Kanto region using broadband seismograms
PROGRESS IN EARTH AND PLANETARY SCIENCE, Oct. 2017
4
[Reviewed] - Haichao Chen; Fenglin Niu; Masayuki Obayashi; Stephen P. Grand; Hitoshi Kawakatsu; Y. John Chen; Jieyuan Ning; Satoru Tanaka
Mantle seismic anisotropy beneath NE China and implications for the lithospheric delamination hypothesis beneath the southern Great Xing'an range
EARTH AND PLANETARY SCIENCE LETTERS, Aug. 2017
471, 32, 41
[Reviewed] - Tetsuo Matsuno; Daisuke Suetsugu; Kiyoshi Baba; Noriko Tada; Hisayoshi Shimizu; Hajime Shiobara; Takehi Isse; Hiroko Sugioka; Aid Ito; Masayuki Obayashi; Hisashi Utada
Mantle transition zone beneath a normal seafloor in the northwestern Pacific: Electrical conductivity, seismic thickness, and water content
EARTH AND PLANETARY SCIENCE LETTERS, Mar. 2017
462, 189, 198
[Reviewed] - Junko Yoshimitsu; Masayuki Obayashi
A database of global seismic travel times
JAMSTEC Report of Research and Development, Mar. 2017
24, 23, 29
[Reviewed] - Masayuki Obayashi; Yasushi Ishihara; Daisuke Suetsugu
Effects of shallow-layer reverberation on measurement of teleseismic P-wave travel times for ocean bottom seismograph data
EARTH PLANETS AND SPACE, Mar. 2017
69, 1
[Reviewed] - Masayuki Obayashi; Yoshio Fukao; Junk Yoshirnitsu
Unusually deep Bonin earthquake of 30 May 2015: A precursory signal to slab penetration?
EARTH AND PLANETARY SCIENCE LETTERS, Feb. 2017
459, 221, 226
[Reviewed] - M. Obayashi; J. Yoshimitsu; H. Sugioka; A. Ito; T. Isse; H. Shiobara; D. Reymond; D. Suetsugu
Mantle plumes beneath the South Pacific superswell revealed by finite frequency P tomography using regional seafloor and island data
GEOPHYSICAL RESEARCH LETTERS, Nov. 2016
43, 22, 11628, 11634
[Reviewed] - Taewoon Kim; Yoshio Fukao; Masayuki Obayashi
CSMAP: Cross Section Selector and Tomogram Generator
JAMSTEC Report of Research and Development, 2016
22, 0, 31, 38
[Reviewed] - Zhen Guo; Y. John Chen; Jieyuan Ning; Yongge Feng; Stephen P. Grand; Fenglin Niu; Hitoshi Kawakatsu; Satoru Tanaka; Masayuki Obayashi; James Ni
High resolution 3-D crustal structure beneath NE China from joint inversion of ambient noise and receiver functions using NECESSArray data
EARTH AND PLANETARY SCIENCE LETTERS, Apr. 2015
416, 1, 11
[Reviewed] - Satoru Tanaka; Hitoshi Kawakatsu; Masayuki Obayashi; Y. John Chen; Jieyuan Ning; Stephen P. Grand; Fenglin Niu; James Ni
Rapid lateral variation of P-wave velocity at the base of the mantle near the edge of the Large-Low Shear Velocity Province beneath the western Pacific
GEOPHYSICAL JOURNAL INTERNATIONAL, Feb. 2015
200, 2, 1050, 1063
[Reviewed] - Zheng Liu; Fenglin Niu; Yongshun John Chen; Steve Grand; Hitoshi Kawakatsu; Jieyuan Ning; Satoru Tanaka; Masayuki Obayashi; James Ni
Receiver function images of the mantle transition zone beneath NE China: New constraints on intraplate volcanism, deep subduction and their potential link
