Publications

Peer-reviewed Papers

  1. Plata-Martinez, R., S. Ide, M. Shinohara, E. S. Garcia, N. Mizuno, L. A. Dominguez, T. Taira, Y. Yamashita, A. Toh, T. Yamada, J. Real, A. Husker, V. M. Cruz-Atienza and Y. Ito (2021), Shallow slow earthquakes to decipher future catastrophic earthquakes in the Guerrero seismic gap, Nature Communications, 12, 3976, doi:10.1038/s41467-021-24210-9. (student's paper)[Link]
  2. Tago, J., V.M. Cruz-Atienza, C. Villafuerte, T. Nishimura, V. Kostoglodov, J. Real, and Y. Ito (2021), Adjoint Slip Inversion under a Constrained Optimization Framework: Revisiting the 2006 Guerrero Slow Slip Even, Geophys. J. Int., 226(2), 1187–1205, doi:10.1093/gji/ggab165.[Link]
  3. Cruz-Atienza, V.M., J. Tago, C. Villafuerte, M. Wei, R. Garza-Girón, L. A. Dominguez, V. Kostoglodov, T. Nishimura, S. I. Franco, J. Real, M. A. Santoyo, Y. Ito, and E. Kazachkina (2021), Short-term interaction between silent and devastating earthquakes in Mexico, Nature Communications, 12, doi:10.1038/s41467-021-22326-6 [Link]
  4. Sawaki, Y., Y. Ito, K. Ohta, T. Shibutani, and T. Iwata (2021), Seismological structures on bimodal distribution of deep tectonic tremor, Geophys. Res. Lett., 48(8),e2020GL092183, doi:10.1029/2020GL092183. (student's paper)[Link]
  5. Inoue, T., Y. Ito, L. M. Wallace, Y. Yoshikawa, D. Inazu, E. S. M. Garcia, T. Muramoto, S. C. Webb, K. Ohta, S. Suzuki, and R. Hino (2021),Water depth dependence of long‐range correlation in nontidal variations in seafloor pressure, Geophys. Res. Lett., 48(8), e2020GL092173, doi:10.1029/2020GL092173. (student's paper)[Link]
  6. Černý, J., M.T. Ramírez-Herrera, E.S. Garcia, and Y. Ito (2020), Seafloormorphology along the active margin in Guerrero, Mexico: Probable earthquake implications, Journal of South American Earth Sciences,102, doi: https://doi.org/10.1016/j.jsames.2020.102671.[Link]
  7. Kawamura, K., A. Wada, M. Römer, M. Strasser, H. G. Fink, Y. Ito, and R. Hino (2020),Detailed seafloor observation on a deep-sea terrace along the Japan Trench after the 2011 Tohoku Earthquake, In: K.Sassa, K. Takara (eds.), Understanding and Reducing Landslide Disaster Risk, Catastrophic Landslides, Volume 1, Springer doi:10.1007/978-3-030-60196-6_32
  8. Ito, Y., S. C. Webb, Y. Kaneko, L. M. Wallace, and R. Hino (2020), Sea surface gravity waves excited by dynamic ground motions from large regional earthquakes, Seis. Res. Lett., 94(4), 2268–2277, https://doi.org/10.1785/0220190267 [Link]
  9. Katakami, S., Y. Kaneko,Y. Ito, E. Araki (2020), Stress sensitivity of instantaneous dynamic triggering of shallow slow slip events, Journal of Geophysical Research: Solid Earth, 125, e2019JB019178, https://doi.org/10.1029/2019JB019178 (student's paper)[Link]
  10. Barnes,P. M., L. M. Wallace, D. M. Saffer, R. E. Bell, M. B. Underwood, A.Fagereng, F. Meneghini, H. M. Savage, H.S. Rabinowitz, J. K. Morgan, H. Kitajima, S. Kutterolf, Y. Hashimoto, C. H. Engelmann de Oliveira ,A. Noda, M. P. Crundwell, C. L. Shepherd, A. D. Woodhouse, R. N. Harris, M. Wang, S. Henrys, D. H.N. Barker, K. E. Petronotis, S. M. Bourlange, M. B. Clennell, A. E. Cook, B. E. Dugan, J. Elger, P. M. Fulton, D. Gamboa, A. Greve, S. Han, A. Hüpers, M. J. Ikari, Y. Ito, G.Y.Kim, H. Koge, H. Lee, X. Li, M. Luo, P. R. Malie, G.F. Moore, J. J. Mountjoy, D. D. McNamara, M. Paganoni, E. J. Screaton, U. Shankar, S. Shreedharan, E. A. Solomon, X. Wang, H-Y. Wu, I. A. Pecher, L. J. LeVay, and IODP Expedition 372 Scientists (2020), Slow slip source characterized by lithological and geometric heterogeneity,Science Advances, 6(13), eaay3314 doi: 10.1126/sciadv.aay3314 [Link]
