Naoki Uchida
（内田 直希）
Address: Graduate School of Science, Tohoku University, Sendai 980-8578, JAPAN
e-mail: naoki.uchida.b6 [at] tohoku.ac.jp
December 23, 2022
EDUCATION:
Tohoku University, Sendai, Japan, Ph.D., Geophysics, 2003.
Tohoku University, Sendai, Japan, M.S., Geophysics, 2000.
Tohoku University, Sendai, Japan, B.S., 1998.
RESEARCH INTERESTS:
• Seismicity in subduction zone and along other major faults.
• Develop mechanical models of seismic and aseismic deformation through the earthquake cycle to understand earthquake generation process.
• Interaction between aseismic and seismic slip on faults.
PROFESSIONAL EXPERIENCE:
Apr. 2022 - Present : Associate Professor, University of Tokyo
Jan. 2021 - Nov. 2021 : Visitting Scholar, University of California, Berkeley
Apr. 2019 - Mar. 2020 : Part-time Lecturer（非常勤講師）, Kyoto University
Apr. 2017 - Present : Visitting Scholar（客員研究員）, National Research Institute for Earth Science and Disaster Resilience
Feb. 2016 - Present : Associate Professor, Tohoku University
Apr. 2009 - Mar. 2010 : Visitting Scholar（客員研究員）, National Research Institute for Earth Science and Disaster Reduction
Apr. 2006 - Jan. 2016 : Asistant Professor, Tohoku University
Feb. 2006 - Mar. 2006: Research Assistant, Tohoku University
Apr. 2003 - Jan. 2006: Postdoctoral Scholar, Tohoku University
AWARDS AND MEMBERSHIPS:
• Nishida Prize for Promotion of Geo- and Planetary Science, Japan Geoscience Union (第2回地球惑星科学振興西田賞), 2017
• 12th Morita Memorial Award, Tohoku University (東北大学泉萩会 第12回森田記念賞), 2016
• Editor's highlight (Geophysical Research Letters), 2016
• Young Scientist Award, Sesimological Society of Japan (日本地震学会若手学術奨励賞), 2009
• Best Paper Award, Sesimological Society of Japan (日本地震学会論文賞), 2007
• 21th Inoue Research Award for Young Scientists（井上研究奨励賞）,2004
• Member of AGU, JpGU, Seismological Society of Japan（日本地震学会）, Geodetic Society of Japan (日本測地学会), Tohoku Research Group for Natural Disaster Science (自然災害研究協議会東北地区部会)
SERVICE:
2009-2010 Elected Member Representative (日本地震学会 代議員)
2011-2013 Member, Editorial Board, Journal of the Seismological Society of Japan (日本地震学会「地震」編集委員会委員)
2012-present Elected Member Representative, Seismological Society of Japan (日本地震学会 代議員)
2013-2020 Member, Public Relations Committee of the Seismological Society of Japan (日本地震学会 広報委員会委員)
2013-2020 Editorial Board, Publicity paper of the Seismological Society of Japan (日本地震学会広報紙「なゐふる」編集者)
2014-2016 Board member, Seismological Society of Japan (日本地震学会 理事)
2014-2016 Chair, Public Relations Committee of the Seismological Society of Japan (日本地震学会 広報委員会委員長)
2014-2016 member, Liaison conference of outreach of seismology, Seismological Society of Japan (地震学を社会に伝える連絡会議委員)
2017-present Editorial board member, Scientific Reports (Springer Nature)
2021-present Editor, Earth, Planets and Space (Springer)
2022-present, Liaison, conference of outreach of seismology, Seismological Society of Japan (地震学を社会に伝える連絡会議委員)
2022-present, Deputy Director, Planning Committee of the Coordinating Committee of Earthquake and Volcanic Eruption Prediction Researches (地震・火山噴火予知研究協議会 企画部 副部長)
JOURNAL REVIEWS:
Reviewed papers published in
Earth and Planetary Science Letters, Earth, Planets and Space, Geochemistry, Geophysics, Geosystems, Geophysical Journal International, Geophysical Research Letters, Journal of Applied Statistics, Journal of Asian Earth Sciences, Journal of Geophysical Research, Physics of the Earth and Planetary Interiors, Pure and Applied Geophysics, Science, Scientific Reports, Tectonophysics and Zisin (Journal of the Seismological Society of Japan)
PUBLICATIONS (Peer-reviewed Paper):
2022
Takahashi, H., R. Hino, N. Uchida, T. Matsuzawa, Y. Ohta, S. Suzuki, M. Shinohara, Tectonic tremors immediately after the 2011 Tohoku-Oki earthquake detected by near-trench seafloor seismic observations, Prog. Earth Planet. Sci., 9,66, doi:10.1186/s40645-022-00525-z, 2022.[PDF]