EARTH AND PLANETARY SCIENCE LETTERS, Feb. 2015
412, 101, 111
[Reviewed] - Y. Fukao; M. Obayashi
Deep Earth Structure - Subduction Zone Structure in the Mantle Transition Zone
Treatise on Geophysics: Second Edition, 01 Jan. 2015
1, 641, 654
[Reviewed] - Nishath R. Ranasinghe; Andrea C. Gallegos; Andrea R. Trujillo; Alexander R. Blanchette; Eric A. Sandvol; James Ni; Thomas M. Hearn; Youcai Tang; Stephen P. Grand; Fenglin Niu; Yongshun J. Chen; Jieyuan Ning; Hitoshi Kawakatsu; Satoru Tanaka; Masayuki Obayashi
Lg attenuation in northeast China using NECESSArray data
GEOPHYSICAL JOURNAL INTERNATIONAL, Jan. 2015
200, 1, 67, 76
[Reviewed] - Nozomu Takeuchi; Hitoshi Kawakatsu; Satoru Tanaka; Masayuki Obayashi; Y. John Chen; Jieyuan Ning; Steve P. Grand; Fenglin Niu; James Ni; Rryohei Iritani; Koki Idehara; Takashi Tonegawa
Upper mantle tomography in the northwestern Pacific region using triplicated P waves
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Oct. 2014
119, 10, 7667, 7685
[Reviewed] - Kai Tao; Fenglin Niu; Jieyuan Ning; Yongshun J. Chen; Steve Grand; Hitoshi Kawakatsu; Satoru Tanaka; Masayuki Obayashi; James Ni
Crustal structure beneath NE China imaged by NECESSArray receiver function data
EARTH AND PLANETARY SCIENCE LETTERS, Jul. 2014
398, 48, 57
[Reviewed] - Youcai Tang; Masayuki Obayashi; Fenglin Niu; Stephen P. Grand; Yongshun John Chen; Hitoshi Kawakatsu; Satoru Tanaka; Jieyuan Ning; James F. Ni
Changbaishan volcanism in northeast China linked to subduction-induced mantle upwelling
NATURE GEOSCIENCE, Jun. 2014
7, 6, 470, 475
[Reviewed] - Tetsuya Sakuyama; Wei Tian; Jun-Ichi Kimura; Yoshio Fukao; Yuka Hirahara; Toshiro Takahashi; Ryoko Senda; Qing Chang; Takashi Miyazaki; Masayuki Obayashi; Hiroshi Kawabata; Yoshiyuki Tatsumi
Melting of dehydrated oceanic crust from the stagnant slab and of the hydrated mantle transition zone: Constraints from Cenozoic alkaline basalts in eastern China
CHEMICAL GEOLOGY, Nov. 2013
359, 32, 48
[Reviewed] - Masayuki Obayashi; Junko Yoshimitsu; Guust Nolet; Yoshio Fukao; Hajime Shiobara; Hiroko Sugioka; Hiroki Miyamachi; Yuan Gao
Finite frequency whole mantle P wave tomography: Improvement of subducted slab images
GEOPHYSICAL RESEARCH LETTERS, Nov. 2013
40, 21, 5652, 5657
[Reviewed] - Yoshio Fukao; Masayuki Obayashi
Subducted slabs stagnant above, penetrating through, and trapped below the 660 km discontinuity
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Nov. 2013
118, 11, 5920, 5938
[Reviewed] - Daisuke Suetsugu; Toru Inoue; Masayuki Obayashi; Akira Yamada; Hajime Shiobara; Hiroko Sugioka; Aki Ito; Toshihiko Kanazawa; Hitoshi Kawakatsu; Azusa Shito; Yoshio Fukao
Depths of the 410-km and 660-km discontinuities in and around the stagnant slab beneath the Philippine Sea: Is water stored in the stagnant slab?
