KODAIRA Shuichi

Last updated: Jan 5, 2020 at 11:32

Name	KODAIRA Shuichi
Affiliation	Japan Agency for Marine-Earth Science and Technology

Research Areas

Earth and planetary science / Solid earth and planetary physics / Marine geophysics, seismology, seismic imaging

Awards & Honors

Plain Text

Dec 2017

Beno Gutenberg Lecture, American Geophysical Union

Oct 2017

Geographical distribution of shear wave anisotropy within marine sediments in the northwestern Pacific, Best paper award, Seismological Society of Japan

Winner: Tonegawa, T., Y. Fukao, G. Fujie, S. Takamura, T. Takahashi, S. Kodaira

Dec 2014

Fellow, American Geophysical Union

Published Papers

Plain Text1 2 >

Marine active-source seismic studies in the Japan Trench: a seismogenic zone in an ocean-continent collision zone

Kodaira, S., Nakamura, Y., Fujie, G., & Miura, S.

Acta Geologica Sinica‐English Edition 93(94) 95 2019 [Refereed]

Crustal structure across the Lord Howe Rise, northern Zealandia, and rifting of the eastern Gondwana margin.

Gallais, F., Fujie, G., Boston, B., Hackney, R., Kodaira, S., Miura, S., ... & Kaiho, Y.

Journal of Geophysical Research: Solid Earth, 124(3) 3036-3056 2019 [Refereed]

Seismic evidence of magmatic rifting in the offshore Taupo Volcanic Zone, New Zealand

Gase, A. C., Van Avendonk, H. J., Bangs, N. L., Luckie, T. W., Barker, D. H., Henrys, S. A., D. Bassett, D. Okaya, K. M. Jacobs, S. Kodaira... & Fujie, G.

Geophysical Research Letters. 2019 [Refereed]

Delayed subsidence after rifting and a record of breakup for northwestern Zealandia.

Boston, B., Nakamura, Y., Gallais, F., Hackney, R., Fujie, G., Kodaira, S., ... & Yamada, Y

Journal of Geophysical Research: Solid Earth 124(3) 3057-3072 2019 [Refereed]

Time lapse seismic analysis of the Tohoku-Oki 2011 earthquake

Martin Landro, Shuichi Kodaira, Toshiya Fujiwara, Tetsuo No, Wiktor Waldemar Weibull, Borge Arntsen

International Journal of Greenhouse Gas Control 82 98-116 2019 [Refereed]

Recycling of depleted continental mantle by subduction and plumes at the Hikurangi Plateau large igneous province, southwestern Pacific Ocean

K. Mochizuki, R. Sutherland, S. Henrys, D. Bassett, H. Van Avendonk, R. Arai, S. Kodaira, G. Fujie, Y. Yamamoto, N. Bangs and D. Barker

GEOLOGY 47(8) 795-798 2019 [Refereed]

PROCESSES GOVERNING GIANT SUBDUCTION EARTHQUAKES

Tobin, H. J., Kimura, G., & Kodaira, S

Oceanography 32(1) 80-93 2019 [Refereed][Invited]

Development of a database and visualization system integrating various models of seismic velocity structure and subducting plate geometry around Japan

Yamagishi Yasuko, Nakanishi Ayako, Miura Seiichi, Kodaira Shuichi, Sakaguchi Hide

PROGRESS IN EARTH AND PLANETARY SCIENCE 5 Sep 2018 [Refereed]

Active-source seismic survey on the northeastern Hawaiian Arch: insights into crustal structure and mantle reflectors

Ohira Akane, Kodaira Shuichi, Moore Gregory F., Yamashita Mikiya, Fujiwara Toshiya, Kaiho Yuka, Miura Seiichi, Fujie Gou

EARTH PLANETS AND SPACE 70 Jul 2018 [Refereed]

Lateral variation of the uppermost oceanic plate in the outer-rise region of the Northwest Pacific Ocean inferred from Po-to-s converted waves

Tonegawa Takashi, Obana Koichiro, Fujie Gou, Kodaira Shuichi

EARTH PLANETS AND SPACE 70 Jul 2018 [Refereed]

The 2016 M-w 5.9 earthquake off the southeastern coast of Mie Prefecture as an indicator of preparatory processes of the next Nankai Trough megathrust earthquake

Nakano Masaru, Hyodo Mamoru, Nakanishi Ayako, Yamashita Mikiya, Hori Takane, Kamiya Shin-ichiro, Suzuki Kensuke, Tonegawa Takashi, Kodaira Shuichi, Takahashi Narumi, Kaneda Yoshiyuki

PROGRESS IN EARTH AND PLANETARY SCIENCE 5 Jun 2018 [Refereed]

Seismic evidence for arc segmentation, active magmatic intrusions and syn-rift fault system in the northern Ryukyu volcanic arc

