Koichiro Obana, Tsutomu Takahashi, Yojiro Yamamoto, Takeshi Iinuma, Yasuyuki Nakamura, Gou Fujie, Seiichi Miura and Shuichi Kodaira. Fault geometry of M6-class normal-faulting earthquakes in the outer trench slope of Japan Trench from ocean bottom seismograph observations. Progress in Earth and Planetary Science, 2023, 10, 1, doi: 10.1186/s40645-023-00541-7
Yasunori Sawaki, Yusuke Yamashita, Shukei Ohyanagi, Emmanuel Soliman M Garcia, Aki Ito, Hiroko Sugioka, Tsutomu Takahashi, Masanao Shinohara, Yoshihiro Ito. Seafloor depth controls seismograph orientation uncertainty. GEOPHYSICAL JOURNAL INTERNATIONAL, 2022, 232, 2, p. 1376-1392, doi: 10.1093/gji/ggac397
Tsutomu Takahashi , Yuka Kaiho, Yasushi Ishihara, Koichiro Obana, Seiichi Miura, Shuichi Kodaira and Yoshiyuki Kaneda. Trans-dimensional imaging of the random inhomogeneity structure in the southern Ryukyu arc, Japan. GEOPHYSICAL JOURNAL INTERNATIONAL, 2021, 229, 2, p. 1392-1407, doi: 10.1093/gji/ggab518
Yojiro Yamamoto, Tsutomu Takahashi, Yuka Kaiho, Koichiro Obana, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. Corrigendum to “Seismic structure off the Kii Peninsula, Japan, deduced from passive- and active-source seismographic data” [Earth Planet. Sci. Lett. 461 (2017) 163–175]. EARTH AND PLANETARY SCIENCE LETTERS, 2021, 568, doi: 10.1016/j.epsl.2021.117051
Jesse Hutchinson, Honn Kao, Michael Riedel, Koichiro Obana, Kelin Wang, Shuichi Kodaira, Tsutomu Takahashi, Yojiro Yamamoto. Significant geometric variation of the subducted plate beneath the northernmost Cascadia subduction zone and its tectonic implications as revealed by the 2014 MW 6.4 earthquake sequence. EARTH AND PLANETARY SCIENCE LETTERS, 2020, 551, doi: 10.1016/j.epsl.2020.116569
Takashi Tonegawa, Yusuke Yamashita, Tsutomu Takahashi, Masanao Shinohara, Yasushi Ishihara, Shuichi Kodaira, Yoshiyuki Kaneda. Spatial relationship between shallow very low frequency earthquakes and the subducted Kyushu-Palau Ridge in the Hyuga-nada region of the Nankai subduction zone. GEOPHYSICAL JOURNAL INTERNATIONAL, 2020, 222, 3, p. 1542-1554, doi: 10.1093/gji/ggaa264
Yojiro Yamamoto, Tsutomu Takahashi, Yasushi Ishihara, Koichiro Obana, Seiichi Miura, Shuichi Kodaira, Yoshiyuki Kaneda. Plate geometry model and seismicity in the northern Ryukyu subduction zone, Japan, deduced from amphibious seismic observations. EARTH AND PLANETARY SCIENCE LETTERS, 2020, 536, doi: 10.1016/j.epsl.2020.116143
Koichiro Obana,Gou Fujie,Tsutomu Takahashi,Yojiro Yamamoto,Takashi Tonegawa,Seiichi Miura,Shuichi Kodaira. Seismic velocity structure and its implications for oceanic mantle hydration in the trench-outer rise of the Japan Trench. GEOPHYSICAL JOURNAL INTERNATIONAL, 2019, 217, 3, p. 1629-1642, doi: 10.1093/gji/ggz099
Ayako Nakanishi, Narumi Takahashi, Yojiro Yamamoto, Tsutomu Takahashi, Seckin Ozgur Citak, Takeshi Nakamura, Koichiro Obana, Shuichi Kodaira and Yoshiyuki Kaneda. Three-dimensional plate geometry and P-wave velocity models of the subduction zone in SW Japan: Implications for seismogenesis. Geological Society of America Special Paper, 2018, 534, p. 1-18, doi: 10.1130/2018.2534(04)
Ryuta Arai, Shuichi Kodaira, Tsutomu Takahashi, Seiichi Miura and 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, 2018, 70, 61, doi: https://doi.org/10.1186/s40623-018-0830-8