PHYSICS OF THE EARTH AND PLANETARY INTERIORS, Nov. 2010
183, 1-2, 270, 279
[Reviewed] - Yuan Gao; Daisuke Suetsugu; Yoshio Fukao; Masayuki Obayashi; Yutao Shi; Ruifeng Liu
Seismic discontinuities in the mantle transition zone and at the top of the lower mantle beneath eastern China and Korea: Influence of the stagnant Pacific slab
PHYSICS OF THE EARTH AND PLANETARY INTERIORS, Nov. 2010
183, 1-2, 288, 295
[Reviewed] - Hisayoshi Shimizu; Hisashi Utada; Kiyoshi Baba; Takao Koyama; Masayuki Obayashi; Yoshio Fukao
Three-dimensional imaging of electrical conductivity in the mantle transition zone beneath the North Pacific Ocean by a semi-global induction study
PHYSICS OF THE EARTH AND PLANETARY INTERIORS, Nov. 2010
183, 1-2, 252, 269
[Reviewed] - Akiko Takeo; Koki Idehara; Ryohei Iritani; Takashi Tonegawa; Yutaka Nagaoka; Kiwamu Nishida; Hitoshi Kawakatsu; Satoru Tanaka; Koji Miyakawa; Takashi Iidaka; Masayuki Obayashi; Hiroshi Tsuruoka; Katsuhiko Shiomi; Kazushige Obara
Very broadband analysis of a swarm of very low frequency earthquakes and tremors beneath Kii Peninsula, SW Japan
GEOPHYSICAL RESEARCH LETTERS, Mar. 2010
37, 6, n/a
[Reviewed] - Hiroko Sugioka; Daisuke Suetsugu; Masayuki Obayashi; Yoshio Fukao; Yuan Gao
Fast P- and S-wave velocities associated with the "cold" stagnant slab beneath the northern Philippine Sea
PHYSICS OF THE EARTH AND PLANETARY INTERIORS, Mar. 2010
179, 1-2, 1, 6
[Reviewed] - Yasuko Yamagishi; Hiroshi Yanaka; Katsuhiko Suzuki; Seiji Tsuboi; Takehi Isse; Masayuki Obayashi; Hajimu Tamura; Hiromichi Nagao
Visualization of geoscience data on Google Earth: Development of a data converter system for seismic tomographic models
COMPUTERS & GEOSCIENCES, Mar. 2010
36, 3, 373, 382
[Reviewed] - Akira Yamada; Dapeng Zhao; Toru Inoue; Daisuke Suetsugu; Masayuki Obayashi
Seismological evidence for compositional variations at the base of the mantle transition zone under Japan Islands
GONDWANA RESEARCH, Dec. 2009
16, 3-4, 482, 490
[Reviewed] - D. Suetsugu; T. Isse; S. Tanaka; M. Obayashi; H. Shiobara; H. Sugioka; T. Kanazawa; Y. Fukao; G. Barruol; D. Reymond
South Pacific mantle plumes imaged by seismic observation on islands and seafloor
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS, Nov. 2009
10, 11
[Reviewed] - Yuancheng Gung; Ya-Ting Hsu; Ling-Yun Chiao; Masayuki Obayashi
Multiscale waveform tomography with two-step model parameterization
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Nov. 2009
114, B11
[Reviewed] - Masayuki Obayashi; Junko Yoshimitsu; Yoshio Fukao
Tearing of Stagnant Slab
SCIENCE, May 2009
324, 5931, 1173, 1175
[Reviewed] - Hisashi Utada; Takao Koyama; Masayuki Obayashi; Yoshio Fukao
A joint interpretation of electromagnetic and seismic tomography models suggests the mantle transition zone below Europe is dry
EARTH AND PLANETARY SCIENCE LETTERS, May 2009
281, 3-4, 249, 257
[Reviewed] - S. Tanaka; M. Obayashi; D. Suetsugu; H. Shiobara; H. Sugioka; J. Yoshimitsu; T. Kanazawa; Y. Fukao; G. Barruol
P-wave tomography of the mantle beneath the South Pacific Superswell revealed by joint ocean floor and islands broadband seismic experiments
PHYSICS OF THE EARTH AND PLANETARY INTERIORS, Feb. 2009
172, 3-4, 268, 277
[Reviewed] - Yoshio Fukao; Masayuki Obayashi; Tomoeki Nakakuki
Stagnant Slab: A Review
ANNUAL REVIEW OF EARTH AND PLANETARY SCIENCES, 2009