Arai Ryuta, Kodaira Shuichi, Takahashi Tsutomu, Miura Seiichi, Kaneda Yoshiyuki

EARTH PLANETS AND SPACE 70 Apr 2018 [Refereed]

Learning from crustal deformation associated with the M9 2011 Tohoku-oki earthquake

Wang Kelin, Sun Tianhaozhe, Brown Lonn, Hino Ryota, Tomita Fumiaki, Kido Motoyuki, Iinuma Takeshi, Kodaira Shuichi, Fujiwara Toshiya

GEOSPHERE 14(2) 552-571 Apr 2018 [Refereed]

Shallow very-low-frequency earthquakes accompany slow slip events in the Nankai subduction zone

Nakano Masaru, Hori Takane, Araki Eiichiro, Kodaira Shuichi, Ide Satoshi

NATURE COMMUNICATIONS 9 Mar 2018 [Refereed]

Bathymetric imaging of protothrust zone along the Nankai Trough

Yamashita Mikiya, Miura Seiichi, Moore Gregory F., Nakanishi Ayako, Kodaira Shuichi, Kaneda Yoshiyuki

ISLAND ARC 27(2) Mar 2018 [Refereed]

Seismicity in the source areas of the 1896 and 1933 Sanriku earthquakes and implications for large near-trench earthquake faults

Obana Koichiro, Nakamura Yasuyuki, Fujie Gou, Kodaira Shuichi, Kaiho Yuka, Yamamoto Yojiro, Miura Seiichi

GEOPHYSICAL JOURNAL INTERNATIONAL 212(3) 2061-2072 Mar 2018 [Refereed]

Crustal characteristic variation in the central Yamato Basin, Japan Sea back-arc basin, deduced from seismic survey results

Sato Takeshi, No Tetsuo, Miura Seiichi, Kodaira Shuichi

TECTONOPHYSICS 726 1-13 Feb 2018 [Refereed]

Seismic imaging for an ocean drilling site survey and its verification in the Izu rear arc

Yamashita Mikiya, Takahashi Narumi, Tamura Yoshihiko, Miura Seiichi, Kodaira Shuichi

EXPLORATION GEOPHYSICS 49(1) 1-10 2018 [Refereed]

Seismic Structure of the Oceanic Crust Around Petit‐Spot Volcanoes in the Outer‐Rise Region of the Japan Trench

Akane Ohira, Shuichi Kodaira, Gou Fujie, Tetsuo No, Yasuyuki Nakamura, Yuka Kaiho, Seiichi Miura

GEOPHYSICAL RESEARCH LETTERS 45 2018 [Refereed]

Increasing the efficiency of crustal structure surveys based on improving the floating posture of Pop-up Ocean Bottom Seismographs

24(2) 1-8 2018 [Refereed]

Seafloor Displacement After the 2011 Tohoku-oki Earthquake in the Northern Japan Trench Examined by Repeated Bathymetric Surveys

Fujiwara Toshiya, Ferreira Christian dos Santos, Bachmann Anna Katharina, Strasser Michael, Wefer Gerold, Sun Tianhaozhe, Kanamatsu Toshiya, Kodaira Shuichi

GEOPHYSICAL RESEARCH LETTERS 44(23) 11833-11839 Dec 2017 [Refereed]

Evidence for frozen melts in the mid-lithosphere detected from active-source seismic data

Ohira Akane, Kodaira Shuichi, Nakamura Yasuyuki, Fujie Gou, Arai Ryuta, Miura Seiichi

SCIENTIFIC REPORTS 7 Nov 2017 [Refereed]

Structural variation of the oceanic Moho in the Pacific plate revealed by active-source seismic data

Ohira Akane, Kodaira Shuichi, Nakamura Yasuyuki, Fujie Gou, Arai Ryuta, Miura Seiichi

EARTH AND PLANETARY SCIENCE LETTERS 476 111-121 Oct 2017 [Refereed]

Depth-varying structural characters in the rupture zone of the 2011 Tohoku-oki earthquake

Kodaira Shuichi, Nakamura Yasuyuki, Yamamoto Yojiro, Obana Koichiro, Fujie Gou, No Tetsuo, Kaiho Yuka, Sato Takeshi, Miura Seiichi

GEOSPHERE 13(5) 1408-1424 Oct 2017 [Refereed]

Interferometric OBS imaging for wide-angle seismic data

Shiraishi Kazuya, Gou Fujie, Sato Takeshi, Abe Susumu, Asakawa Eiichi, Kodaira Shuichi

GEOPHYSICS 82(5) Q39-Q51 Sep 2017 [Refereed]

Subduction of thick oceanic plateau and high-angle normal-fault earthquakes intersecting the slab