Yojiro Yamamoto, Tsutomu Takahashi, Yasushi Ishihara, Yuka Kaiho, Ryuta Arai, Koichiro Obana, Ayako Nakanishi, Seiichi Miura, Shuichi Kodaira, Yoshiyuki 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, 2018, 123, doi: 10.1002/2017JB015330
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, 2017, 44, p. 6109-6115, doi: 10.1002/2017GL073789
Yojiro Yamamoto, Tsutomu Takahashi, Yuka Kaiho, Koichiro Obana, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. Seismic structure off the Kii Peninsula, Japan, deduced from passive- and active-source seismographic data. Earth and Planetary Science Letters, 2017, 461, p. 163-175, doi: 10.1016/j.epsl.2017.01.003
Ryuta Arai, Shuichi Kodaira, Yuka Kaiho, 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/Wiley, 2017, 122, doi: 10.1002/2016JB013448
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, 2016, 7, doi: 10.1038/ncomms12255
Takahashi Tsutomu, Obana Koichiro, Kodaira Shuichi,. S-wave attenuation structure beneath the northern Izu-Bonin arc. Earth, Planets and Space, 2016, 68, 1, p. 1-13, doi: 10.1186/s40623-016-0431-3
Gou Fujie, Shuichi Kodaira, Takeshi Sato, Tsutomu Takahashi. Along-trench variations in the seismic structure of the incoming Pacific plate at the outer rise of the northern Japan Trench. Geophysical Research Letter, 2016, 43, 2, p. 666-673
Takashi Tonegawa, Yoshio Fukao, Go Fujie, Shunsuke Takemura, Tsutomu Takahashi, Shuichi Kodaira. Geographical distribution of shear wave anisotropy within marine sediments in the northwestern Pacific. Progress in Earth and Planetary Science, 2015, 2, p. 27, doi: 10.1186/s40645-015-0057-2
Takashi Tonegawa, Yoshio Fukao, Tsutomu Takahashi, Koichiro Obana, Shuichi Kodaira, Yoshiyuki Kaneda. Ambient seafloor noise excited by earthquakes in the Nankai subduction zone. Nature Communications, 2015, doi: 10.1038/ncomms7132
Tsutomu Takahashi, Koichiro Obana, Yojiro Yamamoto, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. S-wave attenuation structure on the western side of the Nankai subduction zone: implications for fluid distribution and dynamics. Journal of Geophysical Research: Solid Earth, 2014, 119, p. 7805-7822, doi: 10.1002/2014JB011103
Yojiro Yamamoto, Koichiro Obana, Tsutomu Takahashi, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. Seismicity and structural heterogeneities around the western Nankai Trough subduction zone, southwestern Japan. Earth and Planetary Science Letters, 2014, 396, p. 34-45, doi: 10.1016/j.epsl.2014.04.006
Koichiro Obana, Shuichi Kodaira, Yasuyuki Nakamura, Takeshi Sato, Gou Fujie, Tsutomu Takahashi, Yojiro Yamamoto. Aftershocks of the December 7, 2012 intraplate doublet near the Japan Trench axis. Earth, Planets and Space, 2014, 66, p. 24, doi: 10.1186/1880-5981-66-24
Koichiro Obana, Tsutomu Takahashi, Tetsuo No, Yuka Kaiho, Shuichi Kodaira, Mikiya Yamashita, Takeshi Sato and Takeshi Nakamura. 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 plates. Geochem. Geophys. Geosyst., 2014, 15, 4, p. 1363-1373, doi: 10.1002/2014GC005246
Shuichi Kodaira*, Gou Fujie, Mikiya Yamashita, Takeshi Sato, Tsutomu Takahashi, Narumi Takahashi. Seismological evidence of mantle flow driving plate motions at a palaeo-spreading centre. Nature Geosience, 2014, p. 1-5, doi: 10.1038/NGEO2121
Shuichi Kodaira, Gou Fujie, Mikiya Yamashita, Takeshi Sato, Tsutomu Takahashi,Narumi Takahashi. Seismological evidence of mantle flow driving plate motions at a paleo-spreading center. Nature Geoscience, 2014