Yoshida, K., N. Uchida, H. Kubo, R. Takagi, S. Xu, Prevalence of updip rupture propagation in interplate earthquakes along the Japan Trench, Earth Planet. Sci. Lett., 578,15, doi:10.1016/j.epsl.2021.117306, 2022.[PDF]
Yoshida, K., T. Matsuzawa, N. Uchida, The 2021 Mw7. 0 and Mw6. 7 Miyagi‐Oki earthquakes nucleated in a deep seismic/aseismic transition zone Possible effects of transient instability due to the 2011 Tohoku earthquake, J. Geophys. Res., 127, 8, e2022JB024887, doi: 10.1029/2022JB024887, 2022.[PDF]
2021
Uchida, N., R. Bürgmann, A Decade of Lessons Learned from the 2011 Tohoku-oki Earthquake, Review of Geophysics, 59(2), doi:10.1029/2020RG0007132021, 2021.[PDF]
Tanioka, Y., N. Uchida, A. R. Gusman, M. Shishikura, T. Nishimura, Special issue,“Kurile arc subduction zone: View of great earthquake generation and disaster mitigation of related phenomena”, Earth, Planets and Space, 73, 1, doi:10.1186/s40623-021-01456-7, 2021.[PDF]
Susukida, Y., K. Katsumata, M. Ichiyanagi, M. Ohzono, H. Aoyama, R. Tanaka, M. Takada, T. Yamaguchi, K. Okada, H. Takahashi, S. Sakai, S. Matsumoto, T. Okada, T. Matsuzawa, H. Miyamachi, S. Hirano, Y. Yamanaka, S. Horikawa, M. Kosuga, H. Katao, Y. Iio, A. Nagaoka, N. Tsumura, T. Ueno, The Group for the Aftershock Observations of the 2018 Hokkaido Eastern Iburi Earthquake, Special issue,Focal mechanisms and the stress field in the aftershock area of the 2018 Hokkaido Eastern Iburi earthquake (MJMA = 6.7), Earth, Planets and Space, 73, 1, doi:10.1186/s40623-020-01323-x, 2021.[PDF]
2020
Uchida, N., J. Nakajima, K. Wang, R. Takagi, K. Yoshida, T. Nakayama, R. Hino, T. Okada, and Y. Asano, Stagnant forearc mantle wedge inferred from mapping of shear-wave anisotropy using S-net seafloor seismometers, Nature Communications,11(1), 5676, doi:10.1038/s41467-020-19541-y, 2020.
Yoshida, K., N. Uchida, S. Hiarahara, T. Nakayama, T. Matsuzawa, T. Okada, Y. Matsumoto, A. Hasegawa, 2019 M6.7 Yamagata-Oki earthquake in the stress shadow of 2011 Tohoku-Oki earthquake: Was it caused by the reduction in fault strength?, Tectonophysics,793, 228609, doi:10.1016/j.tecto.2020.228609, 2020.
Tomita, F., T. Iinuma, Y. Ohta, R. Hino, M.
Kido, N. Uchida, Improvement on spatial resolution of a coseismic slip distribution
using postseismic geodetic data through a viscoelastic inversion, Earth, Planets and Space, 72, 84, doi:10.1186/s40623-020-01207-0, 2020.
Khoshmanesh, M., M. Shirzaei, N. Uchida, Deep slow-slip events promote seismicity in northeastern Japan megathrust, Earth and Planetary Science Letters, 116261, 2020..
Uchida, N., R. Takagi, Y. Asano, and K. Obara, Migration of shallow and deep slow earthquakes toward the locked segment of the Nankai megathrust, Earth and Planetary Science Letters, 115986, 2020.
2019
Fukushima, Y., M. Hashimoto, M. Miyazawa, N. Uchida and T. Taira, Surface creep rate distribution along the Philippine fault, Leyte Island, and possible repeating of Mw ~ 6.5 earthquakes on an isolated locked patch, Earth, Planets and Space, 71(1), doi:10.1186/s40623-019-1096-5, 2019.
Ito, A., T. Tonegawa, N. Uchida, Y. Yamamoto, D. Suetsugu, R. Hino, H. Sugioka, K. Obana, K. Nakahigashi, and M. Shinohara, Configuration and structure of the Philippine Sea Plate off Boso, Japan: constraints on the shallow subduction kinematics, seismicity, and slow slip events, Earth, Planets and Space, 71(1), doi:10.1186/s40623-019-1090-y, 2019.
Uchida, N., D. Kalafat, A. Pinar, and Y. Yamamoto, Repeating earthquakes and interplate coupling along the western part of the North Anatolian Fault, Tectonophysics, 769, 228185, doi:10.1016/j.tecto.2019.228185, 2019.
Nishikawa, T., T. Matsuzawa, K. Ohta, N. Uchida, T. Nishimura, and S. Ide, The slow earthquake spectrum in the Japan Trench illuminated by the S-net seafloor observatories, Science, 365, 808-813, doi:doi:10.1126/science.aax5618, 2019.