Arai Ryuta, Kodaira Shuichi, Yamada Tomoaki, Takahashi Tsutomu, Miura Seiichi, Kaneda Yoshiyuki, Nishizawa Azusa, Oikawa Mitsuhiro

GEOPHYSICAL RESEARCH LETTERS 44(12) 6109-6115 Jun 2017 [Refereed]

Forearc slope deformation above the Japan Trench megathrust: Implications for subduction erosion

Boston Brian, Moore Gregory F., Nakamura Yasuyuki, Kodaira Shuichi

EARTH AND PLANETARY SCIENCE LETTERS 462 26-34 Mar 2017 [Refereed]

Seismic structure off the Kii Peninsula, Japan, deduced from passive- and active-source seismographic data

Yamamoto Yojiro, Takahashi Tsutomu, Kaiho Yuka, Obana Koichiro, Nakanishi Ayako, Kodaira Shuichi, Kaneda Yoshiyuki

EARTH AND PLANETARY SCIENCE LETTERS 461 163-175 Mar 2017 [Refereed]

Fracture Alignments in Marine Sediments Off Vancouver Island from Ps Splitting Analysis

Tonegawa Takashi, Obana Koichiro, Yamamoto Yojiro, Kodaira Shuichi, Wang Kelin, Riedel Michael, Kao Honn, Spence George

BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 107(1) 387-402 Feb 2017 [Refereed]

Large fault slip peaking at trench in the 2011 Tohoku-oki earthquake

Sun Tianhaozhe, Wang Kelin, Fujiwara Toshiya, Kodaira Shuichi, He Jiangheng

NATURE COMMUNICATIONS 8 Jan 2017 [Refereed]

Crustal structure of the southern Okinawa Trough: Symmetrical rifting, submarine volcano, and potential mantle accretion in the continental back-arc basin

Arai Ryuta, Kodaira Shuichi, Yuka Kaiho, Takahashi Tsutomu, Miura Seiichi, Kaneda Yoshiyuki

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 122(1) 622-641 Jan 2017 [Refereed]

Overview of the Drilling Project on the Bend-fault Hydrology in Old Incoming Plate

Morishita Tomoaki, Gou Fujie, Yamano Makoto, Nakanishi Masao, Obana Koichiro, Nakamura Yasuyuki, Saito Saneatsu, Kodaira Shuichi, Kimura Jun-ichi, Kuroda Junichiro, Ono Shigeaki

JOURNAL OF GEOGRAPHY-CHIGAKU ZASSHI 126(2) 247-262 2017 [Refereed]

Advent of Continents: A New Hypothesis

Tamura Yoshihiko, Sato Takeshi, Fujiwara Toshiya, Kodaira Shuichi, Nichols Alexander

SCIENTIFIC REPORTS 6 Sep 2016 [Refereed]

Structure of the tsunamigenic plate boundary and low-frequency earthquakes in the southern Ryukyu Trench

Arai Ryuta, Takahashi Tsutomu, Kodaira Shuichi, Kaiho Yuka, Nakanishi Ayako, Fujie Gou, Nakamura Yasuyuki, Yamamoto Yojiro, Ishihara Yasushi, Miura Seiichi, Kaneda Yoshiyuki

NATURE COMMUNICATIONS 7 Jul 2016 [Refereed]

S-wave attenuation structure beneath the northern Izu-Bonin arc

Takahashi Tsutomu, Obana Koichiro, Kodaira Shuichi

EARTH PLANETS AND SPACE 68 Apr 2016 [Refereed]

Along-trench variations in the seismic structure of the incoming Pacific plate at the outer rise of the northern Japan Trench

Fujie Gou, Kodaira Shuichi, Sato Takeshi, Takahashi Tsutomu

GEOPHYSICAL RESEARCH LETTERS 43(2) 666-673 Jan 2016 [Refereed]

Construction of DONET2

TECHNO-OCEAN 2016: RETURN TO THE OCEANS 435-438 2016 [Refereed]

Geographical distribution of shear wave anisotropy within marine sediments in the northwestern Pacific

Tonegawa Takashi, Fukao Yoshio, Fujie Gou, Takemura Shunsuke, Takahashi Tsutomu, Kodaira Shuichi

PROGRESS IN EARTH AND PLANETARY SCIENCE 2 Sep 2015 [Refereed]

Evolution of the Earth as an andesite planet: water, plate tectonics, and delamination of anti-continent

Tatsumi Yoshiyuki, Sato Takeshi, Kodaira Shuichi

EARTH PLANETS AND SPACE 67 Jun 2015 [Refereed]

Geochemical variations in Japan Sea back-arc basin basalts formed by high-temperature adiabatic melting of mantle metasomatized by sediment subduction components