  11. Shibazaki, B., L. M. Wallace, Y. Kaneko, I. Hamling, Y. Ito, T. Matsuzawa (2019), Three-dimensional modeling of spontaneous and triggered slow-slip events at the Hikurangi subduction zone, New Zealand, J. Geo. Res., 124, 13,250–13,268, doi:10.1029/2019JB018190[Link]
  12. Kaneko, Y., Y. Ito, B. Chow, L. M. Wallace, C. Tape, R. Grapenthin, E. D'Anastasio, S. Henrys, R. Hino (2019), Ultra‐long Duration of Seismic Ground Motion Arising From a Thick, Low‐Velocity Sedimentary Wedge, J. Geo. Res., 124, doi:10.1029/2019JB017795[Link]
  13. Ohta, K., Y. Ito, R. Hino, S. Ohynanagi, T. Matsuzawa, H. Shiobara, M. Shinohara (2019), Tremor and inferred slow slip associated with afterslip of the 2011 Tohoku earthquake, Geophys. Res. Lett., 46, 4591–4598, doi:10.1029/2019GL0824268[Link]
  14. Yarce, J., A. F. Sheehan, J. S. Nakai, S. Y. Schwartz, K. Mochizuki, M. K. Savage, L. M. Wallace, S. A. Hennrys, S. C. Webb, Y. Ito, R. E. Abererombie, B. Fry, H. Shaddox, E. K. Todd (2019), Seismicity at the northern Hikurangi Margin, New Zealand, and investigation of the potential spatial and temporal relationships with a shallow slow slip event, J. Geo. Res., 124, doi:10.1029/2018JB017211[Link]
  15. Muramoto, T., Y. Ito, D. Inazu, L. M. Wallace, R. Hino, S. Suzuki, S. C. Webb, S. Henrys(2019), Seafloor crustal deformation on ocean bottom pressure records with non-tidal variability corrections: application to Hikurangi margin, New Zealand, Geophys. Res. Lett., 46, 303-310, doi:10.1029/2018GL080830 (my student's paper)[Link]
  16. Uemura, M, Y. Ito, K. Ohta, R. Hino, M. Shinohara(2018), Spatio-temporal changes in the seismic velocity induced by the 2011 Tohoku-Oki earthquake and slow slip event revealed from seismic interferometry, using Ocean Bottom Seismometer's records, Progress in Earth and Planetary Science, 5(87), doi:10.1186/s40645-018-0240-3 (my student's paper)[Link]
  17. Katakami, S., Y. Ito, K. Ohta, R. Hino, S. Suzuki, and M. Shinohara (2018), Spatiotemporal Variation of Tectonic Tremor Activity Before the Tohoku-Oki Earthquake, J. Geophys. Res., 123, 9676-9688, doi:10.1029/2018JB016651 (my student's paper)[Link]
  18. Kubota, T, T. Saito, Y. Ito, Y. Kaneko, L. M. Wallace, S. Suzuki, R. Hino, and S. Henrys (2018), Using Tsunami Waves Reflected at the Coast to Improve Offshore Earthquake Source Parameters: Application to the 2016 Mw 7.1 Te Araroa Earthquake, New Zealand, J. Geophys. Res., 123, 8767-8779, doi:0.1029/2018JB015832, [Link]
  19. Todd, E.K., S.Y. Schwartz, K. Mochizuki, L. M. Wallace, A. F. Sheehan, S. C. Webb, C. A. Williams, J. Nakai, J. Yarce, B. Fry. S. Henrys, Y. Ito (2018), Earthquakes and Tremor Linked to Seamount Subduction During Shallow Slow Slip at the Hikurangi Margin, New Zealand, J. Geophys. Res., 123, 6769-6783, doi:10.1029/2018JB016136[Link]