37, 1, 19, 46
[Reviewed] - Junko Yoshimitsu; Masayuki Obayashi; Yoshio Fukao
Development of the global seismic travel time database at JAMSTEC/IFREE
JAMSTEC Report of Research and Development, 2009
2009, 163, 172
[Reviewed] - Obayashi Masayuki; Barroul Guilhem; Reymond Dominique; Daisuke Suetsugu; Tanaka Satoru; Isse Takehi; Yoshimitsu Junko; Shiobara Hajime; Sugioka Hiroko; Kanazawa Toshihiko; Fukao Yoshio
Seismic image of mantle plumes beneath the South Pacific
Abstracts of Annual Meeting of the Geochemical Society of Japan, 2008
55, 0, 88, 88
[Reviewed] - M Ichiki; K Baba; M Obayashi; H Utada
Water content and geotherm in the upper mantle above the stagnant slab: Interpretation of electrical conductivity and seismic P-wave velocity models
PHYSICS OF THE EARTH AND PLANETARY INTERIORS, Apr. 2006
155, 1-2, 1, 15
[Reviewed] - M Obayashi; H Sugioka; J Yoshimitsu; Y Fukao
High temperature anomalies oceanward of subducting slabs at the 410-km discontinuity
EARTH AND PLANETARY SCIENCE LETTERS, Mar. 2006
243, 1-2, 149, 158
[Reviewed] - Daisuke Suetsugu; Toru Inoue; Akira Yamada; Dapeng Zhao; Masayuki Obayashi
Towards mapping the three-dimensional distribution of water in the transition zone from P-velocity tomography and 660-km discontinuity depths
Geophysical Monograph Series, 2006
168, 237, 249
[Reviewed] - FL Niu; A Levander; S Ham; M Obayashi
Mapping the subducting Pacific slab beneath southwest Japan with Hi-net receiver functions
EARTH AND PLANETARY SCIENCE LETTERS, Oct. 2005
239, 1-2, 9, 17
[Reviewed] - M Obayashi; D Suetsugu; Y Fukao
PP-P differential traveltime measurement with crustal correction
GEOPHYSICAL JOURNAL INTERNATIONAL, Jun. 2004
157, 3, 1152, 1162
[Reviewed] - S Oki; Y Fukao; M Obayashi
Reference frequency of teleseismic body waves
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Apr. 2004
109, B4
[Reviewed] - Y Fukao; T Koyama; M Obayashi; H Utada
Trans-Pacific temperature field in the mantle transition region derived from seismic and electromagnetic tomography
EARTH AND PLANETARY SCIENCE LETTERS, Jan. 2004
217, 3-4, 425, 434
[Reviewed] - Y Fukao; A To; M Obayashi
Whole mantle P wave tomography using P and PP-P data
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Jan. 2003
108, B1, ESE 8
[Reviewed] - Y Fukao; S Widiyantoro; M Obayashi
Stagnant slabs in the upper and lower mantle transition region
REVIEWS OF GEOPHYSICS, Aug. 2001
39, 3, 291, 323
[Reviewed] - F Tajima; Y Fukao; M Obayashi; T Sakurai
Evaluation of slab images in the northwestern Pacific
EARTH PLANETS AND SPACE, 1998
50, 11-12, 953, 964
[Reviewed] - M Obayashi; Y Fukao
P and PcP travel time tomography for the core-mantle boundary
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Aug. 1997
102, B8, 17825, 17841
[Reviewed] - Masayuki OBAYASHI; Taro SAKURAI; Yoshio FUKAO
The 3D Structure of the Mantle from Travel Time Inversion.
Journal of Geography (Chigaku Zasshi), 1995
104, 7, 934, 940
[Reviewed] - Yoshio Fukao; Sigenori Maruyama; Masayuki Obayashi; Hiroshi Inoue
Geologic implication of the whole mantle P-wave tomography.
The Journal of the Geological Society of Japan, 1994
100, 1, 4
[Reviewed] - Y FUKAO; M OBAYASHI; H INOUE; M NENBAI
SUBDUCTING SLABS STAGNANT IN THE MANTLE TRANSITION ZONE
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Apr. 1992
97, B4, 4809, 4822
[Reviewed]
Misc.