Hirahara Yuka, Kimura Jun-Ichi, Senda Ryoko, Miyazaki Takashi, Kawabata Hiroshi, Takahashi Toshiro, Chang Qing, Vaglarov Bogdan S., Sato Takeshi, Kodaira Shuichi

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 16(5) 1324-1347 May 2015 [Refereed]

Structural characteristics of the Bayonnaise Knoll caldera as revealed by a high-resolution seismic reflection survey

Yamashita Mikiya, Kasaya Takafumi, Takahashi Narumi, Takizawa Kaoru, Kodaira Shuichi

EARTH PLANETS AND SPACE 67 1-9 Apr 2015 [Refereed]

Earthquake Activity in Northern Cascadia Subduction Zone Off Vancouver Island Revealed by Ocean-Bottom Seismograph Observations

Obana Koichiro, Scherwath Martin, Yamamoto Yojiro, Kodaira Shuichi, Wang Kelin, Spence George, Riedel Michael, Kao Honn

BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 105(1) 489-495 Feb 2015 [Refereed]

Ambient seafloor noise excited by earthquakes in the Nankai subduction zone

Tonegawa Takashi, Fukao Yoshio, Takahashi Tsutomu, Obana Koichiro, Kodaira Shuichi, Kaneda Yoshiyuki

NATURE COMMUNICATIONS 6 Jan 2015 [Refereed]

Friction properties of the plate boundary megathrust beneath the frontal wedge near the Japan Trench: an inference from topographic variation

Koge Hiroaki, Fujiwara Toshiya, Kodaira Shuichi, Sasaki Tomoyuki, Kameda Jun, Kitamura Yujin, Hamahashi Mari, Fukuchi Rina, Yamaguchi Asuka, Hamada Yohei, Ashi Juichiro, Kimura Gaku

EARTH PLANETS AND SPACE 66 Nov 2014 [Refereed]

Outer-rise normal fault development and influence on near-trench decollement propagation along the Japan Trench, off Tohoku

Boston Brian, Moore Gregory F., Nakamura Yasuyuki, Kodaira Shuichi

EARTH PLANETS AND SPACE 66 Oct 2014 [Refereed]

S wave attenuation structure on the western side of the Nankai subduction zone: Implications for fluid distribution and dynamics

Takahashi Tsutomu, Obana Koichiro, Yamamoto Yojiro, Nakanishi Ayako, Kodaira Shuichi, Kaneda Yoshiyuki

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 119(10) 7805-7822 Oct 2014 [Refereed]

Seismic imaging and velocity structure around the JFAST drill site in the Japan Trench: low Vp, high Vp/Vs in the transparent frontal prism

Nakamura Yasuyuki, Kodaira Shuichi, Cook Becky J., Jeppson Tamara, Kasaya Takafumi, Yamamoto Yojiro, Hashimoto Yoshitaka, Yamaguchi Mika, Obana Koichiro, Fujie Gou

EARTH PLANETS AND SPACE 66 Sep 2014 [Refereed]

Deformation of the Manazuru Knoll in Sagami Bay, central Japan, associated with subduction of the Philippine Sea plate

No Tetsuo, Takahashi Narumi, Miura Seiichi, Yamashita Mikiya, Kido Yukari, Kodaira Shuichi

EARTH PLANETS AND SPACE 66 Sep 2014 [Refereed]

The source fault of the 1983 Nihonkai-Chubu earthquake revealed by seismic imaging

No Tetsuo, Sato Takeshi, Kodaira Shuichi, Ishiyama Tatsuya, Sato Hiroshi, Takahashi Narumi, Kaneda Yoshiyuki

EARTH AND PLANETARY SCIENCE LETTERS 400 14-25 Aug 2014 [Refereed]

Seismicity and structural heterogeneities around the western Nankai Trough subduction zone, southwestern Japan

Yamamoto Yojiro, Obana Koichiro, Takahashi Tsutomu, Nakanishi Ayako, Kodaira Shuichi, Kaneda Yoshiyuki

EARTH AND PLANETARY SCIENCE LETTERS 396 34-45 Jun 2014 [Refereed]

Investigation of the Huge Tsunami from the 2011 Tohoku-Oki, Japan, Earthquake Using Ocean Floor Boreholes to the Fault Zone

Mori Jim, Chester Frederick, Brodsky Emily E., Kodaira Shuichi

OCEANOGRAPHY 27(2) 132-137 Jun 2014 [Refereed]

Seismological evidence of mantle flow driving plate motions at a palaeo-spreading centre

Kodaira Shuichi, Fujie Gou, Yamashita Mikiya, Sato Takeshi, Takahashi Tsutomu, Takahashi Narumi

NATURE GEOSCIENCE 7(5) 371-375 May 2014 [Refereed]

Stress and displacement fields in the outer wedge induced by megathrust earthquakes