  20. Kano, M., N. Aso, T. Matsuzawa, S. Ide, S. Annoura, R. Arai, S. baba, M. Bostock, K. Chao, K. Heki, S. Itaba, Y. Ito, N. Kamaya, T. Maeda, J. Maury, M. Nakamura, T. Nishimura, K. Obana, K. Ohta, N. Poiata, B. Rousset, H, Sugioka, R. Takagi, T. Takahashi, A. Takeo, Y. Tu, N. Uchida, Y. Yamashita, and K. Obara (2018), Development of a Slow Earthquake Database, Seis. Res. Let., 89 (4), 1566-1575, doi:10.1785/0220180021. [Link]
  21. Azuma, R., R. Hino, Y. Ohta, Y. Ito, K. Mochizuki, K. Uehira, Y. Murai, T. Sato, T. Takanami, M. Shinohara, and T. Kanazawa (2018), Along-arc heterogeneity of the seismic structure around a large coseismic shallow slip area of the 2011 Tohoku-oki Earthquake: 2-D Vp structural estimation through an airgun-ocean bottom seismometer experiment in the Japan Trench subduction zone, J. Geophys. Res., 123 (6),5249–5264, doi10.1029/2017JB015361.[Link]
  22. Cruz-Atienza, V. M., Y. Ito, V. Kostoglodov, V. Hjörleifsdóttir, A. Iglesias, J. Tago, M. Calò, J. Real, A. Husker, S. Ide, T. Nishimura, M. Shinohara, C. Mortera‐Gutierrez, S. García, and M. Kido (2018), A Seismogeodetic Amphibious Network in the Guerrero Seismic Gap, Mexico, Seismo. Res. Lett., 89(4),1435-1449,doi:10.1785/0220170173. [Link]
  23. Ito, Y.(2018), Slow earthquakes and crastal activities in Nankai Trough, Geotechnical Engineering Magazine , 66, 54-60. ( in Japanese )
  24. Katakami, S., Y. Yamashita, H. Yakihara, H. Shimizu, Y. Ito, and K. Ohta (2017), Tidal Response in Shallow tectonic tremors, Geophys. Res. Lett., 44, 9699-9706, doi:10.1002/2017GL074060. (my student's paper) [Link]
  25. Ito, Y., M. J. Ikari, K. Ujiie, and A. J. Kopf (2017), Coseismic slip propagation on the Tohoku plate boundary fault facilitated by slip-dependent weakening during slow fault slip, Geophys. Res. Lett., 44, 8749–8756, doi:10.1002/2017GL074307.[Link]
  26. Kubota, T., R. Hino, D. Inazu Y. Ito, T. Iinuma, Y. Ohta, S. Suzuki, and K. Suzuki (2016), Coseismic slip model of offshore moderate interplate earthquakes on March 9, 2011 in Tohoku using tsunami waveforms, Earth, Planet. Sci. Lett.,458, 241-251, doi:10.1016/j.epsl.2016.10.047. [Link]
  27. Muto, J., B. Shibazaki, T. Iinuma, Y. Ito, Y. Ohta, S. Miura, and Y. Nakai (2016), Heterogeneous rheology controlled postseismic deformation of the 2011 Tohoku-Oki earthquake, Geophys. Res. Lett.,43, 4971-4978, doi:10.1002/2016GL068113. [Link]
  28. Wallace, L., S. Webb, Y. Ito, K. Mochizuki, R. Hino, S. Henrys, S. Schwartz, and A. Sheehan (2016), Slow slip near the trench at the Hikurangi subduction zone, New Zealand, Science, 352, 701–704, doi:10.1126/science.aaf2349. [Link]
  29. Harris, R., L. Wallace, S. Webb, Y. Ito, K. Mochizuki, H. Ichihara, S. Henrys, A. Tréhu,  S. Schwartz, A. Sheehan, D. Saffer, and R. Lauer (2016), Investigations of shallow slow slip offshore of New Zealand, Eos, 97, doi:10.1029/2016EO048945. [Link]
  30. Kubota, T., R. Hino, D. Inazu, Y. Ito, and  T. Iinuma (2015), Complicated rupture process of the Mw 7.0 intraslab strike-slip earthquake in the Tohoku region on 10 July 2011 revealed by near-field pressure records, Geophys. Res. Lett., 42, 9733–9739, doi:10.1002/2015GL066101. [Link]
  31. Ito, Y., and  M. J. Ikari (2015), Velocity- and slip-dependent weakening in simulated fault gouge: Implications for multi-mode fault slip, Geophys. Res. Lett.,42, 9247–9254,  doi:10.1002/2015GL065829. [Link]