- YAMAMOTO Yojiro; ITO Aki; ISHIHARA Yasushi; OBAYASHI Masayuki; TANAKA Satoru; NAKAMICHI Haruhisa; YAKIWARA Hiroshi; NAKATANI Yukihiro; SUGIOKA Hiroko; SUGIOKA Hiroko; OTSUKA Hironori; MATSUNO Tetsuo; SEAMA Nobukazu; SEAMA Nobukazu
Amphibious passive seismic observation at Kikai submarine caldera
日本地球惑星科学連合大会予稿集(Web), 2022
2022 - SHITO Azusa; SUETSUGU Daisuke; ISSE Takehi; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko
Po/So waves traveling in the Ontong Java Plateau
日本地球惑星科学連合大会予稿集(Web), 2022
2022 - 大林政行; 吉光淳子; 杉岡裕子; SIMON Joel D; YONG Yu
The Explosive Hunga Tonga Eruption observed by an Array of Hydroacoustic MERMAID Floats
日本地震学会秋季大会講演予稿集(CD-ROM), 2022
2022 - 近藤優子; 杉岡裕子; 大林政行
A study on the Application of 3-D Travel-Time Prediction to the Bayesloc multiple-event lolation
日本地震学会秋季大会講演予稿集(CD-ROM), 2021
2021 - SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko; KOBAYASHI Takumi
Topography on the mantle discontinuities beneath the Ontong Java Plateau
日本地球惑星科学連合大会予稿集(Web), 2020
2020 - Kawano Yuki; Isse Takehi; Takeo Akiko; Kawakatsu Hitoshi; Suetsugu Daisuke; Shiobara Hajime; Sugioka Hiroko; Ito Aki; Ishihara Yasushi; Tanaka Satoru; Obayashi Masayuki; Tonegawa Takashi; Yoshimitsu Junko
Persistent Long-Period Signals Recorded by an OBS Array in the Western-Central Pacific: Activity of Ambrym Volcano in Vanuatu
Geophysical Research Letters, 2020
47, 19 - OBAYASHI Masayuki; SUGIOKA Hiroko; HELLO Yann; SIMONS Frederik J; CHEN Yongshun J; NOLET Guust
Seismic monitoring by autonomous floats to image Earth’s interior
日本地球惑星科学連合大会予稿集(Web), 2020
2020 - HORIUCHI Misaki; SUGIOKA Hiroko; OBAYASHI Masayuki; SUETSUGU Daisuke; SHIOBARA Hajime; ITO Aki; ISHIHARA Yasushi; TANAKA Satoru; ISSE Takehi; TONEGAWA Takashi; YOSHIMITSU Junko; KOBAYASHI Takumi
Finite frequency S wave tomography model beneath the Ontong Java Plateau using data recorded by broadband ocean bottom seismographs
日本地球惑星科学連合大会予稿集(Web), 2019
2019 - ISSE Takehi; SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko; KOBAYASHI Takumi; YOSHIZAWA Kazunori
Shear wave structure of the upper mantle beneath the Ontong Java Plateau
日本地球惑星科学連合大会予稿集(Web), 2019
2019 - 大林政行; 吉光淳子; 末次大輔; 塩原肇; 杉岡裕子; 伊藤亜妃; 石原靖; 田中聡; 一瀬建日; 利根川貴志; 小林拓史
オントンジャワ海台マントルP波速度構造
ブルーアースサイエンス・テク要旨集, 2019
2019 - 一瀬建日; 末次大輔; 塩原肇; 杉岡裕子; 伊藤亜妃; 石原靖; 田中聡; 大林政行; 利根川貴志; 吉光淳子; 小林拓史
オントンジャワ海台上部マントルS波速度構造
ブルーアースサイエンス・テク要旨集, 2019
2019 - SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko; KOBATASHI Takumi
Shear velocity and attenuation of the mantle beneath the Ontong Java Plateau based on an analysis of multiple ScS waves
日本地震学会秋季大会講演予稿集(CD-ROM), 2019
2019 - 川野由貴; 一瀬建日; 竹尾明子; 川勝均; 末次大輔; 塩原肇; 杉岡裕子; 伊藤亜妃; 石原靖; 田中聡; 大林政行; 利根川貴志; 吉光淳子; 小林拓史
オントンジャワ海台における地震波アレイ解析:地震波干渉法による予備的解析
日本地震学会秋季大会講演予稿集(CD-ROM), 2019
2019 - 一瀬建日; 末次大輔; 塩原肇; 杉岡裕子; 伊藤亜妃; 石川晃; 川野由貴; 吉澤和範; 石原靖; 田中聡; 大林政行; 利根川貴志; 吉光淳子; 小林拓史
オントンジャワ海台の上部マントルS波速度構造
日本地震学会秋季大会講演予稿集(CD-ROM), 2019