Fukao Yoshio, Hori Takane, Kodaira Shuichi

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 119(5) 4219-4232 May 2014 [Refereed]

Aftershocks of the December 7, 2012 intraplate doublet near the Japan Trench axis

Obana Koichiro, Kodaira Shuichi, Nakamura Yasuyuki, Sato Takeshi, Fujie Gou, Takahashi Tsutomu, Yamamoto Yojiro

EARTH PLANETS AND SPACE 66 Apr 2014 [Refereed]

Distribution and migration of aftershocks of the 2010 Mw 7.4 Ogasawara Islands intraplate normal-faulting earthquake related to a fracture zone in the Pacific plate

Obana Koichiro, Takahashi Tsutomu, No Tetsuo, Kaiho Yuka, Kodaira Shuichi, Yamashita Mikiya, Sato Takeshi, Nakamura Takeshi

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 15(4) 1363-1373 Apr 2014 [Refereed]

Seismic constraints of the formation process on the back-arc basin in the southeastern Japan Sea

Sato Takeshi, No Tetsuo, Kodaira Shuichi, Takahashi Narumi, Kaneda Yoshiyuki

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 119(3) 1563-1579 Mar 2014 [Refereed]

Structural heterogeneities around the megathrust zone of the 2011 Tohoku earthquake from tomographic inversion of onshore and offshore seismic observations

Yamamoto Yojiro, Obana Koichiro, Kodaira Shuichi, Hino Ryota, Shinohara Masanao

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 119(2) 1165-1180 Feb 2014 [Refereed]

Evidence for Mass Transport Deposits at the IODP JFAST-Site in the Japan Trench

SUBMARINE MASS MOVEMENTS AND THEIR CONSEQUENCES: 6TH INTERNATIONAL SYMPOSIUM 37 33-43 2014 [Refereed]

Experiment to detect temporal change of seismic velocity in the subducting plate boundary in the Nankai Trough using the DONET submarine cabled observation network and airgun controlled source

OCEANS 2014 - TAIPEI 2014 [Refereed]

Aftershocks near the updip end of the 2011 Tohoku-Oki earthquake

Obana Koichiro, Kodaira Shuichi, Shinohara Masanao, Hino Ryota, Uehira Kenji, Shiobara Hajime, Nakahigashi Kazuo, Yamada Tomoaki, Sugioka Hiroko, Ito Aki, Nakamura Yasuyuki, Miura Seiichi, No Tetsuo, Takahashi Narumi

EARTH AND PLANETARY SCIENCE LETTERS 382 111-116 Nov 2013 [Refereed]

Widely distributed thrust and strike-slip faults within subducting oceanic crust in the Nankai Trough off the Kii Peninsula, Japan

Tsuji Takeshi, Kodaira Shuichi, Ashi Juichiro, Park Jin-Oh

TECTONOPHYSICS 600 52-62 Jul 2013 [Refereed]

High-resolution seismic imaging in the Japan Trench axis area off Miyagi, northeastern Japan

Nakamura Yasuyuki, Kodaira Shuichi, Miura Seiichi, Regalla Christine, Takahashi Narumi

GEOPHYSICAL RESEARCH LETTERS 40(9) 1713-1718 May 2013 [Refereed]

The 3-D distribution of random velocity inhomogeneities in southwestern Japan and the western part of the Nankai subduction zone

Takahashi Tsutomu, Obana Koichiro, Yamamoto Yojiro, Nakanishi Ayako, Kodaira Shuichi, Kaneda Yoshiyuki

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 118(5) 2246-2257 May 2013 [Refereed]

Imaging of the subducted Kyushu-Palau Ridge in the Hyuga-nada region, western Nankai Trough subduction zone

Yamamoto Yojiro, Obana Koichiro, Takahashi Tsutomu, Nakanishi Ayako, Kodaira Shuichi, Kaneda Yoshiyuki

TECTONOPHYSICS 589 90-102 Mar 2013 [Refereed]

Systematic changes in the incoming plate structure at the Kuril trench

Fujie Gou, Kodaira Shuichi, Yamashita Mikiya, Sato Takeshi, Takahashi Tsutomu, Takahashi Narumi

GEOPHYSICAL RESEARCH LETTERS 40(1) 88-93 Jan 2013 [Refereed]

Along-trench structural variation and seismic coupling in the northern Japan subduction zone

Fujie Gou, Miura Seiichi, Kodaira Shuichi, Kaneda Yoshiyuki, Shinohara Masanao, Mochizuki Kimihiro, Kanazawa Toshihiko, Murai Yoshio, Hino Ryota, Sato Toshinori, Uehira Kenji

EARTH PLANETS AND SPACE 65(2) 75-83 2013 [Refereed]