  32. Ikari, M. J., Y. Ito, K. Ujiie, and A. J. Kopf (2015), Spectrum of slip behaviour in Tohoku fault zone samples at plate tectonic slip rates, Nature Geoscience,  8, 870–874, doi10.1038/ngeo2547. [Link]
  33. Ghosh, A., E. Uesca-Pérez, E. Brodsky, and Y. Ito (2015), Very low frequency earthquakes (VLFEs) in Cascadia migrate with tremor, Geophys. Res. Lett., 42, 3228–3232. doi: 10.1002/2015GL063286. [Link]
  34. Ito, Y., R. Hino, S. Suzuki, and Y. Kaneda (2015), Episodic tremor and slip near the Japan Trench prior to the 2011 Tohoku–Oki earthquake, Geophys. Res. Lett.,42, 6, 1725-1731, doi:10.1002/2014GL062986. [Link]
  35. Nakatani, Y., K. Mochizuki, M. Shinohara, T. Yamada, Y. Ito, Y. Murai, and ,T. Sato (2015), Changes in seismicity before and after the 2011 Tohoku earthquake around its southern limit revealed by dense ocean-bottom seismic array data, Geophys. Res. Lett., 42, 5, 1384-1389. doi:10.1002/2015GL063140. [Link]
  36. Asano, Y., K. Obara, T. Matsuzawa, H. Hirose, and Y. Ito (2015), Possible shallow slow slip events in Hyuga-nada, Nankai subduction zone, inferred from migration of very low frequency earthquakes, Geophys. Res. Lett., 42, 331-338, doi:10.1002/2014GL062165. [Link]
  37. Fujimoto, H., R. Hino, M. Kido, Y. Ito, Y. Ohta, T. Iinuma, Y. Osada, D. Inazu, S. Suzuki, K. Tachibana, T. Demachi, and S. Miura (2014), Study of the 2011 off the Paci c Coast of Tohoku Earthquake based on Sea oor and Terrestrial Geodetic Observation, J. Geodetic Soc. Japan, 60, 1-22.[Link]( in Jspanese with English abstract)
  38. Romano,F., E. Trasatti, S. Lorito, C. Piromallo, A. Piatanesi, Y. Ito, D. Zhao, K. Hirata, P. Lanucara and M. Cocco (2014), Structural control on the Tohoku earthquake rupture process investigated by 3D FEM, tsunami and geodetic data, Scientific Reports, 4, 5631, doi:10.1038/srep05631.[Link]
  39. Ito, Y., and R. Hino (2013),Velocity reduction in an offshore region after the 2011 Tohoku-Oki earthquake, revealed from ocean-bottom seismic records, Proceedings of the 11th SEGJ International Symposium, 523-526, doi: 10.1190/segj112013-131. [Link]
  40. Hino, R., Y. Ito, Y. Ohta, T. Iinuma, and D. Inazu (2013), Ocean bottom pressure records of the 2011 Tohoku-Oki earthquake, Proceedings of the 11th SEGJ International Symposium,  462-465, doi: 10.1190/segj112013-117. [Link]
  41. Hino , R., D. Inazu, Y. Ohta, Y. Ito, S. Suzuki, T. Iinuma, Y. Osada, M. Kido, H. Fujimoto, Y. Kaneda (2013), Was the 2011 Tohoku-Oki earthquake preceded by aseismic preslip ? Examination of seafloor vertical deformation data near the epicenter, Mar. Geophys. Res., doi:10.1007/s11001-013-9208-2 [Link]
  42. Arai, K., H. Naruse, R. Miura, K. Kawamura, R. Hino, Y. Ito, D. Inazu, M. Yokokawa, N. Izumi, M. Maruyama, T. Kasaya (2013), Tsunami-generated turbidity current of the 2011 Tohoku-Oki earthquake, Geology, 41, 1195-1198, doi:10.1130/G34777.1 [Link]
  43. Muto, J., B Shibazaki, Y Ito, T Iinuma, M Ohzono (2013), Two-dimensional viscosity strucutre of the northeastern Japan islands arc-trench system, Geophy. Res. Lett., 40, 4604-4608, doi:10.1002/grl.50906. [Link]
  44. Davis, E., M Kinoshita, K Becker, K Wang, Y Asano, Y Ito (2013), Episodic deformation and inferred slow slip at the Nankai subduction zone during the first decade of CORK borehole pressure and VLFE monitering, Earth Planet. Sci. Lett., 368, 110–118. [Link]