Honsho, C., M. Kido, F. Tomita, and N. Uchida, Offshore Postseismic Deformation of the 2011 Tohoku Earthquake Revisited: Application of Improved GPS-Acoustic Positioning Method Considering Sloping Sound Speed Structure, J. Geophys. Res., 124(6): 5990-6009, 2019
N. Uchida, Detection of repeating earthquakes and their application in characterizing slow fault slip, Prog. Earth. Planet. Sci., 6(1): 40 2019
Takagi, R., N. Uchida and and K. Obara, Along-strike variation and migration of long-term slow slip events in the western Nankai subduction zone, Japan, J. Geophys. Res., doi:10.1029/2018JB016738,
2019
N. Uchida and R. Burgmann, Repeating earthquakes, Annu. Rev. Earth Planet. Sci., 47, doi:10.1146/annurev-earth-053018-0601191, 2019
2018
Kano, M., N. Aso, S. Annoura, R. Arai, K. Chao, K. Heki, S. Itaba, Y. Ito, and N. Kamaya, T. Maeda, J. Maury, M. Nakamura, T. Nishimura, K. Obana, H. Sugioka, R. Takagi, T. Takahashi, A. Takeo, Y. Tu, N. Uchida, Y. Yamashita, T. Matsuzawa, S. Ide and K. Obara, Development of Slow Earthquake Database, Seismol. Res. Lett., 89 (4), 1566-1575, doi:10.1785/0220180021, 2018
Nakajima, J., and N. Uchida, Repeated drainage from megathrusts during episodic slow slip, Nature Geoscience, 11, 351-356, doi:10.1038/s41561-018-0090-z, 2018
Ariyoshi, K., S. Nomura, N. Uchida, and T. Igarashi, A trial modeling of perturbed repeating earthquakes combined by mathematical statics, numerical modeling and seismological observations, Moment Tensor Solutions - A Useful Tool for Seismotectonics, 681-690, 2018
2017
Delbridge, B. G., S. Kita, N. Uchida, C. W. Johnson, T. Matsuzawa, and R. Bürgmann, Temporal variation of intermediate-depth earthquakes around the time of the M 9.0 Tohoku-oki earthquake, Geophys. Res. Lett., 44(8), 3580-3590, doi:10.1002/2017GL072876, 2017
Hatakeyama, N., N. Uchida, T. Matsuzawa, and W. Nakamura, Emergence and disappearance of interplate repeating earthquakes following the 2011 M9.0 Tohoku-oki earthquake: Slip behavior transition between seismic and aseismic depending on the loading rate, J. Geophys. Res., 122(7), 5160-5180, 10.1002/2016JB013914, 2017
Nomura, S., Y. Ogata, N. Uchida, and M. Matsu’ura, Spatiotemporal variations of interplate slip rates in northeast Japan inverted from recurrence intervals of repeating earthquakes, Geophys. J. Int., 208(1), 468-481, doi:10.1093/gji/ggw395, 2017
2016
Ariyoshi, K., H. Matsumoto, T. Iinuma, A. Nagano, T. Hasegawa, M. Kido, N. Uchida, T. Igarashi, and Y. Yamashita, Extraction of crustal deformations and oceanic fluctuations from ocean bottom pressures, OCEANS 2016 MTS/IEEE Monterey, 2016, 1-5, doi: 10.1109/OCEANS.2016.7761035, 2016
Burgmann, R., N. Uchida, Y. Hu, and T. Matsuzawa, Tohoku rupture reloaded?, Nature Geoscience, 9, 183-184, 2016
Hatakeyama, N., N. Uchida, T. Matsuzawa, T. Okada, J. Nakajima, T. Matsushima, T. Kono, S. Hirahara, and T. Nakayama, Variation in high-frequency wave radiation from small repeating earthquakes as revealed by cross-spectral analysis, Geophys. J. Int., 207(2), 1030-1048, doi: 10.1093/gji/ggw313, 2016
Hu, Y., R. Burgmann, N. Uchida, P. Banerjee, and J. T. Freymueller, Stress-driven relaxation of heterogeneous upper mantle and time-dependent afterslip following the 2011 Tohoku earthquake, J. Geophys. Res., 121, doi:10.1002/ 2015JB012508, 2016
Iinuma, T., R. Hino, N. Uchida, W. Nakamura, M. Kido, Y. Osada, and S. Miura, Seafloor observations indicate spatial separation of coseismic and postseismic slips in the 2011 Tohoku earthquake, Nature Communications, 7, doi:10.1038/ncomms13506, 2016
Nakamura, W., N. Uchida, and T. Matsuzawa, Spatial distribution of the faulting types of small earthquakes around the 2011 Tohoku-oki earthquake: A comprehensive search using template events, J. Geophys. Res., 121, doi:10.1002/2015JB012584, 2016
Uchida, N., T. Iinuma, R. M. Nadeau, R. Bürgmann, and R. Hino, Periodic slow slip triggers megathrust zone earthquakes in northeastern Japan, Science, 351(6272), 488-492, doi:10.1126/science.aad3108, 2016
