Peer reviewed papers


*Phillips, N. J., C. D. Rowe, and K. Ujiie (2019), For how long are pseudotachylytes strong? Rapid alteration of basalt-hosted pseudotachylytes from a shallow subduction complex, Earth and Planetary Science Letters 518, 108–115, (*co-supervised student)

*Motohashi, G., K. Oohashi, and K. Ujiie (2019), Viscous strengthening followed by slip weakening during frictional melting of chert, Earth, Planets and Space 71:55, (*supervised student)

Ishikawa, T., and K. Ujiie (2019), Geochemical analysis unveils frictional melting processes in a subduction zone fault, Geology 47, 343–346,


Ujiie, K., H. Saishu, A. Fagereng, N. Nishiyama, M. Otsubo, H. Masuyama, and H. Kagi (2018), An explanation of episodic tremor and slow slip constrained by crack-seal veins and viscous shear in subduction mélange, Geophysical Research Letters 45, 5371–5379,

Hashimoto, Y., D. Ueda, Y. Motoyama, K. Tobe, A. Sakasi, K. Morita, and K. Ujiie (2018), Normal faults at same depth as thrust faults in an exhumed accretionary complex, Kayo Formation, Okinawa Island, Japan, in Byrne, T., Underwood, M. B., Fisher, D., McNeill, L., Saffer, D., Ujiie, K., Yamaguchi, A., eds., Geology and Tectonics of Subduction Zones: A Tribute to Gaku Kimura, Geological Society of America Special Paper 534, 175–185.

山田泰広, Jim Mori, 氏家恒太郎, 林 為人, 小平秀一 (2018), 東北地方太平洋沖地震後の緊急調査掘削(IODP 第343次航海:J-FAST)の成果, 地質学雑誌 124, 67–76.


Vannucchi, P., E. Spagnuolo, S. Aretusini, G. Di Toro, K. Ujiie, A. Tsutsumi, and S. Nielsen (2017), Past seismic slip-to-the-trench recorded in Central America megathrust, Nature Geoscience 10, 935–940,

Ito, Y., M. J. Ikari, K. Ujiie, and A. Kopf (2017), Coseismic slip propagation on the Tohoku plate boundary fault facilitated by slip-dependent weakening during slow fault slip, Geophysical Research Letters 44, 8749–8756, doi:10.1002/2017GL074307.

*Ito, K., K. Ujiie, and H. Kagi (2017), Detection of increased heating and estimation of coseismic shear stress from Raman spectra of carbonaceous material in pseudotachylytes, Geophysical Research Letters 44, 1749–1757, doi:10.1002/2016GL072457. (*supervised student)


Ujiie, K., T. Inoue, and J. Ishiwata (2016), High-velocity frictional strength across the Tohoku-Oki megathrust determined from surface drilling torque, Geophysical Research Letters 43, 2488–2493, doi:10.1002/2016GL067671.

Kimura, G., Y. Hashimoto, A. Yamaguchi, Y. Kitamura, and K. Ujiie (2016), Cretaceous–Neogene accretionary units: Shimanto Belt, Geological Society, London, Geology of Series, doi:10.1144/GOJ.4.


Ikari, M. J., Y. Ito, K. Ujiie, and A. J. Kopf (2015), Spectrum of slip behavior in Tohoku fault zone samples at plate tectonic slip rates, Nature Geoscience 8, 870–874, doi:10.1038/ngeo2547.

Kameda, J., R. N. Harris, M. Shimizu, K. Ujiie, A. Tsutsumi, M. Ikehara, M. Uno, A. Yamaguchi, Y. Hamada, Y. Namiki, and G. Kimura (2015), Hydrogeological responses to incoming materials at the erosional subduction margin, offshore Osa Peninsula, Costa Rica, Geochemistry Geophysics Geosystems 16, 2725–2742, doi:10.1002/2015GC005837.

Bose, S., P. Saha, J. J. Mori, C. Rowe, K. Ujiie, F. M. Chester, M. Conin, C. Regalla, J. Kameda, V. Toy, J. Kirkpatrick, F. Remitti, J. C. Moore, M. Wolfson-Schwehr, Y. Nakamura, and A. Gupta (2015), Deformation structures in the frontal prism near the Japan Trench: Insights from sandbox models, Journal of Geodynamics 89, 29–38.

*Furuichi, H., K. Ujiie, Y. Kouketsu, T. Saito, A. Tsutsumi, and S. Wallis (2015), Vitrinite reflectance and Raman spectra of carbonaceous material as indicators of frictional heating on faults, Earth and Planetary Science Letters 424, 191–200. (*supervised student)

Saitoh, Y., T. Ishikawa, M. Tanimizu, M. Murayama, Y. Ujiie, Y. Yamamoto, K. Ujiie, and T. Kanamatsu (2015), Sr, Nd, and Pb isotope compositions of hemipelagic sediment in the Shikoku Basin: Implications for sediment transport by the Kuroshio and Phillippine Sea plate motion in the late Cenozoic, Earth and Planetary Science Letters 421, 47–57.