  45. Ito, Y. R. Hino, M. Kido, H. Fujimoto, Y. Osada, D. Inazu, Y. Ohta, T. Iinuma, M. Ohzono, S. Miura, M. Mishina, K. Suzuki, T. Tsuji, J. Ashi (2013), Episodic slow slip events in the Japan subduction zone before the 2011 Tohoku-Oki earthquake, Tectonophysics, 600, 14–26. [Link][The 5 most highly cited papers in Tectonophyics (2016)]
  46. Tsuji , T., K. Kawamura, T. Kanamatsu, T. Kasaya, K. Fujikura, Y. Ito, T. Tsuru, and M. Kinoshita (2013), Extension of continental crust by anelastic deformation during the 2011 Tohoku-oki earthquake: The role of extensional faulting in the generation of a great tsunami, Earth. Planet. Sci. Lett., 364, 44–58. [Link]
  47. Shinohara, M,  Y. Machida, T. Yamada, K. Nakahigashi, T. Shinbo, K. Mochizuki, Y. Murai, R. Hino, Y. Ito, T. Sato, H. Shiobara, K. Uehira, H. Yakiwara, K. Obana, N. Takahashi, S. Kodaira, K. Hirata, H. Tsushima, and T. Iwasaki (2013), Precise aftershock distribution of the 2011 off the Pacific coast of Tohoku earthquake revealed by ocean bottom seismometer network, Earth Planet Space, 64, 1137–1148. [Link]
  48. Nakahigashi, K., M. Shinohara, K. Mochizuki, T. Yamada, R. Hino, T. Sato, K. Uehira, Y. Ito, Y. Murai and T. Kanazawa (2013), P-wave velocity structure in the southernmost source region of the 2011 Tohoku earthquake, off the Boso Peninsula deduced by an ocean bottom seismographic survey, Earth Planet Space, 64, 1149–1156. [Link]
  49. Suzuki, K.,  R. Hino, Y. Ito,, Y. Yamamoto, S. Suzuki, H. Fujimoto, M. Shinohara, M. Abe, Y. Kawaharada, Y. Hasegawa, and Y. Kaneda (2012), Seismicity near the hypocenter of the 2011 off the Pacific coast of Tohoku earthquake deduced by using ocean bottom seismographic data, Earth Planet Space, 64, 1125–1135. [Link]
  50. Ito, Y. and K. Shiomi (2012), Seismic scatterers within subducting slab revealed from ambient noise autocorrelation, Geophys. Res. Lett, 39, L1903, doi:10.1029/2012GL053321[Link]
  51. Hasegawa, A., K. Yoshida, Y. Asano, T. Okada, T. Iinuma, Y. Ito (2012), Change in stress field after the 2011 great Tohoku-Oki earthquake, Earth. Planet. Sci. Lett.,  355–356, 231–243. [Link]
  52. Ito, Y., K. Shiomi, J. Nakajima, and R. Hino (2012), Autocorrelation analysis of ambient noise in northeastern Japan subduction zone, Tectonophysics, 572–573, 38–46. [Link]
  53. Ohta, Y., R. Hino, D. Inazu, M. Ohzono, Y. Ito, M. Mishina, T. Iinuma, J. Nakajima, Y. Osada, K. Suzuki, H. Fujimoto, K. Tachibana, T. Demachi, S. Miura (2012), Geodetic constraints on afterslip characteristics following the March 9, 2011, Sanriku-oki earthquake, Japan, Geophys. Res. Lett., 39, L16304, doi:10:1029/2012GL052430. [Link]
  54. Nakahigashi, K.,  M. Shinohara, E. Kurashimo, T. Yamada, A. Kato, T. Takanami, K. Uehira, Y. Ito, T. Iidaka, T. Igarashi, H. Sato, R. Hino, K. Obana, Y. Kaneda, N. Hirata, T. Iwasaki T. Kanazawa (2012), Seismic structure of the source region of the 2007 Chuetsu-oki earthquake revealed by offshore-onshore seismic survey: asperity zone of intraplate earthquake delimited by crustal inhomogeneity, Tectonophysics, 562–563, 34–47. [Link]
  55. Iinuma, T., R. Hino , M. Kido , D. Inazu , Y. Osada , Y. Ito, M. Ohzono, H. Tsushima, S. Suzuki, H. Fujimoto, S.i Miura (2012), Coseismic slip distribution of the 2011 off the Pacific Coast of Tohoku Earthquake (M9.0) refined by means of seafloor geodetic data, J. Geophys. Res., 117, B07409, doi:10.1029/2012JB009186. [Link]