Uchida, N., S. Kirby, N. Umino, R. Hino, and T. Kazakami, The great 1933 Sanriku-oki earthquake: reappraisal of the mainshock and its aftershocks and implications for its tsunami using regional tsunami and seismic data, Geophys. J. Int., 206(3), 1619-1633, 2016
Uchida, N., Y. Asano, and A. Hasegawa, Acceleration of regional plate subduction beneath Kanto Japan, after the 2011 Tohoku-oki earthquake, Geophys. Res. Lett., 43, 9002-9008, doi:10.1002/2016GL070298, 2016
2015
Ariyoshi, K., A. Nagano, T. Hasegawa, M. Kido, R. Nakata, H. Matsumoto, N. Uchida, and T. Igarashi, A trial extraction of crustal deformation from seafloor hydraulic pressure gauges to estimate interplate coupling for subduction plate boundaries, Proceedings of the 12th SEGJ International Symposium, Tokyo, Japan, 18-20 November 2015, 245-247, 2015
Mavrommatis, A., P. Segall, N. Uchida, and K. Johnson, Long-term acceleration of aseismic slip preceding the Mw 9 Tohoku-oki earthquake: Constraints from repeating earthquakes, Geophys. Res. Lett., 42, 9717-9725, doi:10.1002/2015GL066069, 2015
Sawazaki, K., H. Kimura, K. Shiomi, N. Uchida, R. Takagi, and R. Snieder, Depth-dependence of seismic velocity change associated with the 2011 Tohoku earthquake, Japan, revealed from repeating earthquake analysis and finite-difference wave propagation simulation, Geophys. J. Int., 201(2), 741-763, 2015
Uchida, N., K. Shimamura, T. Matsuzawa, and T. Okada, Postseismic response of repeating earthquakes around the 2011 Tohoku-oki earthquake: Moment increases due to the fast loading rate, J. Geophys. Res., 120(1), 259-274, doi:10.1002/2013JB010933, 2015
2014
Ariyoshi,K., N. Uchida, T. Matsuzawa, R. Hino, A. Hasegawa, T. Hori, and Y. Kaneda, A trial estimation of frictional properties, focusing on aperiodicity off Kamaishi just after the 2011 Tohoku earthquake, Geophys. Res. Lett., 41(23), 8325-8334, 2014
Okada, T., T. Matsuzawa, J. Nakajima, N. Uchida, M. Yamamoto, S. Hori, T. Kono, T. Nakayama, S. Hirahara, and A. Hasegawa, Seismic velocity structure in and around the Naruko volcano, NE Japan, and its implications for volcanic and seismic activities, Earth Planets Space, 66, 114, 10.1186/1880-5981-66-114, 2014
Satriano, C., V. Dionicio, H. Miyake, N. Uchida, J.-P. Vilotte, and P. Bernard, Structural and thermal control of seismic activity and megathrustrupture dynamics in subduction zones: Lessons from the Mw 9.0, 2011 Tohoku earthquake, Earth Planet. Sci. Lett., 403(1), 287-298, doi:10.1016/j.epsl.2014.06.037, 2014
Shirzaei, M., R. Burgmann, N. Uchida, Y. Hu, F. Pollitz, and T. Matsuzawa, Seismic versus aseismic slip: Probing mechanical properties of the northeast Japan subduction zone, Earth Planet. Sci. Lett., 406, 7-13, doi:10.1016/j.epsl.2014.08.035, 2014
2013
Hasegawa, A. , J. Nakajima, T. Yanada, N. Uchida, T. Okada, D. Zhao, T. Matsuzawa, and N. Umino, Complex slab structure and arc magmatism beneath the Japanese Islands, Journal of Asian Earth Sciences, 78, 277-290, 2013
Nakajima, J., S. Hada, E. Hayami, N. Uchida, A. Hasegawa, S. Yoshioka, T. Matsuzawa, and N. Umino, Seismic attenuation beneath northeastern Japan: Constraints on mantle dynamics and arc mgmatism, J. Geophys. Res., 118, 5838-5855, 2013
Nakajima, J., N. Uchida, T. Shiina, A. Hasegawa, B.R. Hacker, and S.H. Kirby, Intermediate-depth earthquakes facilitated by eclogitization-related stresses, Geology, 41, 659-662, 2013
Uchida, N., and T. Matsuzawa, Pre- and post-seismic slow slip surrounding the 2011 Tohoku-oki earthquake rupture, Earth Planet. Sci. Lett., 374, 81-91, doi:10.1016/j.epsl.2013.05.021, 2013
2012
Okada, M., N. Uchida, and S. Aoki , Statistical forecasts and tests for small interplate repeating earthquakes along the Japan Trench , Earth Planets Space, 64, 703-715, 10.5047/eps.2011.02.008, 2012