Tsutomu Takahashi, Koichiro Obana, Yojiro Yamamoto, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. The 3-D distribution of random velocity inhomogeneities in southwestern Japan and the western part of the Nankai subduction zone. Journal of Geophysical Research: Solid Earth, 2013, 118, p. 2246-2257, doi: 10.1002/jgrb.50200
Yojiro Yamamoto, Koichiro Obana, Tsutomu Takahashi, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. Imaging of the subducted Kyushu-Palau Ridge in the Hyuga-nada region, western Nankai Trough subduction zone. Tectonophysics, 2013, 589, p. 90-102, doi: 10.1016/j.tecto/2012.12.028
Tsutomu Takahashi. Three-dimensional attenuation structure of intrinsic absorption and wide-angle scattering of S-waves in northeastern Japan. Geophysical Journal International, 2012, 189, 3, p. 1667-1680, doi: 10.1111/j.1365-246X.2012.05438.x
Koichiro Obana, Gou Fujie, Tsutomu Takahashi, Yojiro Yamamoto, Yasuyuki Nakamura, Shuichi Kodaira, Narumi Takahashi, Yoshiyuki Kaneda, Masanao Shinohara. 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. Geophysical Research Letters, 2012, 39, doi: 10.1029/2011GL050399
Tsutomu Takahashi, Koichiro Obana, Shuichi Kodaira, Daisuke Suetsugu, Narumi Takahashi, Shin'ichiro Kamiya, Yoshihiko Tamura. Random inhomogeneities in the northern Izu-Bonin arc estimated by tomographic inversion of peak delay times of S-wave seismograms. J. Geophys. Res., 2011, 116, doi: , doi:10.1029/2010JB007691
Koichiro Obana, Shin'ichiro Kamiya, Shuichi Kodaira, Daisuke Suetsugu, Narumi Takahashi, Tsutomu Takahashi, Yoshihiko Tamura. Along-arc variation in seismic velocity structure related to variable growth of arc crust in northern Izu-Bonin intraoceanic arc. Geochem. Geophys. Geosyst., 2010, 11, p. Q08012,, doi: 10.1029/2010GC003146
Tsutomu Takahashi, Haruo Sato, Takeshi Nishimura, Kazushige Obara. Tomographic inversion of the peak delay times to reveal random velocity fluctuations in the lithosphere: Method and application to the northeastern Japan. Geophys. J. Int., 2009, 178, 3, p. 1437-1455
Tsutomu Takahashi, Haruo Sato, Takeshi Nishimura. Recursive formula for the peak delay time with travel distance in von Karman type non-uniform random media on the basis of the Markov approximation. Geophys. J. Int., 2008, 173, p. 534-545
Tatsuhiko Saito, Haruo Sato, Tsutomu Takahashi. Direct SimulationMethods for Scalar-Wave Envelopes in Two-Dimensional Layered Random Media Based on the Small-Angle Scattering Approximation. Commun. Comput. Phys., 2008, 3, 1, p. 63-84
Narumi Takahashi, Tsutomu takahashi, Shuichi Kodaira, Yoshiyuki Kaneda. Refraction and reflection Seismic profilings to investigate the Eocene arc - KY0715 cruise -. JAMSTEC Report R&D, 2008, 8, p. 91-106
Tsutomu Takahashi, Haruo Sato, Takeshi Nishimura, Kazushige Obara. Strong inhomogeneity beneath Quaternary volcanoes revealed from the peak delay analysis of S-wave seismograms of microearthquakes in northeastern Japan. Geophys. J. Int., 2007, 168, 12, p. 90-99
Tsutomu Takahashi. S-wave attenuation structure beneath the northern Izu-Bonin arc. G-COE symposium “Achievements of G-COE program for Earth and Planetary Dynamics and the future perspective”, 2012