Seismogenic zone temperatures and heat-flow anomalies in the To-nankai margin segment based on temperature data from IODP expedition 333 and thermal model

EARTH AND PLANETARY SCIENCE LETTERS 349 171-185 Oct 2012 [Refereed]

Coseismic fault rupture at the trench axis during the 2011 Tohoku-oki earthquake

Kodaira Shuichi, No Tetsuo, Nakamura Yasuyuki, Fujiwara Toshiya, Kaiho Yuka, Miura Seiichi, Takahashi Narumi, Kaneda Yoshiyuki, Taira Asahiko

NATURE GEOSCIENCE 5(9) 646-650 Sep 2012 [Refereed]

Normal-faulting earthquakes beneath the outer slope of the Japan Trench after the 2011 Tohoku earthquake: Implications for the stress regime in the incoming Pacific plate

Obana Koichiro, Fujie Gou, Takahashi Tsutomu, Yamamoto Yojiro, Nakamura Yasuyuki, Kodaira Shuichi, Takahashi Narumi, Kaneda Yoshiyuki, Shinohara Masanao

GEOPHYSICAL RESEARCH LETTERS 39 Jan 2012 [Refereed]

Seismic reflection and bathymetric evidences for the Nankai earthquake rupture across a stable segment-boundary

Park Jin-Oh, Kodaira Shuichi

EARTH PLANETS AND SPACE 64(3) 299-303 2012 [Refereed]

Precise aftershock distribution of the 2011 off the Pacific coast of Tohoku Earthquake revealed by an ocean-bottom seismometer network

Shinohara Masanao, Machida Yuya, Yamada Tomoaki, Nakahigashi Kazuo, Shinbo Takashi, Mochizuki Kimihiro, Murai Yoshio, Hino Ryota, Ito Yoshihiro, Sato Toshinori, Shiobara Hajime, Uehira Kenji, Yakiwara Hiroshi, Obana Koichiro, Takahashi Narumi, Kodaira Shuichi, Hirata Kenji, Tsushima Hiroaki, Iwasaki Takaya

EARTH PLANETS AND SPACE 64(12) 1137-1148 2012 [Refereed]

The 2011 Tohoku-Oki Earthquake: Displacement Reaching the Trench Axis

Fujiwara Toshiya, Kodaira Shuichi, No Tetsuo, Kaiho Yuka, Takahashi Narumi, Kaneda Yoshiyuki

SCIENCE 334(6060) 1240 Dec 2011 [Refereed]

V-P/V-S ratio and shear-wave splitting in the Nankai Trough seismogenic zone: Insights into effective stress, pore pressure, and sediment consolidation

Tsuji Takeshi, Dvorkin Jack, Mavko Gary, Nakata Norimitsu, Matsuoka Toshifumi, Nakanishi Ayako, Kodaira Shuichi, Nishizawa Osamu

GEOPHYSICS 76(3) WA71-WA82 May 2011 [Refereed]

Random inhomogeneities in the northern Izu-Bonin arc estimated by tomographic inversion of peak delay times of S wave seismograms

Takahashi Tsutomu, Obana Koichiro, Kodaira Shuichi, Suetsugu Daisuke, Takahashi Narumi, Kamiya Shin'ichiro, Tamura Yoshihiko

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 116 Mar 2011 [Refereed]

Seismic reflection imaging of a Warm Core Ring south of Hokkaido

Yamashita Mikiya, Yokota Kanako, Fukao Yoshio, Kodaira Shuichi, Miura Seiichi, Katsumata Katsuro

EXPLORATION GEOPHYSICS 42(1) 18-24 2011 [Refereed]

Aftershock observation of the 2011 off the Pacific coast of Tohoku Earthquake by using ocean bottom seismometer network

Shinohara Masanao, Yamada Tomoaki, Nakahigashi Kazuo, Sakai Shin'ichi, Mochizuki Kimihiro, Uehira Kenji, Ito Yoshihiro, Azuma Ryusuke, Kaiho Yuka, No Tetsuo, Shiobara Hajime, Hino Ryota, Murai Yoshio, Yakiwara Hiroshi, Sato Toshinori, Machida Yuya, Shinbo Takashi, Isse Takehi, Miyamachi Hiroki, Obana Koichiro, Takahashi Narumi, Kodaira Shuichi, Kaneda Yoshiyuki, Hirata Kenji, Yoshikawa Sumio, Obara Kazushige, Iwasaki Takaya, Hirata Naoshi

EARTH PLANETS AND SPACE 63(7) 835-840 2011 [Refereed]

Structural variation of the Bonin ridge revealed by modeling of seismic and gravity data

Kodaira Shuichi, Fujiwara Toshiya, Noguchi Naoto, Takahashi Narumi

EARTH PLANETS AND SPACE 63(9) 963-973 2011 [Refereed]