2019 - OBAYASHI Masayuki; YOSHIMITSU Junko; SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; TANAKA Satoru; TONEGAWA Takashi; KOBAYASHI Takumi
P-wave velocity tructures beneath Ontong Java Plateau
日本地震学会秋季大会講演予稿集(CD-ROM), 2018
2018 - TANAKA Satoru; SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko; KOBAYASHI Takumi
Shear wave splitting observed in the Ontong Java Plateau and adjacent regions
日本地球惑星科学連合大会予稿集(Web), 2018
2018 - KOBAYASHI Minoru; UKAWA Motoo; FUKAO Yoshio; SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko; KOBAYASHI Takumi
sPL waves observed by the OJP array in the Ontong Java Plateau
日本地球惑星科学連合大会予稿集(Web), 2018
2018 - TONEGAWA Takashi; SUETSUGU Daisuke; MIURA Seiichi; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; YOSHIMITSU Junko; KOBAYASHI Takumi
Retrieval of converted phases from shallow structure of the Ontong Java Plateau
日本地球惑星科学連合大会予稿集(Web), 2018
2018 - ISSE Takehi; SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko; KOBAYASHI Takumi
Shear wave upper mantle structure beneath the Ontong Java Plateau
日本地球惑星科学連合大会予稿集(Web), 2018
2018 - SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; TANAKA Satoru; OBAYASHI Masayuki; TONEGAWA Takashi; YOSHIMITSU Junko; KOBAYASHI Takumi
Seismic attenuation in the mantle beneath the Ontong Java Plateau from multiple ScS waves
日本地球惑星科学連合大会予稿集(Web), 2018
2018 - OBAYASHI Masayuki; YOSHIMITSU Junko; SUETSUGU Daisuke; SHIOBARA Hajime; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; ISHIHARA Yasushi; TANAKA Satoru; TONEGAWA Takashi; KOBAYASHI Takumi
Multifrequency P-wave tomography of Ontong Java Plateau
日本地球惑星科学連合大会予稿集(Web), 2018
2018 - 利根川貴志; 末次大輔; 塩原肇; 杉岡裕子; 伊藤亜妃; 一瀬建日; 石原靖; 田中聡; 大林政行; 吉光淳子
OJP arrayのBBOBS記録を用いた浅部構造からの変換波抽出
ブルーアースサイエンス・テク要旨集, 2018
2018 - 末次大輔; 塩原肇; 杉岡裕子; 多田訓子; 伊藤亜妃; 一瀬建日; 馬場聖至; 市原寛; 市原寛; 太田豊宣; 石原靖; 田中聡; 大林政行; 利根川貴志; 吉光淳子; 小林拓史; 歌田久司
オントンジャワ海台の海底・海洋島における地震・電磁気観測
ブルーアースサイエンス・テク要旨集, 2018
2018 - KOBAYASHI Takumi; SUETSUGU Daisuke; OBAYASHI Masayuki; SUGIOKA Hiroko
Upper mantle structure beneath the Ontong Java Plateau from measurements of body wave differential travel times
日本地球惑星科学連合大会予稿集(Web), 2017
2017 - 末次大輔; 杉岡裕子; 伊藤亜妃; 多田訓子; 市原寛; 清水祥伽; 三浦誠一; 羽生毅; 石原靖; 田中聡; 大林政行; 一瀬建日; 馬場聖至; 塩原肇; 歌田久司; 中西正男; 伊藤誠; 野口直人; 三浦亮; 渡会勇太; 鈴木瑛江; 柴田玄洋; 徳長航; 稲垣孝一; 森岡美樹
オントンジャワ海台の構造と形成過程の解明(MR14-06レグ1,2)
ブルーアース要旨集, 2016
2016 - OBAYASHI Masayuki; YOSHIMITSU Junko; SUGIOKA Hiroko; ITO Aki; ISSE Takehi; SHIOBARA Hajime; SUETSUGU Daisuke
P-wave velocity anomalies of the plume beneath the French Polynesia
日本地球惑星科学連合大会予稿集(Web), 2015
2015 - Daisuke Suetsugu; Toru Inoue; Akira Yamada; Dapeng Zhao; Masayuki Obayashi
Towards Mapping the Three-Dimensional Distribution of Water in the Transition Zone from P-Velocity Tomography and 660-Km Discontinuity Depths
Earth's Deep Water Cycle, 19 Mar. 2013
237, 249 - SUETSUGU D.; TANAKA S.; OBAYASHI M.; ISSE T.; SHIOBARA H.; SUGIOKA H.; BARRUOL G.; YOSHIMITSU J.; KANAZAWA T.; FUKAO Y.