Narumi Takahashi, Shuichi Kodaira, Yoshiyuki Tatsumi, Seiichi Miura, Takeshi Sato, Mikiya Yamashita, Tetsuo No, Tsutomu Takahashi, Naoto Noguchi, Kaoru Takizawa, Yuka Kaiho, Yoshiyuki Kaneda. Crustal structure and growth of the Izu-Bonin-Mariana arc. Western Pacific Geophysics Meeting, 2010
Shuichi Kodaira,Narumi Takahashi,Takeshi Sato,Koichiro Obana,Tsutomu Takahashi,Yoshiyuki Kaneda. Crustal formation process and mass transfer in the Izu-Bonin subduction factory revealed by active - passive seismic studies. European Geosciences Union General Assembly 2008, 2008
Tsutomu Takahashi, Koichiro Obana, Yojiro Yamamoto, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. S-wave attenuation on the western side of Nankai subduction zone: implications for geofluid distribution and dynamics. 日本地球惑星科学連合2014年大会, 2014
Tsutomu Takahashi, Koichiro Obana, Yojiro Yamamoto, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. S-WAVE ATTENUATION STRUCTURE ON THE WESTERN SIDE OF NANKAI SUBDUCTION ZONE: IMPLICATIONS FOR GEOFLUID DISTRIBUTION AND DYNAMICS. Geofluid 3, 2014
KODAIRA SHUICHI, KANEDA YOSHIYUKI , SATO TAKESHI , YAMAMOTO YOJIRO , FUJIE GO , OBANA KOICHIRO , TAKAHASHI TSUTOMU , TAKAHASHI NARUMI , NAKANISHI AYAKO. Active-passive integrated seismic study toward constructing a 3-D plate boundary model of the Nankai seismogenic zone, Japan. IUGG, 2011
S. Kodaira, G. Fujie, N. Noguchi, M. Yamashita, T. Sato, T. Takahashi, N. Takahashi, Y. Yamamoto, Y. Kaiho (JAMSTEC), Azusa Nishizawa (Hydrographic and Oceanographic Dep. JCG). 海洋最上部マントル超高速度層. 日本地震学会2010年度秋季大会, 2011
Tsutomu Takahashi. Intrinsic absorption structure of S-wave in the northeastern Japan and northern Izu-Bonin arc. 2010 AGU Fall Meeting, 2010
Shuichi Kodaira, Gou Fujie, Mikiya Yamashita, Naoto Noguchi, Takeshi Sato, Tsutomu Takahashi, Yuka Kaiho, Yojiro Yamamoto, Narumi Takahashi. New seismic images in the NW Pacific and its implications for tectono-magmatic processes at paleo-fast-spreading ridge. 2010 AGU Fall Meeting, 2010
Ayako NAKANISHI,Shuichi KODAIRA,Gou Fujie,Koichiro OBANA,Tsutomu TAKAHASHI,Yojiro TAMAMOTO,Takeshi SATO,Kazuhiko KASHIWASE,Hidetoshi Fujimori,Yoshiyuki KANEDA. Geometry of the Philippine Sea plate subducting beneath the southwestern Nankai seismogenic zone. American Geophysical Union 2010 Fall Meeting, 2010
Gou FUJIE, Shuichi Kodaira, Mikiya Yamashita, Takeshi Sato, Tsutomu Takahashi, Narumi Takahashi, Naoto Noguchi. Hydration of the incoming plate in the Kuril subduction zone. 2010 AGU Fall Meeting, 2010
Narumi Takahashi, Shuichi Kodaira, Yoshiyuki Tatsumi, Seiichi Miura, Takeshi Sato, Mikiya Yamashita, Tetsuo No, Tsutomu Takahashi, Naoto Noguchi, Kaoru Takizawa, Yuka Kaiho, Yoshiyuki Kaneda. Crustal evolution derived from the Izu-Bonin-Mariana arc velocity images. American Geophysical Union, 2010
Y. Yamamoto, K. Obana, T. Takahashi, A. Nakanishi, S. Kodaira, Y. Kaneda. Difference of the seismic structure between the Hyuga-nada and the Nankai seismogenic segments. AGU Fall Meeting, 2010
Y. Yamamoto, K. Obana, T. Takahashi, A. Nakanishi, S. Kodaira, Y. Kaneda. Seismicity and seismic velocity structure in the Hyuga-nada region. SSJ Fall Meeting 2010, 2010
Narumi Takahashi, Shuichi Kodaira, Yoshiyuki Tatsumi, Seiichi Miura, Takeshi Sato, Mikiya Yamashita, Tetsuo No, Tsutomu Takahashi, Naoto Noguchi, Kaoru Takizawa, Yuka Kaiho, Yoshiyuki Kaneda. Structure and evolution of IBM arc crust. Symposium on the IBM and KA arcs in Western Pacific, JSPS-RSNZ Joint Seminar Program, 2010