  56. Yoshida, K., A. Hasegawa, T. Okada, T. Iinuma, Y. Ito, and Y. Asano (2012), Stress before and after the 2011 Great Tohoku-oki earthquake, and induced earthquake in inland areas of eastern Japan, Geophys. Res. Lett., 39, L03302, doi:10.1029/2011GL049729 [Link]
  57. Koga, S., Y. Ito, R. Hino, M. Shinohara, and N. Umino (2012), Focal Mechanisms of Small Earthquakes within the Pacific Plate near the Japan Trench , Zisin, 64, 75-90 (in Japanese with English abstract) .[Link]
  58. Kido, M., Y. Osada, H. Fujimoto, R. Hino, and Y. Ito (2011), Trench-normal variation in observed seafloor displacements associated with the 2011 Tohoku-Oki earthquake, Geophys. Res. Lett., 38, L24303, doi:10.1029/2011GL050057. [Link]
  59. 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, Geophys. Res. Lett., 38, L21305, doi:10.1029/2011GL049308. [Link]
  60. Saito, T., Y. Ito, D. Inazu, and R. Hino (2011),  Tsunami source of the 2011 Tohoku-Oki earthquake, Japan: Inversion analysis based on dispersive tsunami simulations, Geophys. Res. Lett., 38, L00G19, doi:10.1029/2011GL049089. [Link]
  61. Ito, Y.,T. Tsuji, Y. Osada, M. Kido, D. Inazu, Y. Hayashi, H. Tsushima, R. Hino, and H. Fujimoto (2011), Frontal wedge deformation near the source region of the 2011 Tohoku-Oki earthquake, Geophys. Res. Lett., 38, L00G05, doi:10.1029/2011GL048355. [Link]
  62. Asano, Y., T. Saito, Y. Ito, K. Shiomi, H. Hirose, T., Matsumoto, S. Aoi, S. Hori, and S. Sekiguchi (2011), Spatial distribution and focal mechanisms of aftershocks of the 2011 Mw 9.0 earthquake in eastern Japan, Earth Planet Space, 63, 669-673 . [Link]
  63. Shinohara, M., T. Yamada, K. Nakahigashi, S. Sakai, K. Mochizuki, K. Uehira, Y. Ito, R. Azuma, Y. Kaiho, T. No, H. Shiobara, R. Hino, Y. Murai, H. Yakiwara, T. Sato, Y. Machida, T. Shinbo, T. Isse, H. Miyamachi, K. Obana, N. Takahashi, S. Kodaira, Y. Kaneda, K. Hirata, S. Yoshikawa, K. Obara, T. Iwasaki, and N. Hirata (2011), Aftershock observation of the 2011 off the Pacific coast of Tohoku Earthquake by using ocean bottom seismometer network, Earth Planet Space, 63, 835-840. [Link]
  64. Tsuji, T., Y. Ito, M. Kido, Y. Osada, H. Fujimoto, J. Ashi, M. Kinoshita, and T. Matsuoka (2011), Potential Tsunamigenic Fault of the 2011 Off-Tohoku Earthquake, Earth Planet Space, 63, 831-834. [Link]
  65. Ito, Y., K. Obara, T. Matsuzawa, and T. Maeda (2009),Very-low-frequency earthquakes related to small asperities on the plate boundary interface at the locked to aseismic transition, J. Geophys. Res., 114, B00A13, doi:10.1029/2008JB006036. [Link]
  66. Nakamichi, H., H. Kumagai, M. Nakano, M. Okubo, F. Kimata, Y. Ito, and K. Obara (2009), Source mechanism of avery-long-period event at Mt Ontake, central Japan: Response of a hydrothermal system to magma intrusion beneath the summit, J. Vol. Geotherm. Res., 187, 167–177. [Link]
  67. Ito, Y., Y. Asano, and K. Obara (2009),Very-low-frequency earthquakes indicate a transpressional stress regime in the Nankai accretionary prism, Geophys. Res. Lett., 36, L20309, doi:10.1029/2009GL039332. [Link]