Structural evolution of preexisting oceanic crust through intraplate igneous activities in the Marcus-Wake seamount chain

Kaneda Kentaro, Kodaira Shuichi, Nishizawa Azusa, Morishita Taisei, Takahashi Narumi

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 11 Oct 2010 [Refereed]

Evolution from fore-arc oceanic crust to island arc crust: A seismic study along the Izu-Bonin fore arc

Kodaira Shuichi, Noguchi Naoto, Takahashi Narumi, Ishizuka Osamu, Kaneda Yoshiyuki

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 115 Sep 2010 [Refereed]

Along-arc variation in seismic velocity structure related to variable growth of arc crust in northern Izu-Bonin intraoceanic arc

Obana Koichiro, Kamiya Shinichiro, Kodaira Shuichi, Suetsugu Daisuke, Takahashi Narumi, Takahashi Tsutomu, Tamura Yoshihiko

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 11 Aug 2010 [Refereed]

Missing Oligocene Crust of the Izu-Bonin Arc: Consumed or Rejuvenated During Collision?

Tamura Yoshihiko, Ishizuka Osamu, Aoike Kan, Kawate Shinichi, Kawabata Hiroshi, Chang Qing, Saito Satoshi, Tatsumi Yoshiyuki, Arima Makoto, Takahashi Masaki, Kanamaru Tatsuo, Kodaira Shuichi, Fiske Richard S.

JOURNAL OF PETROLOGY 51(4) 823-846 Apr 2010 [Refereed]

A low-velocity zone with weak reflectivity along the Nankai subduction zone

Park Jin-Oh, Fujie Gou, Wijerathne Lalith, Hori Takane, Kodaira Shuichi, Fukao Yoshio, Moore Gregory F., Bangs Nathan L., Kuramoto Shin'ichi, Taira Asahiko

GEOLOGY 38(3) 283-U119 Mar 2010 [Refereed]

Structural heterogeneities in the crust and upper mantle beneath Taiwan

Wang Zhi, Fukao Yoshio, Zhao Dapeng, Kodaira Shuichi, Mishra O. P., Yamada Akira

TECTONOPHYSICS 476(3-4) 460-477 Oct 2009 [Refereed]

Low-frequency tremors associated with reverse faults in a shallow accretionary prism

Obana Koichiro, Kodaira Shuichi

EARTH AND PLANETARY SCIENCE LETTERS 287(1-2) 168-174 Sep 2009 [Refereed]

Structural variations of arc crusts and rifted margins in the southern Izu-Ogasawara arc-back arc system

Takahashi Narumi, Kodaira Shuichi, Tatsumi Yoshiyuki, Yamashita Mikiya, Sato Takeshi, Kaiho Yuka, Miura Seiichi, No Tetsuo, Takizawa Kaoru, Kaneda Yoshiyuki

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 10 Sep 2009 [Refereed]

Crustal structure of southwest Japan, revealed by the integrated seismic experiment Southwest Japan 2002

Ito Tanio, Kojima Yuji, Kodaira Shuichi, Sato Hiroshi, Kaneda Yoshiyuki, Iwasaki Takaya, Kurashimo Eiji, Tsumura Noriko, Fujiwara Akira, Miyauchi Takahiro, Hirata Naoshi, Harder Steven, Miller Kate, Murata Akihiro, Yamakita Satoshi, Onishi Masazumi, Abe Susumu, Sato Takeshi, Ikawa Takeshi

TECTONOPHYSICS 472(1-4) 124-134 Jul 2009 [Refereed]

Crustal evolution of the southwestern Kuril Arc, Hokkaido Japan, deduced from seismic velocity and geochemical structure

Nakanishi Ayako, Kurashimo Eiji, Tatsumi Yoshiyuki, Yamaguchi Haruka, Miura Seiichi, Kodaira Shuichi, Obana Koichiro, Takahashi Narumi, Tsuru Tetsuro, Kaneda Yoshiyuki, Iwasaki Takaya, Hirata Naoshi

TECTONOPHYSICS 472(1-4) 105-123 Jul 2009 [Refereed]

Silicic Magmas in the Izu-Bonin Oceanic Arc and Implications for Crustal Evolution

Tamura Yoshihiko, Gill James B., Tollstrup Darren, Kawabata Hiroshi, Shukuno Hiroshi, Chang Qing, Miyazaki Takashi, Takahashi Toshiro, Hirahara Yuka, Kodaira Shuichi, Ishizuka Osamu, Suzuki Toshihiro, Kido Yukari, Fiske Richard S., Tatsumi Yoshiyuki

JOURNAL OF PETROLOGY 50(4) 685-723 Apr 2009 [Refereed]

Intraoceanic thrusts in the Nankai Trough off the Kii Peninsula: Implications for intraplate earthquakes