Rubinstein, J. L., W. L. Ellsworth, K. H. Chen, and N. Uchida, Fixed recurrence and slip models better predict earthquake behavior than the time- and slip-predictable models: 1. Repeating earthquakes, J. Geophys. Res., 117, doi:10.1029/2011JB008724, 2012
Uchida, N., T. Matsuzawa, W. L. Ellsworth, K. Imanishi, K. Shimamura, and A. Hasegawa, Source parameters of microearthquakes on an interplate asperity off Kamaishi, NE Japan over two earthquake cycles, Geophys. J. Int., 189, 999-1014, 2012
2011
Ohta Y., S. Miura, M. Ohzono, S. Kita, T. Iinuma, T. Demachi, K. Tachibana, T. Nakayama, S. Hirahara, and S. Suzuki, T. Sato, N. Uchida, A. Hasegawa, and N. Umino, Large intraslab earthquake (2011 April 7 M7.1) after the 2011 off the Pacific coast of Tohoku earthquake (M9.0): Coseismic fault model based on the dense GPS network data, Earth Planets Space, 63(12), 1207-1211, 2011
Okada, T., K. Yoshida, S. Ueki, J. Nakajima, N. Uchida, T. Matsuzawa, N. Umino, A. Hasegawa, and Group for the aftershock observations of the 2011 off the Pacific coast of Tohoku Earthquake, Shallow inland earthquakes in NE Japan possibly triggered by the 2011 off the Pacific coast of Tohoku Earthquake, Earth Planets Space, 63 (No. 7), 749-754, doi:10.5047/eps.2011.06.027, 2011
Shimamura, K., T. Matsuzawa, T. Okada, N. Uchida, T. Kono, and A. Hasegawa, Similarities and Differences in the Rupture Process of the M~4.8 Repeating-Earthquake Sequence off Kamaishi, Northeast Japan: Comparison between the 2001 and 2008 Events, Bull. Seismol. Soc. Am., 101(5), 2355-2368, 2011
Uchida, N., and T. Matsuzawa, Coupling coefficient, hierarchical structure, and earthquake cycle for the source area of the 2011 Tohoku earthquake inferred from small repeating earthquake data, Earth Planets Space, 63 (No. 7), 675-679, doi:10.5047/eps.2011.07.006, 2011
2010
Uchida, N., S. H. Kirby, T. Okada, R. Hino, and A. Hasegawa, Supraslab earthquake clusters above the subduction plate boundary offshore Sanriku, northeastern Japan: Seismogenesis in a graveyard of detached seamounts?, J. Geophys. Res., 115, doi:10.1029/2009JB006797, 2010
Uchida, N., T. Matsuzawa, J. Nakajima, and A. Hasegawa, Subduction of a wedge-shaped Philippine Sea plate beneath Kanto, central Japan, estimated from converted waves and small repeating earthquakes, J. Geophys. Res., 115(B07309), doi:10.1029/2009JB006962, 2010
2009
Goltz, C., D. L. Turcotte, S. G. Abaimov, R. M. Nadeau, N. Uchida, and T. Matsuzawa , Rescaled earthquake recurrence time statistics: application to microrepeaters, Geophys. J. Int., 176(1), 256-264, 2009
Hasegawa, A., J. Nakajima, N. Uchida, T. Okada, D. Zhao, T. Matsuzawa, and N. Umino, Plate subduction, and generation of earthquakes and magmas in Japan as inferred from seismic observations: An overview, Gondwana Research, 16, 370-400 , 2009
Uchida, N., J. Nakajima, A. Hasegawa, and T. Matsuzawa, What controls interplate coupling?: Evidence for abrupt change in coupling across a border between two overlying plates in the NE Japan subduction zone, Earth Planet. Sci. Lett., 283, 111-121, 2009
Uchida, N., S. Yui, S. Miura, T. Matsuzawa, A. Hasegawa, Y. Motoya, and M. Kasahara, Quasi-static slip on the plate boundary associated with the 2003 M8.0 Tokachi-oki and 2004 M7.1 off-Kushiro earthquakes, Japan, Gondwana Research, 16, 527-533, 2009
2007
Rubinstein, J., N. Uchida, and G. Beroza, Seismic velocity reductions caused by the 2003 Tokachi-oki earthquake, J. Geophys. Res., 112, doi:10.1029/2006JB004440, 2007
Uchida, N., T. Matsuzawa, W. L. Ellsworth, K. Imanishi, T. Okada, and A. Hasegawa, Source parameters of a M4.8 and its accompanying repeating earthquakes off Kamaishi, NE Japan - implications for the hierarchical structure of asperities and earthquake cycle, Geophys. Res. Lett., 34, doi:10.1029/2007GL031263, 2007
2006
Iio, Y., H. Katao, T. Ueno, B. Enescu, N. Hirano, T. Okada, N. Uchida, S. Matsumoto, T. Matsushima, and K. Uehira, H. Shimizu, Spatial distribution of static stress drops for aftershocks of the 2005 West off Fukuoka Prefecture earthquake, Earth Planets Space, 58(12), 1611-1615, 2006