Kameda, J., M. Shimizu, K. Ujiie, T. Hirose, M. Ikari, J. Mori, K. Oohashi, and G. Kimura (2015), Pelagic smectite as an important factor in tsunamigenic slip along the Japan Trench, Geology 43, 155–158.

Kirkpatrick, J. D., C. D. Rowe, K. Ujiie, J. C. Moore, C. Regalla, F. Remitti, V. Toy, M. Wolfson-Schwehr, J. Kameda, S. Bose, and F. M. Chester (2015), Structure and lithology of the Japan Trench subduction plate boundary fault, Tectonics 34, doi:10.1002/2014TC003695.


Ujiie, K., and G. Kimura (2014), Earthquake faulting in subduction zones: insights from fault rocks in accretionary prisms, Progress in Earth and Planetary Science 1, doi:10.1186/2197-4284-1-7.

Namiki, Y., A. Tsutsumi, K. Ujiie, and J. Kameda (2014), Frictional properties of sediments entering the Costa Rica subduction zone offshore the Osa Peninsula: implications for fault slip in shallow subduction zones, Earth, Planets and Space 66, doi:10.1186/1880-5981-66-72.


Ujiie, K., H. Tanaka, T. Saito, A. Tsutsumi, J. J. Mori, J. Kameda, E. E. Brodsky, F. M. Chester, N. Eguchi, S. Toczko, and Expedition 343 and 343T Scientists (2013), Low coseismic shear stress on the Tohoku-Oki megathrust determined from laboratory experiments, Science 342, 1211–1214, doi:10.1126/science.1243485.

Chester, F. M., C. Rowe, K. Ujiie, J. Kirkpatrick, C. Regalla, F. Remitti, J. C. Moore, V. Toy, M. Wolfson-Schwehr, S. Bose, J. Kameda, J. J. Mori, E. E. Brodsky, N. Eguchi, S. Toczko, and Expedition 343 and 343T Scientists (2013), Structure and composition of the plate-boundary slip zone for the 2011 Tohoku-Oki earthquake, Science 342, 1208–1211, doi:10.1126/science.1243719.

Tao Y., T. Mishima, K. Ujiie, F. M. Chester, J. J. Mori, N. Eguchi, S. Toczko, and Expedition 343 Scientists (2013), Strain decoupling across the décollement in the region of large slip during the 2011 Tohoku-Oki earthquake from anisotropy of magnetic susceptibility, Earth and Planetary Science Letters 381, 31–38.

Vannucchi, P., P. B. Sak, J. P Morgan, K. Ohkushi, K. Ujiie, and the IODP Expedition 334 Shipboard Scientists (2013), Rapid pulses of uplift, subsidence, and subduction erosion offshore Central America: Implications for building the rock record of convergent margins, Geology 41, 995–998.

*Saito, T. K. Ujiie, A. Tsutsumi, J. Kameda, and B. Shibazaki (2013), Geological and frictional aspects of very-low-frequency earthquakes in an accretionary prism, Geophysical Research Letters 40, 703–708, doi:10.1002/grl.50175. (*supervised student)

Vannucchi, P., K. Ujiie, N. Stroncik, and the IODP Exp. 334 Scientific Party (2013), IODP Expedition 334: An investigation of the sedimentary record, fluid flow and state of stress on top of the seismogenic zone of an erosive subduction margin, Scientific Drilling 15, doi:10.2204/


Kimura, G., A. Yamaguchi, M. Hojo, Y. Kitamura, J. Kameda, K. Ujiie, Y. Hamada, M. Hamahashi, and S. Hina (2012), Tectonic mélange as fault rock of subduction plate boundary, Tectonophysics 568-569, 25–38.

Yamaguchi, A., K. Ujiie, S. Nakai, and G. Kimura (2012), Sources and physicochemical characteristics of fluids along a subduction-zone Megathrust: A geochemical approach using syn-tectonic mineral veins in the Mugi mélange, Shimanto accretionary complex, Geochemistry Geophysics Geosystems 10, Q0AD24, doi:10.1029/2012GC004137.

Sakaguchi, A., S. Yokoyama, Y. Hashimoto, T. Yamada, A. Tanaka, K. Ujiie, and N. Yoshimura (2012), Spatially fixed initial break point and fault-rock development in a landslide area, Advances in Natural and Technological Hazards Research 31, doi:10.1007/978-94-007-2162-3_7.


Ujiie, K., A. Tsutsumi, and J. Kameda (2011), Reproduction of thermal pressurization and fluidization of clay-rich fault gouges by high-velocity friction experiments and implications for seismic slip in natural faults, Geological Society, London, Special Publications 359, 267–285.