  68. Hino, R., R. Azuma, Y. Ito, K. Suzuki, H. Tsushima, S. Suzuki, M. Miyashita, T. Tomori, M. Arizono, G. Tange (2009), Insight into complex rupturing of the immature bending normal fault in the outer slope of the Japan Trench from aftershocks of the 2005 Sanriku earthquake (Mw = 7.0) located by ocean bottom seismometry, Geochem. Geophys. Geosyst., 10, Q07O18, doi:10.1029/2009GC002415. [Link]
  69. Yamamoto, Y., R. Hino, K. Suzuki, Y. Ito,  T. Yamada, M. Shinohara, T. Kanazawa, G. Aoki, M. Tanaka, K. Uehira, G. Fujie, Y. Kaneda, T. Takanami, and T. Sato (2008), Spatial heterogeneity of the mantle wedge structure and interplate coupling in the NE Japan forearc region, Geophys. Res. Lett.. L23304, doi:10.1029/2008GL036100. [Link]
  70. Shinohara, M., T. Kanazawa, T. Yamada, K. Nakahigashi, S. Sakai, R. Hino, Y. Murai, A. Yamazaki, K. Obana, Y. Ito, K. Iwakiri, R. Miura, Y. Machida, K. Mochizuki, K. Uehira, M. Tahara, A. Kuwano, S. Amamiya, S. Kodaira, T. Takanami, Y. Kaneda, and T. Iwasaki (2008), Precise aftershock distribution of the 2007 Chuetsu-oki Earthquake obtained by using an ocean bottom seismometer network, Earth Planets Space, 60, 1121–1126. [Download PDF]
  71. Asano, Y., K. Obara, and Y. Ito (2008), Spatiotemporal distribution of very-low frequency earthquakes in Tokachi-oki near the junction of the Kuril and Japan trenches revealed by using array signal processing, Earth Planets Space, 60, 871–875. [Download PDF]
  72. Shiomi, K., M. Matsubara, Y. Ito,and K. Obara (2008),Simple relationship between seismic activity along Philippine Sea slab and geometry of oceanic Moho beneath southwest Japan, Geophys. J. Int., 173, 1018–1029. [Link]
  73. Ito, Y., K. Obara, K. Shiomi, S. Sekine, and H. Hirose (2007), Slow Earthquakes Coincident with Episodic Tremors and Slow slip events, Science, 315, 503-506 (Published online 30 November 2006). [Link]
  74. Ito, Y., S. Sekiguchi, T. Okada, R. Honda, K. Obara and S. Hori (2006), Performance of regional distance centroid moment tensor inversion applied to the 2004 mid-Niigata prefecture earthquake, Japan, Geophys. J. Int., 167, 1317-1331. [Link]
  75. Matsumura, M., Y. Ito, H. Kimura, K. Obara, S. Sekiguchi, S. Hori, and K. Kasahara (2006), Development of Accurate and Quick Analysis System for Source Parameters (AQUA), Zisin, 59, 167-184 (in Japanese with English abstract)
  76. Matsumoto, T., Y. Ito, and H. Matsubayashi (2006)，Spatial Distribution of F-net Moment Tensor Solutions of the Mid Niigata Prefecture Earthquake in 2004，Zisin，58，427-443 (in Japanese with English Abstract) [Download PDF]
  77. Ito, Y. and K. Obara (2006), Very low frequency earthquakes within accretionary prisms are very low stress-drop earthquakes, Geophys. Res. Lett., 33, L09302, doi:10.1029/2006GL025883. [Link]
  78. Davis, E. E. , K. Becker, K. Wang, K. Obara, Y. Ito, and  M. Kinoshita (2006), A discrete episode of seismic and aseismic deformation of the Nankai trough subduction zone accretionary prism and incoming Philippine Sea plate, Earth Planet. Sci. Lett., 242, 73–84. [Link]
  79. Tahara, M., H. Shimizu , M. Nakata and Y. Ito (2006), Focal depth distribution using sP depth phase and implications for plate coupling in the Hyuganada region, Japan, Phys. Earth Planet. Int., 155, 219-235. [Link]
  80. Matsumoto, T., Y. Ito, H. Matsubayashi and S. Sekiguchi (2006), Spatial distribution of F-net moment tensors for the 2005 West Off Fukuoka Prefecture Earthquake determined by the extended method of the NIED F-net routine, Earth Planets Space, 58, 63–67. [Download PDF]