Y. Yamamoto, K. Obana, T. Takahashi, S. Kodaira, G. Fujie, A. Nakanishi, K. Takizawa, K. Kashiwase, Y. Kaneda. Deep structure of the Philippine Sea slab subducted in the Hyuga-nada region. 2010 JpGU, 2010
Tsutomu Takahashi. Recursive formula for maximum amplitude in von Karman type random media with intrinsic absorption on the basis of the Markov approximation. 2008 AGU Fall Meeting, 2008
Tsutomu Takahashi, Narumi Takahashi, Shuichi Kodaira. Lateral variations of P-coda attenuation in the Izu-Bonin arc observed by wide-angle seismic data. 7th General Assembly of Asian Seismological Commission, 2008
Shuichi Kodaira,Narumi Takahashi,Takeshi Sato,Koichiro Obana,Tsutomu Takahashi,Yoshiyuki Kaneda. Formation process of continental crust in the Izu-Bonin intra-oceanic arc revealed by active - passive seismic studies. SEISMIX 2008, 2008
Shuichi Kodaira,Takeshi Sato,Narumi Takahashi,Mikiya Yamashita,Seiichi Miura,Tsutomu Takahashi,Yoshiyuki Kaneda. Seismic images of the Eocene, Oligocene and current arc crust in the Izu-Bonin intra-oceanic arc. 日本地球惑星科学連合2008年大会, 2008
Obana K., Kamiya S., Kodaira S., Suetsugu D., Takahashi N., Takahashi T., Tamura Y., Sakaguhi H.. Seismic Velocity structures in Northern Izu-Bonin arc derived from passive OBS observations. 2007 AGU Fall meeting, 2007
K. Obana, S. Kamiya, S. Kodaira, D. Suetsugu, N. Takahashi, T. Takahashi, Y. Tamura, H. Sakaguchi. Velocity structures in Northern Izu-Bonin arc derived from passive OBS observations. Joint NSF-MARGINS and IFREE Workshop, 2007
Hide Sakaguchi, Naoto Yoshioka, Tsutomu Takahashi. Attenuation of elastic waves by scattering in sheared solid materials.. 日本地震学会2007年度秋季大会, 2007
K. Obana, S. Kamiya, S. Kodaira, D. Suetsugu, N. Takahashi, T. Takahashi, Y. Tamura, H. Sakaguchi. 海底地震計観測による北部伊豆小笠原の地震波速度構造. 日本地震学会2007年度秋季大会, 2007
Tsutomu Takahashi. Spatial Distribution of Random Inhomogeneities in the Southwestern Japan - Relation to the Quaternary Volcanoes and S-wave Reflector -. IUGG General Assembly 2007, 2007
Ayako NAKANISHI, Narumi TAKAHASHI, Yojiro YAMAMOTO, Tsutomu TAKAHASHI , Seckin Ozgur CITAK, Takeshi NAKAMURA , Koichiro OBANA, Shuichi KODAIRA, Yoshiyuki KANEDA. Three-dimensional plate geometry and velocity model for the Nankai Trough subduction seismogenic zone based on structural studies. AOGS 2015, 2015
尾鼻浩一郎・小平秀一・山本揚二朗・高橋努・利根川貴志(海洋研究開発機構),Kelin Wang, Michael Riedel, Honn Kao(Geological Survey of Canada)Martin Scherwath, George Spence, Jesse Hutchinson, Ayodeji Paul Kuponiyi (University of Victoria) 寺田育正・西條暁里(日本海洋事業株式会社). SeaJade:カナダ・カスカディア地震発生帯における海底地震観測. Blue Earth 2015, 2015
高橋努・海宝由佳・石原靖・山本揚二朗・仲西理子・尾鼻浩一郎・ 小平秀一・金田義行. 南部琉球弧における地震活動とランダム速度不均質構造. Blue Earth 2015, 2015
Tsutomu Takahashi, Koichiro Obana, Yojiro Yamamoto, Yuka Kaiho, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. Transdimensional imaging of random velocity inhomogeneities in Nankai subduction zone. 2014 AGU Fall Meeting, 2014
Arai R., Y. Kaiho, T. Takahashi, A. Nakanishi, G. Fujie, S. Kodaira, Y. Kaneda. Back-arc rifting at a continental margin: A case study from the Okinawa trough. American Geophysical Union 2014 Fall Meeting, 2014
Takashi Tonegawa, Yoshio Fukao, Go Fujie, Tsutomu Takahashi, Shuichi Kodaira. Shear wave anisotropy within marine sediments in the northwestern Pacific: an ambient noise analysis on ocean bottom seismometers. SEG/AGU Summer Research WORKSHOP, 2014