Shibazaki, B., T. Matsuzawa, A. Tsutsumi, K. Ujiie, A. Hasegawa, and Y. Ito (2011), 3D modeling of the cycle of a great Tohoku-oki earthquake, considering frictional behavior at low to high slip velocities, Geophysical Research Letters 38, L21305, doi:10.1029/2011GL049308.

Yamaguchi, A., A, Sakaguchi, T. Sakamoto, K. Iijima, J. Kameda, G. Kimura, K. Ujiie, F. M. Chester, O. Fabbri, D. Goldsby, A. Tsutsumi, C.-F. Li, and D. Curewitz (2011), Progressive ollitization in fault gouge caused by seismic slip propagation along a megasplay fault in the Nankai Trough, Geology 39, 995–998.

Tsutsumi, A., O. Fabbri, A. M. Karpoff, K. Ujiie, and A. Tsujimoto (2011), Friction velocity dependence of clay-rich fault material along a megasplay fault in the Nankai subduction zone at intermediate to high velocities, Geophysical Research Letters 38, L19301, doi:10.1029/2011GL049314.

Kameda, J., K. Ujiie, A. Yamaguchi, and G. Kimura (2011), Smectite to chlorite conversion by frictional heating along a subduction thrust, Earth and Planetary Science Letters 305, 161–170.

Raimbourg, H., K. Ujiie, A. Kopf, T. Hisamitsu, Y. Hamano, S, Saito, and M. Kinoshita (2011), The role of compaction contrasts in sediments in décollement initiation in an accretionary prism, Marine Geology 282, 188–200.

Sakaguchi, A., F. Chester, D. Curewitz, O. Fabbri, D. Goldsby, G. Kimura, C.-F. Li, Y. Masaki, E. J. Screaton, A. Tsutsumi, K. Ujiie, and A. Yamaguchi (2011), Seismic slip propagation to the updip end of plate boundary subduction interface faults: Vitrinite reflectance geothermometry on Integrated Ocean Drilling Program NanTro SEIZE cores, Geology 39, 395–398.


Ujiie, K., and A. Tsutsumi (2010), High-velocity frictional properties of clay-rich fault gouge in a megasplay fault zone, Nankai subduction zone, Geophysical Research Letters 37, L24310, doi:10.1029/2010GL046002.

Ujiie, K., M. Kameyama, and A. Yamaguchi (2010), Geological record of thermal pressurization and earthquake instability of subduction thrusts, Tectonophysics 485, 260–268.


Ujiie, K., A. Tsutsumi, Y. Fialko, and H. Yamaguchi (2009), Experimental investigation of frictional melting of argillite at high slip rates: Implications for seismic slip in subduction-accretion complexes, Journal of Geophysical Research 114, B04308, doi:10.1029/2008JB006165.

Screaton, E., G. Kimura, D, Curewitz, G. Moore, F. Chester, O. Fabbri, C. Fergusson, F. Girault, D. Goldsby, R. Harris, F. Inagaki, T. Jiang, Y. Kitamura, M. Knuth, C.-F. Li, L. Claesson Liljedahl, L. Louis, K. Milliken, U. Nicholson, N. Riedinger, A. Sakaguchi, E. Solomon, M. Strasser, X. Su, A. Tsutsumi, K. Ujiie, A. Yamaguchi, and X. Zhao (2009), Interactions between deformation and fluids in the frontal thrust region of the NanTroSEIZE transect ofshore the Kii Peninsula, Japan: Results from IODP Expedition 316 Sites C0006 and C0007, Geochemistry Geophysics Geosystems 10, Q0AD01, doi:10.1029/2009GC002713.

Hirono, T., K. Ujiie, T. Ishikawa, T. Mishima, Y. Hamada, M. Tanimizu, W. Soh, and M. Kinoshita (2009), Estimation of temperature rise in a shallow slip zone of the megasplay fault in Nankai Trough, Tectonophysics 478, 215–220.

山口飛鳥, 柴田伊廣, 氏家恒太郎, 木村 学 (2009), 四万十帯牟岐メランジュにみる沈み込み帯地震発生帯の変形と流体移動, 地質学雑誌 115, 21–36.


Ujiie, K., A. Yamaguchi, and S. Taguchi (2008), Stretching of fluid inclusions in calcite as an indicator of frictional heating on faults, Geology 36, 111–114.


Ujiie, K., H. Yamaguchi, A. Sakaguchi, and S. Toh (2007), Pseudotachylytes in an ancient accretionary complex and implications for melt lubrication during subduction zone earthquakes, Journal of Structural Geology 29, 599–613.

Ujiie, K., A. Yamaguchi, G. Kimura, and S. Toh (2007), Fluidization of granular material in a subduction thrust at seismogenic depths, Earth and Planetary Science Letters 259, 307–318.