Seismic image of the South Pacific superplume in the whole mantle
日本地震学会秋季大会講演予稿集, 2007
2007 - 笠原 敬司; 井上 公; 根岸 弘明; 宮川 幸治; 雷 楓; 坂無 雅子; 坪井 誠司; 大林 政行; 一瀬 建日; 神谷 真一郎; 東野 陽子
(37) 太平洋域地球内部観測ネットワーク・データの統合的解析による地球内部構造の解明(5 共同研究,I 研究活動)
防災科学技術研究所年報, 29 Oct. 2002
13, 146, 146
Presentations
- Sirawich Pipatprathanporn; Joel D. Simon; Frederik J Simons; Yann Hello; Guust Nole; Karin Sigloch; Masayuki Obayashi; Shigeki Hosoda; Yongshun John Chen; The EarthScope-Ocean Consortium
Twenty Years of MERMAID: Mobile Marine Sensors for Terrestrial Seismology and Oceanic Acoustics
AGU Fall Meeting 2024, 12 Dec. 2024 - Frederik J Simons; Guust Nole; Carlos Becerril; Sebastien Bonnieux; Bá Hoàng Nguyễn; Yuko Kondo; Fanchao Kong; Masayuki Obayashi; Karin Sigloch; Sirawich Pipatprathanporn; Joel D. Simon; Hiroko Sugioka; Junko Yoshimitsu; Qiunling Zhang; The EarthScope-Oceans Consortium
Six Years in the Pacific: Seismic Waveforms and Traveltimes for Mantle Tomography from MERMAID
AGU24, 12 Dec. 2024 - Toshiya Fujiwara; Kentaro Imai; Masayuki Obayashi; Kenta Yoshida; Noriko Tada; Koichiro Obana; Gou Fujie; Shigeaki Ono; Shuichi Kodaira
The Sofu Seamount Submarine Volcano Present in the Source Area of the October 2023 Earthquakes and Tsunamis in Japan
AGU24, 11 Dec. 2024 - 大林政行; 吉光淳子; 山本揚二朗; 伊藤亜妃; 石原 靖; 田中 聡; 中道治久; 八木原 寛; 仲谷幸浩; 杉岡裕子; 大塚宏徳; 松野哲男; 島 伸和
グローバルトモグラフィーによる鬼界カルデラ周 辺の P 波速度構造
日本火山学会 2024 年度秋季大会, 16 Oct. 2024 - 山本揚二朗; 伊藤亜妃; 石原 靖; 大林政行; 田中 聡; 中道治久; 八木原 寛; 仲谷幸浩; 杉岡裕子; 大塚宏徳; 松野哲男; 島 伸和
地震波トモグラフィによる鬼界カルデラのマグマ 供給系イメージング
日本火山学会 2024 年度秋季大会, 16 Oct. 2024 - 尾鼻 浩一郎; 伊藤 亜妃; 中島 倫也; 富士原 敏也; 大林 政行; 田中 聡; 吉田 健太; 多田 訓子; 今井 健太郎; 松本 浩幸; 中村 恭之; 藤江 剛; 小野 重明; 小平 秀一
Earthquake activities near the Sofu Seamount with possible relations to Tsunamis observed in October 2023
JpGU 2024, 31 May 2024 - 富士原 敏也; 今井 健太郎; 大林 政行; 吉田 健太; 多田 訓子; 尾鼻 浩一郎; 藤江 剛; 小野 重明; 小平 秀一
2023年10月9日地震津波の波源域にある孀婦海山
JpGU 2024, 31 May 2024, [Invited] - 山本 揚二朗; 伊藤 亜妃; 石原 靖; 大林 政行; 田中 聡; 中道 治久; 八木原 寛; 仲谷 幸浩; 杉岡 裕子; 大塚 宏徳; 松野 哲男; 島 伸和
海陸自然地震観測による鬼界カルデラの地震波速度構造
JpGU 2024, 31 May 2024 - 大林 政行
T-phases from events to the west of Sofugan on October 8, 2023
JpGU 2024, 27 May 2024, [Invited] - Dalija Namjesnik; Karin Sigloch; Joel D. Simon; Tom Garth; James Harris; Dmitry Storchak; Frederik. J. Simons; Sébastien Bonnieux; Yong Yu; Masayuki Obayashi
Re-location and integration into the ISC Bulletin of earthquakes recorded by hydro-acoustic MERMAID instruments freely floating in the South Pacific Ocean
EGU 2024, 18 Apr. 2024