  81. Ito, Y., K. Obara, T. Takeda, K. Shiomi, T. Matsumoto, S. Sekiguchi, and S. Hori (2006), Initial-rupture fault, main-shock fault, and aftershock faults: Fault geometry and bends inferred from centroid moment tensor inversion of the 2005 west off Fukuoka prefecture earthquake, Earth Planets Space, 58, 69-74. [Download PDF]
  82. Ito, Y. and K. Obara (2006), Dynamic deformation of the accretionary prism excites very low frequency earthquakes, Geophys. Res. Lett., 33, L02311, doi:10.1029/2005GL025270. [Link]
  83. Nakamura, T, S. Suzuki, H. Sadedhi, S. M. F. Aghda, T. Matsushima, Y. Ito, S. K. Hosseini, A. J. Gandomi, and M. Maleki (2005), Source fault structure of the 2003 Bam earthquake, southerastern Iran, inferred from the aftershock distribution and its relation to the heavily damaged area: existence of the Arg-e-Bam fault proposed, Geophys. Res. Lett., 32, doi:10.1029/2005GL022631. [Link]
  84. Obara, K. and Y. Ito (2005), Very low frequency earthquakes exited by the 2004 off the Kii peninsula earthquakes: A dynamic deformation process in the large accreationary prism, Earth Planets Space, 57, 321–326. [Download PDF]
  85. Y. Ito, T. Matsumoto, H. Kimura, H. Matsubayashi,K. Obara, and S. Sekiguchi (2005), Spatial distribution of centroid moment tensor solutions for the 2004 off Kii peninsula earthquakes, Earth, Planets Space, 57, 351–356. [Download PDF]
  86. Obara, K., Y. Haryu, Y. Ito, and K. Shiomi (2004), Low frequency events occurred during the sequence of aftershock activity of the 2003 Tokachi-Oki earthquake; a dynamic process of the tectonic erosion by subducted seamount, Earth Planets Space, 56, 347–351. [Download PDF]
  87. Ito, Y., H. Matsubayashi, H. Kimura, T. Matsumoto, Y. Asano, S. Sekiguchi (2004), Spatial distribution for moment tensor solutions of the 2003 Tokachi-oki earthquake(MJMA=8.0) and aftershocks, Earth Planets Space, 56, 301-306. [Download PDF]
  88. Okada, T., N. Umino, Y. Ito, T. Matsuzawa, A. Hasegawa, and M. Kamiya (2001), Source Processes of 15 September 1998 M 5.0 Sendai, Northeastern Japan, Earthquake and Its M 3.8 Foreshock by Waveform Inversion, 2001, Bull. Seismol. Soc. Am. 91, 1607–1618.[Link]
  89. Umino, N., Y. Ito, T. Igarashi, and A. Hasegawa (2001), 1964 M6.9 Oga-oki Earthquake: Slip Preceding the 1983 Japan Sea Earthquake ? , Zisin，53, 263–268 (in Japanese) [Download PDF].

Reports and Papers without peer review (Four out of 17 papers)

  1. Ito, Y. (2005)，Mechanisms of Aftershock Generation, Report of NIED, 68, 27-89. (in Japanese with English Abstract) [Download]
  2. Ito, Y. , T. Okada and A. Hasegawa (2003), Estimation of focal mechanism of microearthquakes using empirical green tensor derivatives，Tohoku Journal of Natural Disaster Science，39,  7-12. (in Japanese with English Abstract)
  3. Ito., Y. and M. Kanao (2003), Seismological Bulletin of Syowa Station, Antarctica, (2001),Japanese Antarctica research expedition, JARE data reports, 272( SEISMOLOGY 37).
  4. Ito, Y. , T. Okada, T. Matsuzawa, N. Umino, and A. Hasegawa (2001), Estimation of stress tensor using aftershocks of 15 September 1998 M 5.0 Sendai, NE Japan, earthquake, Bull. Earthq. Res. Inst. Univ. Tokyo, 76, 51-59. (in Japanese with English Abstract) [Download]