Ayako NAKANISHI, Narumi TAKAHASHI, Yojiro YAMAMOTO, Tsutomu TAKAHASHI, Koichiro OBANA, Shuichi KODAIRA, Yoshiyuki KANEDA. Three-dimensional velocity model for the Nankai Trough seismogenic zone based on structural studies. 日本地球惑星科学連合2014年大会, 2014
Koichiro Obana, Shuichi Kodaira, Tsutomu Takahashi, Yojiro Yamamoto, Yasuyuki Nakamura, Tetsuo No, Gou Fujie, Ryota Hino, Masanao Shinohara. Seismicity and state of stress near the Japan Trench axis off Miyagi, northeast Japan, after the 2011 Tohoku-Oki earthquake. AGU fall meeting 2013, 2013, T31G-2590
Narumi Takahashi; Mikiya Yamashita; Shuichi Kodaira; Takeshi Sato; Tetsuo No; Seiichi Miura; Yuka Kaiho; Koichiro Obana; Tsutomu Takahashi; Yoshi-Yuki Kaneda; Yoshiyuki Tatsumi. Crustal growth deduced from structural characteristics of the Izu-Ogasawara oceanic arc. American Geophysical Union/ Fall Meeting, 2013
Narumi Takahashi, Mikiya Yamashita, Shuichi Kodaira, Yuka Kaiho, Takeshi Sato, Tsutomu Takahashi, Tetsuo No, Yoshiyuki Tatsumi. Velocity structure along the Ogasawara Ridge fore-arc region. 2012 AGU Fall Meeting, 2012
NAKANISHI AYAKO, SHIMOMURA NORIO, KODAIRA SHUICHI , OBANA KOICHIRO, TAKAHASHI TSUTOMU, YAMAMOTO YOJIRO, YAMASHITA MIKIYA , TAKAHASHI NARUMI, KANEDA YOSHIYUKI. Three-dimensional model of plate geometry and velocity model for Nankai Trough seismogenic zone based on results from structural studies. 2012 AGU Fall Meeting, 2012
Tsutomu Takahashi, Koichiro Obana, Yojiro Yamamoto, Yuka Kaiho, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. Three-dimensional distribution of random velocity inhomogeneities at the Nankai trough seismogenic zone. 2012 AGU Fall Meeting, 2012
尾鼻浩一郎・高橋 努・小平秀一・海宝由佳・山下幹也・佐藤 壮・野 徹雄. 2010年12月に父島東方沖の海溝海側斜面で発生した正断層地震の余震. Blue Earth’12, 2012, BE12-P30
尾鼻浩一郎,藤江 剛,高橋 努,山本揚二朗,中村恭之,高橋成実,小平秀一,金田義行. 2011年東北地方太平洋沖地震に伴う海溝海側斜面の正断層地震. Blue Earth’12, 2012, BE12-P29
Fujiwara Toshiya, Kodaira Shuichi, No Tetsuo, Kaiho Yuka, Fujie Gou, Nakamura Yasuyuki, Takahashi Tsutomu, Yamamoto Yojiro, Takahashi Narumi, Kido Yukari, Kaneda Yoshiyuki. Co-seismic displacement of the 11 March 2011 Tohoku-Oki Earthquake detected by differential multi-narrow beam bathymetric survey. American Geophysical Union Fall Meeting, 2011
Obana Koichiro, Takahashi Tsutomu, No Tetsuo, Kaiho Yuka, Kodaira Shuichi, Yamashita Mikiya, Sato Takeshi, Noguchi Naoto, Nakamura Takeshi. Aftershocks of the 2010 Mw 7.4 Bonin Islands normal-faulting earthquake: Implication for deformation of the Pacific Plate. American Geophysical Union 2011 Fall meeting, 2011
Seismic velocity structure in the western part of Nankai subduction zone. AGU Fall Meeting 2011, 2011
Ayako Nakanishi,Norio Shimomura,Shuichi Kodaira,Koichiro Obana, Tsutomu Takahashi,Yojiro Yamamoto,Takeshi Sato,Kazuhiko Kashiwase,Hidetoshi Fujimori,Yoshiyuki Kaneda,Kimihiro Mochizuki,Aitaro Kato,Takashi Iidaka,Eiji Kurashimo,Masanao Shinohara,Tetsuya Takeda,Katsuhiko Shiomi. Structural variation along the southwestern Nankai seismogenic zone related to various earthquake phenomena. 2011 AGU Fall Meeting, 2011
Tsutomu Takahashi, Koichiro Obana, Yojiro Yamamoto, Ayako Nakanishi, Shuichi Kodaira, Yoshiyuki Kaneda. Spatial distribution of random velocity inhomogeneities in the western part of Nankai subduction zone. AGU Fall Meeting 2011, 2011