Hashimoto, Y., K. Ujiie, A. Sakaguchi, and H. Tanaka (2007), Characteristics and implication of clay minerals in the northern and southern parts of the Chelung-pu fault, Taiwan, Tectonophysics 443, 233–242.

Sakaguchi, A., A. Yanagihara, K. Ujiie, H. Tanaka, and M. Kameyama (2007), Thermal maturity of a fold-thrust belt based on vitrinite reflectance analysis in the Western Foothills complex, western Taiwan, Tectonophysics 443, 220–232.

Kimura, G., Y. Kitamura, Y. Hashimoto, A. Yamaguchi, T. Shibata, K. Ujiie, and S. Okamoto (2007), Transition of accretionary wedge structures around the up-dip limit of the seismogenic subduction zone, Earth and Planetary Science Letters 255, 471–484.


氏家恒太郎, 山口飛鳥, 木村 学, 久光敏夫, 平 朝彦 (2006), プレート境界断層が海溝から地震発生深度にかけて発達する際の流体挙動, 地学雑誌 115, 353–366.


Ujiie, K. (2005), Fault rock analysis of the northern part of the Chelungpu Fault and its relation to earthquake faulting of the 1999 Chi-Chi earthquake, Taiwan, Island Arc 14, 2–11.

Kitamura Y, K. Sato, E. Ikesawa, K. Ikehara-Ohmori, G. Kimura, H. Kondo, K. Ujiie, C.T. Ohnishi, K. Kawabata, Y. Hashimoto, H. Mukoyoshi, and H. Masago (2005), Melange and its seismogenic roof decollement: A plate boundary fault rock in the subduction zone-an example from the Shimanto Belt, Japan, Tectonics 24, TC5012, doi:1029/2004TC001635.

Ikesawa, E., G. Kimura, K. Sato, K. Ikehara-Ohmori, Y. Kitamura, A. Yamaguchi, K. Ujiie, and Y. Hashimoto (2005), Tectonic incorporation of the upper part of oceanic crust to overriding plate of a convergent margin: An example from the Cretaceous-early Tertiary Mugi Melange, the Shimanto Belt, Japan, Tectonophysics 401, 217–230.


Ujiie, K., A. J. Maltman, and M. Sánchez-Gómez (2004), Origin of deformation bands in argillaceous sediments at the toe of the Nankai accretionary prism, southwest Japan, Journal of Structural Geology 26, 221–231.


Ujiie, K., T. Hisamitsu, and A. Taira (2003), Deformation and fluid pressure variation during initiation and evolution of the plate boundary décollement zone in the Nankai accretionary prism, Journal of Geophysical Research 108(B8), 2398, doi:10.1029/2002JB2314.

Ujiie, K., T. Hisamitsu, A. J. Maltman, J. K. Morgan, M. Sánchez-Gómez, and H. J. Tobin (2003), Deformation structures and magnetic fabrics at Site 1178: Implication for deformation history recorded in accreted sediments at an evolved portion of the Nankai accretionary prism, Proceedings of Ocean Drilling Program, Scientific Results 190/196, doi:10.2973/


Ujiie, K. (2002), Evolution and kinematics of an ancient décollement zone, mélange in the Shimanto accretionary complex of Okinawa Island, Ryukyu Arc, Journal of Structural Geology 24, 937–952.


Moore, G. F., A. Taira, A. Klaus, L. Becker, B. Boeckel, A. Cragg, A. Dean, C. L. Fergusson, P. Henry, S. Hirano, T. Hisamitsu, S. Hunze, M. Kastner, A. J. Maltman, J. K. Morgan, Y. Murakami, D. M. Saffer, M. Sanchez-Gomez, E. J. Screaton, D. C. Smith, A. J. Spivack, J. Steurer, H. J. Tobin, K. Ujiie, M. B. Underwood, M. Wilson (2001), New insights into deformation and fluid flow processes in the Nankai Trough Accretionary Prism: results of Ocean Drilling Program Leg 190, Geochemistry Geophysics Geosystems 2, doi:10.129/2001GC000166.


Ujiie, K., T. Hisamitsu, and W. Soh (2000), Magnetic and structural fabrics of the melange in the Shimanto accretionary complex, Okinawa Island: Implication for strain history during decollement-related deformation, Journal of Geophysical Research 105, 25729–25741.


Ujiie, K. (1997), Off-scraping accretionary process under the subduction of young oceanic crust: The Shimanto Belt of Okinawa Island, Ryukyu Arc, Tectonics 16, 305–322.


地球科学の事典 (2018), 朝倉書店(分担執筆).

海洋底科学の基礎 (2016), 共立出版(分担執筆).

日本の地質構造100選 (2012), 朝倉書店(分担執筆).

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