Miura, S., T. Iinuma, S. Yui, N. Uchida, T. Sato, K. Tachibana, and A. Hasegawa, Co- and post-seismic slip associated with the 2005 Miyagi-oki earthquake (M7.2) as inferred from GPS data, Earth Planets Space, 58(12), 1567-1572, 2006
Shimizu, H., H. Takahashi, T. Okada, T. Kanazawa, Y. Iio, H. Miyamachi, T. Matsushima, M. Ichiyanagi, N. Uchida, and others, Aftershock seismicity and fault structure of the 2005 West Off Fukuoka Prefecture Earthquake (MJMA7.0) derived from urgent joint observations , Earth Planets Space, 58(12), 1599-1604, 2006
Uchida, N., T. Matsuzawa, S. Hirahara, and A. Hasegawa, Small repeating earthquakes and interplate creep around the 2005 Miyagi-oki earthquake (M7.2), Earth Planets Space, 58(12), 1577-1580, 2006
Umino, N., T. Kono, T. Okada, J. Nakajima, T. Matsuzawa, N. Uchida, A. Hasegawa, Y. Tamura, and G. Aoki, Revisiting the three M~7 Miyagi-oki earthquakes in the 1930s : Possible seismogenic slipon asperities that were re-ruptured during the 1978 M7.4 Miyagi-oki earthquake, Earth Planets Space, 58(12), 1587-1592, 2006
2005
Nishimura, T., S. Tanaka, T. Yamawaki, H. Yamamoto, T. Sano, M. Sato, H. Nakahara, N. Uchida, S. Hori, and H. Sato, Temporal changes in seismic velocity of the crust around Iwate volcano, Japan, as inferred from analyses of repeated active seismic experiment data from 1998 to 2003, Earth Planets Space, 57, 491-505, 2005
Okada, T., N. Umino, T. Matsuzawa, J. Nakajima, N. Uchida, T. Nakayama, S. Hirahara, T. Sato, and S. Hori, T. Kono, Y. Yabe, K. Ariyoshi, S. Gamage, J. Shimizu, J. Suganomata, S. Kita, S. Yui, M. Arao, S. Hondo, T. Mizukami, H. Tsushima, T. Yaginuma, A. Hasegawa, Y. Asano, Aftershock distribution and 3D seismic velocity structure in and around the focal area of the 2004 mid Niigata prefecture earthquake obtained by applying double-difference tomography to dense temporary seismic network data, Earth Planets Space, 57, 435-440, 2005
Uchida, N., T. Matsuzawa, A. Hasegawa, and T. Igarashi, Recurrence intervals of characteristic M4.8+/-0.1 earthquakes off Kamaishi, NE Japan - Comparison with creep rate estimated from small repeating earthquake data, Earth Planet. Sci. Lett., 233, 155-165, 2005
2004
Matsuzawa, T., N. Uchida, T. Igarashi, T. Okada, and A. Hasegawa, Repeating earthquakes and quasi-static slip on the plate boundary east off northern Honshu, Japan, Earth Planets Space, 56, 803-811, 2004
Uchida, N., A. Hasegawa, T. Matsuzawa, and T. Igarashi, Pre- and post-seismic slow slip on the plate boundary off Sanriku, NE Japan associated with three interplate earthquakes as estimated from small repeating earthquake data, Tectonophysics, 385, 1-15, 2004
2003
Uchida, N., T. Matsuzawa, T. Igarashi, and A. Hasegawa, Interplate quasi-static slip off Sanriku, NE Japan, estimated from repeating earthquakes, Geophys. Res. Lett., 30, doi:10.1029/2003GL017452, 2003
Umino, N, T. Okada, J. Nakajima, S. Hori, T. Kono, T. Nakayama , N. Uchida, J. Shimizu, and J. Suganomata, S. S. N. Gamage, A. Hasegawa, Y. Asano, Hypocenter and focal mechanism distributions of aftershocks of July 26 2003 M6.4 northern Miyagi, NE Japan, earthquake revealed by temporary seismic observation, Earth Planets Space, 55, 719-730, 2003
2000
Nishimura, T., N. Uchida, H. Sato, M. Ohtake, S. Tanaka, and H. Hamaguchi, Temporal changes of the crustal structure associated with the M6.1 earthquake on September 3, 1998, and the volcanic activity of Mount Iwate, Japan, Geophys. Res. Lett., 27, 269-272, 2000
RECENT CONFERENCE PRESENTATIONS:
2018
Uchida, N., F. Tomita, T. Matsuzawa, T. Iinuma, M. Kido, R. Hino, R. Nadeau, and R. Burgmann, Shallow slow slip along the Japan trench estimated from seismic and geodetic data, New Zealand - Japan Joint workshop on slow slip, Wellington, Victoria University, February, 2018.