Tsuji Takeshi, Park Jin-Oh, Moore Gregory, Kodaira Shuichi, Fukao Yoshio, Kuramoto Shin'ichi, Bangs Nathan

GEOPHYSICAL RESEARCH LETTERS 36 Mar 2009 [Refereed]

Amplitude modeling of the seismic reflectors in the crust-mantle transition layer beneath the volcanic front along the northern Izu-Bonin island arc

Sato Takeshi, Kodaira Shuichi, Takahashi Narumi, Tatsumi Yoshiyuki, Kaneda Yoshiyuki

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 10 Feb 2009 [Refereed]

Seismicity at the Eastern End of the 1944 Tonankai Earthquake Rupture Area

Obana Koichiro, Kodaira Shuichi, Kaneda Yoshiyuki

BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA 99(1) 110-122 Feb 2009 [Refereed]

Characteristics of deformation structure around the 2007 Niigata-ken Chuetsu-oki earthquake detected by multi-channel seismic reflection imaging

No Tetsuo, Takahashi Narumi, Kodaira Shuichi, Obana Koichiro, Kaneda Yoshiyuki

EARTH PLANETS AND SPACE 61(9) 1111-1115 2009 [Refereed]

Role of fluids in the initiation of the 2008 Iwate earthquake (M7.2) in northeast Japan

Wang Zhi, Fukao Yoshio, Kodaira Shuichi, Huang Runqiu

GEOPHYSICAL RESEARCH LETTERS 35(24) Dec 2008 [Refereed]

Seismic imaging of a possible paleoarc in the Izu-Bonin intraoceanic arc and its implications for arc evolution processes

Kodaira Shuichi, Sato Takeshi, Takahashi Narumi, Yamashita Mikiya, No Tetsuo, Kaneda Yoshiyuki

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 9 Oct 2008 [Refereed]

Three-dimensional P- and S-wave velocity structures beneath Japan

Nakamura Masaki, Yoshida Yasuhiro, Zhao Dapeng, Takayama Hiroyuki, Obana Koichiro, Katao Hiroshi, Kasahara Junzo, Kanazawa Toshihiko, Kodaira Shuichi, Sato Toshinori, Shiobara Hajime, Shinohara Masanao, Shimamura Hideki, Takahashi Narumi, Nakanishi Ayako, Hino Ryota, Murai Yoshio, Mochizuki Kimihiro

PHYSICS OF THE EARTH AND PLANETARY INTERIORS 168(1-2) 49-70 May 2008 [Refereed]

Detailed structural image around splay-fault branching in the Nankai subduction seismogenic zone: Results from a high-density ocean bottom seismic survey

Nakanishi Ayako, Kodaira Shuichi, Miura Seiichi, Ito Aki, Sato Takeshi, Park Jin-Oh, Kido Yukari, Kaneda Yoshiyuki

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 113(B3) Mar 2008 [Refereed]

Structure and growth of the Izu-Bonin-Mariana arc crust: 1. Seismic constraint on crust and mantle structure of the Mariana arc-back-arc system

Takahashi Narumi, Kodaira Shuichi, Tatsumi Yoshiyuki, Kaneda Yoshiyuki, Suyehiro Kiyoshi

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 113(B1) Jan 2008 [Refereed]

Precise aftershock distribution of the 2007 Chuetsu-oki Earthquake obtained by using an ocean bottom seismometer network

Shinohara Masanao, Kanazawa Toshihiko, Yamada Tomoaki, Nakahigashi Kazuo, Sakai Shin'ichi, Hino Ryota, Murai Yoshio, Yamazaki Akira, Obana Koichiro, Ito Yoshihiro, Iwakiri Kazuhiro, Miura Ryo, Machida Yuya, Mochizuki Kimihiro, Uehira Kenji, Tahara Michitaka, Kuwano Asako, Amamiya Shin'ichiro, Kodaira Shuichi, Takanami Tetsuo, Kaneda Yoshiyuki, Iwasaki Takaya

EARTH PLANETS AND SPACE 60(11) 1121-1126 2008 [Refereed]

New seismological constraints on growth of continental crust in the Izu-Bonin intra-oceanic arc

Kodaira Shuichi, Sato Takeshi, Takahashi Narumi, Miura Seiichi, Tamura Yoshihiko, Tatsumi Yoshiyuki, Kaneda Yoshiyuki

GEOLOGY 35(11) 1031-1034 Nov 2007 [Refereed]

Seismological evidence for variable growth of crust along the Izu intraoceanic arc

Kodaira Shuichi, Sato Takeshi, Takahashi Narumi, Ito Aki, Tamura Yoshihiko, Tatsumi Yoshiyuki, Kaneda Yoshiyuki

JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 112(B5) May 2007 [Refereed]