加納 将行・ 麻生 尚文・ 松澤 孝紀・ 井出 哲・ 案浦 理・ 新井 隆太・ 馬場 慧・ Bostock Michael・ Chao Kevin・日置 幸介, 板場 智史, 伊藤 喜宏, 鎌谷 紀子, 前田 拓人, Maury Julie, 中村 衛, 西村 卓也, 尾鼻 浩一郎, 太田 和晃, Poiata Natalia, Rousset Baptiste, 杉岡 裕子, 高木 涼太, 高橋 努, 竹尾 明子, Tu Yoko, 内田直希, 山下 裕亮, 小原 一成, Development of Slow Earthquake Database, 日本地球惑星科学連合2018年大会, 千葉, 幕張メッセ, 2018年5月.
高橋秀暢・日野亮太・太田雄策・内田直希・鈴木秀市・篠原雅尚・松澤孝紀, Characteristics of seismograms of VLFEs recorded by short period OBSs in the northern Japan Trench, JpGU2018, 千葉, 幕張メッセ, 2018年5月.
高木涼太・内田直希・小原一成, Along-strike variation of long-term slow slip event activity in the Nankai subduction zone, JpGU2018, 千葉, 幕張, 2018年5月.
田中麻莉子・内田直希・松澤暢・Robert M. Nadeau, 繰り返し地震の地震サイクルにおける近傍の微小地震活動～パークフィールドと東北沖との比較～, 日本地震学会2018年度秋季大会, 郡山市, ビッグパレットふくしま, 2018年10月.
内田直希, 小繰返し地震を用いたプレート境界地震とスロースリップの研究, 日本地球惑星科学連合2018年大会, 千葉, 幕張メッセ, 2018年5月. (招待)
内田直希・佐藤 剛至・平原 聡・天間 克宏・河野 俊夫・岡田 知己, IoT技術を用いた即時展開型無線地震データ伝送システムの開発, 日本地球惑星科学連合2018年大会, 千葉, 幕張メッセ, 2018年5月.
内田直希・Pinar Ali・Kalafat Dogan, 北アナトリア断層沿いの繰り返し地震活動とプレート間固着, 日本地球惑星科学連合2018年大会, 千葉, 幕張メッセ, 2018年5月.
内田直希・本荘千枝・富田史章・松澤孝紀・Roland Bürgmann, 東北地方太平洋沖地震後の周期的スロースリップ：繰り返し地震，超低周波地震および海底地殻変動観測による検出, 地震学会2018年度秋季大会, 郡山, ビッグパレットふくしま, 2018年10月.
富田史章・太田雄策・飯沼卓史・日野亮太・木戸元之・内田直希, Extension of postseismic geodetic observations constrains on coseismic slip distribution through viscoelastic relaxation, 日本地球惑星科学連合2018年大会, 千葉, 幕張メッセ, 2018年5月.
並木敦子・内田直希, 日本の共振周波数マップ：地殻は共振する？, 日本地球惑星科学連合2018年大会, 千葉, 幕張メッセ, 2018年5月.
立岩和也・岡田知己・内田直希, P 波の変位振幅の立ち上がりのマグニチュード依存性（2）, 日本地震学会2018年度秋季大会, 郡山市, ビッグパレットふくしま, 2018年10月.
2017
Uchida, N., K. Obara, R. Takagi, and Y. Asano, Migrating slow slip detected by slow and repeating earthquakes along the Nankai trough, Japan, 2017 AGU Fall Meeting, New Orleans, New Orleans Ernest N. Morial Convention Center, December, 2017.
Uchida, N., N. Hatakeyama, T. Matsuzawa, and W. Nakamura, Emergence and disappearance of interplate repeating earthquakes after the 2011 Tohoku-oki earthquake: transition between slow slip and earthquakes , IAG-IASPEI2017, Kobe, Kobe International Conference Center, July, 2017.
Uchida, N., Interaction between slow and repeating earthquakes – examples in Tohoku and Nankai subduction zones, Japan , BSL Seminar, Berkeley, UC Berkeley, August, 2017.
奥田 貴・井出 哲・内田直希, 茨城県那珂沖で発生する中規模繰り返し地震の震源過程の揺らぎ, 日本地震学会2017年度秋季大会, 鹿児島, かごしま県民交流センター, 2017年10月.
奥田貴・井出哲・内田直希, 東日本で発生する中規模繰り返し地震の震源過程解析, JpGU-AGU Joint Meeting 2017, 千葉, 幕張メッセ, 2017年5月.
高橋秀暢・日野亮太・鈴木秀市・太田雄策・内田直希・篠原雅尚・仲谷幸浩・松澤孝紀, 海底地震計によって捉えられた東北沖超低周波地震, 日本地震学会2017年度秋季大会, 鹿児島, かごしま県民交流センター, 2017年10月.
高波鐵夫・有吉雄哉・斎藤正也・三浦哲・内田直希・出町知嗣・伊藤喜宏, 金華山における2011年東北地方太平洋沖地震前の体積ひずみの挙動について, 日本地震学会2017年度秋季大会, 鹿児島市, かごしま県民交流センター, 2017年10月.
高波鐵夫・有吉雄哉・斎藤正也・三浦 哲・内田直希・出町知嗣・伊藤喜宏, 金華山における2011年東北地方太平洋沖地震前の体積ひずみの挙動について, 日本地震学会2017年度秋季大会, 鹿児島市, かごしま県民交流センター, 2017年10月.
田中麻莉子・内田直希, 繰り返し地震近傍の微小地震の検出, 日本地震学会2017年度秋季大会, 鹿児島, かごしま県民交流センター, 2017年10月.
内田直希, 繰り返し地震の活動特性と非地震性すべり, 地震活動の物理2017, 東京, 東京大学地震研究所, 2017年3月.
内田直希・小原一成・高木涼太・浅野陽一, 繰り返し地震およびスロー地震から推定された南海トラフ域におけるスロースリップの移動, 日本地震学会2017年度秋季大会, 鹿児島市, かごしま県民交流センター, 2017年10月.
内田直希, 関東および西南日本での繰り返し地震解析と今後の予定, 「相似地震再来特性の理解に基づく地殻活動モニタリング手法の構築」平成28年度研究集会, つくば, 防災科学技術研究所, 2017年1月.
内田直希, 様々なスロー地震間の時空間的関係～東北沖と日向灘での事例, スロー地震カフェ, 東京, 東京大学地震研究所, 2017年6月.
内田直希・平原聡・河野俊夫・佐藤剛至・天間克宏・鷹取耕治, 臨時地震観測への IoTキャラバンシステム適用の検討, ADVNET2017, 東京都, 東京大学福武ホール , 2017年10月.
尾形良彦・野村俊一・内田直希, 時空間ETASモデルによる常時地震活動と小繰り返し地震, 「相似地震再来特性の理解に基づく地殻活動モニタリング手法の構築」平成28年度研究集会, つくば, 防災科学技術研究所, 2017年1月.
平原聡・内田直希・中山貴史・鈴木秀市・出町知嗣・海田俊輝・佐藤俊也・堀修一郎・立花憲司・河野俊夫・佐藤真樹子, 東北大学のJDXnetへの接続状況及び地震・火山観測網の更改計画, 平成28年度データ流通ワークショップ, 東京, 東京大学地震研究所, 2017年3月.
GRANTS (EXTERNAL):
• JSPS Fund for the Promotion of Joint International Research, 2018- （国際共同研究加速基金（国際共同研究強化）「米国および世界の繰り返し地震による浅部プレート境界非地震性すべりの普遍的性質解明」研究代表者)
• JSPS Grant-in-Aid for Scientific Research on Innovative Areas, 2017-2018 （新学術領域研究 地殻ダイナミクス 公募研究「東北地方太平洋沖地震後の内陸地震活動の推移に関する研究」研究代表者）
• JSPS Bilateral Joint Research Project, 2017-2018（2国間交流事業「地球の非地震的変形過程と地震活動の関係の解明」相手国：アメリカ合衆国，研究代表者）
• JSPS Grant-in-Aid for Scientific Research on Innovative Areas, 2016-2021 （新学術領域研究 スロー地震学「海陸機動的観測に基づくスロー地震発生様式の解明」分担者）
• JSPS Grant-in-Aid for Scientific Research (C), 2015-2020 （科研費補助金基盤研究(C)「日本海溝海底地震津波観測網を用いた浅部プレート境界の非地震性すべり過程の解明」研究代表者）
• JSPS Grant-in-Aid for Young Scientists (B) 2011-2014 （科研費補助金若手研究(B)「繰り返し地震データから推定するプレート間カップリングの決定要因」研究代表者）
• JSPS Grant-in-Aid for Young Scientists (B) 2007-2009 （科研費補助金若手研究(B)「プレート境界面上の小繰り返し地震の発生過程の理解に基づく地震発生サイクルの研究」研究代表者）
• JSPS Grant-in-Aid for Young Scientists (B), 2005-2007 （科研費補助金若手研究(B)「相似地震解析による北海道南東沖プレート境界での準静的すべりの推定」研究代表者）
STUDENTS:
+Masakatsu Arao (M.S. March 2006), +Kohei Shimamura (PhD, March 2012), *Wataru Nakamura (M.S. March 2014), *Kota Hibino (M.S. March 2015), *Norishige Hatakeyama (M.S. March 2016),
Takashi Okuda (B.S. March 2016), Mariko Tanaka (M.S. March 2019), Rintaro Suzuki (M.S. March 2021), +Amanda Thomas (UC Berkeley, visiting for summer project), +Brent Delbridge (UC Berkeley, visiting for summer project)
(*: students I have mainly supervised [The fomal superviser is Prof. Toru Matsuzawa]. +: students I have worked with. )