TAKUMI HAYASHIDA

Senior Research Scientist, Ph.D., IISEE

日本語

Papers

  • Hayashida, T., T. Yokoi and M. Bhattarai (2019) Estimation of shallow-to-deep shear wave velocity structure from joint inversion of surface-wave phase and group velocities, J. Japan Assoc. Earthq. Eng. 19(5):5_111-5_124,
    doi:10.5610/jaee.19.5_111 (in Japanese with English abstract)
  • Tajima, F. and T. Hayashida (2018) Earthquake early warning: what does "seconds before a strong hit" mean? Prog Earth Planet Sci 5:53,
    doi:10.1186/s40645-018-0221-6
  • Hayashida, T., Yamada, M., M. Yamada, K. Hada, J. Mori, Y. Fujino, H. Sakaue, S. Fukatsu, E. Nishihara, T. Ouchi and A. Fujii (2018) Subsurface velocity structure and site amplification characteristics in Mashiki Town, Kumamoto Prefecture, Japan, inferred from microtremor and aftershock recordings of the 2016 Kumamoto earthquakes, Earth Planets Space 70:116,
    doi:10.1186/s40623-018-0889-2
  • Ohori, M., Y. Asaka, H. Azuma, S. Adachi, M. Ito, Y. Iwanami, T. Ueno, Y. Uratani, Y. Oishi, M. Ohba, T. Okamoto, S. Kaneko, N. Kitamura, H. Kitamura, S. Kurita, K. Kojima, F. Sato, K. Tatsuta, S. Naito, S. Nakai, T. Nakai, T. Noguchi, K. Hada, T. Hayashida, S. Higuchi, G. Furuya, N. Maeda, T. Mizuno, M. Miyazaki, S. Mori, M. Morita, K. Yamada, M. Yamada, H. Yamamoto, S. Yoshida, M. Yoshida and H. Fujiwara (2017) Observation of microtremor in Katsuyama basin, Fukui Prefecture carried out through the Microtremor Research Camp, J. Japan Assoc. Earthq. Eng. 18(3):3_119-3_130,
    doi:10.5610/jaee.18.3_119
  • Yamada, M., M. Yamada, J. Mori, H. Sakaue, T. Hayashida, K. Hada, Y. Fujino, S. Fukatsu, E. Nishihara, T. Ouchi and A. Fujii (2017) Investigation of building damage in Mashiki-town for the 2016 Kumamoto earthquake -effect of local soil conditions-, J. Japan Soc. Civil. Eng. 73(4):I_216-I_224,
    doi:10.2208/jscejseee.73.I_216 (in Japanese with English abstract)
  • Yamada, M., T. Hayashida, J. Mori and W.D. Mooney (2016) Building damage survey and microtremor measurements for the source region of the 2015 Gorkha, Nepal, earthquake, Earth Planets Space 68:117,
    doi:10.1186/s40623-016-0483-4
  • Bhattarai, M., L.B. Adhikari, U.P. Gautam, L. Bollinger, B. Hernandez, T. Yokoi and T. Hayashida (2016) Establishing a reference rock site for the site effect study in and around the Kathmandu valley, Nepal, Earth Planets Space 68:81,
    doi:10.1186/s40623-016-0454-9
  • Nakagawa, H., T. Hayashida, T. Yokoi, T. Kashima, S. Koyama, C.B.M. Wiradikarta, J.R. Guerra Carballo (2015) A microtremor exploration in Iwaki City Hall for evaluation of inclined bedrock, J. Japan Assoc. Earthq. Eng. 15(7):60-71, doi:10.5610/jaee.15.7_60 (in Japanese with English abstract)
  • Asano, K., H. Sekiguchi, T. Iwata, M. Yoshimi, T. Hayashida, H. Saomoto and H. Horikawa (2016) Modelling of wave propagation and attenuation in the Osaka sedimentary basin, western Japan, during the 2013 Awaji Island earthquake, Geophys. J. Int. 204, pp.1678-1694,
    doi:10.1093/gji/ggv543
  • Hayashida, T., M. Yoshimi and H. Horikawa (2014) Estimation of surface wave group velocity beneath the Chukyo area, Japan -application of seismic interferometry to Hi-net continuous waveform data-. Zisin (J. Seismol. Soc. Japan. 2nd ser.), 66(4):127-145,
    doi:10.4294/zisin.66.127 (in Japanese with English abstract)
  • Hayashida, T., F. Tajima, J. Nakajima and J. Mori (2012) A three-dimensional seismic wave speed model in southwestern Japan from combined use of waveform modeling and travel-time tomography, J. Geophys. Res. 117, B11305,
    doi:10.1029/2012JB009345
  • Hayashida, T., F. Tajima and J. Mori (2010) Improved seismic velocity structure in southwestern Japan using pronounced sP phases recorded for intraslab earthquakes, Bull. Seismol. Sco. Am. 100, pp.1928-1939,
    doi:10.1785/0120090354
  • Hayashida, T. and F. Tajima (2007) Calibration of amplification factors using KiK-net strong-motion records: toward site effective estimation of seismic intensities, Earth Planets Space 59, pp.1111-1125,
    doi:10.1186/BF03352054

Proceedings

  • Ohori, M., H. Uebayashi, I. Cho, H. Arai, K. Yoshida, H. Suzuki, H. Takahashi, Y. Hagiwara, A. Nobata, T. Hayakawa, T. Hayashida, T. Yokoi, S. Kishi, T. Sekigichi, K. Kojima, S. Ling, K. Motoki, H. Nakagawa, T. Noguchi, K. Tsuchida and M. Nagano (2018) Benchmark test for microtremor explorations (Part 2. Phase velocity estimation of the Osaka sedimentary basin), Proc. 15th Japan Earthq. Eng. Symp., PS1-01-07, 8pp (in Japanese with English abstract)
  • Uebayashi, H., M. Ohori, I. Cho, H. Arai, K. Yoshida, H. Suzuki, H. Takahashi, Y. Hagiwara, A. Nobata, T. Hayashida, S. Kishi, T. Sekigichi, K. Kojima, K. Motoki, H. Nakagawa, T. Noguchi, K. Tsuchida and M. Nagano (2018) Benchmark test for microtremor explorations (Part 1. Velocity structure estimation of the Osaka sedimentary basin), Proc. 15th Japan Earthq. Eng. Symp., PS1-01-06, 7pp (in Japanese with English abstract)
  • Yokoi, T., T. Hayashida, M. Bhattarai, T. Pokharel, S. Dhakal, S. Shrestha, C. Timsina and D. Nepali (2018) Deep exploration using ambient noise in Kathmandu Valley, Nepal -with an emphasis on CCA method using irregular shape array-, Proc. 13th SEGJ Intr. Symp., 4pp
  • Ohori, M., H. Uebayashi, I. Cho, H. Arai, K. Yoshida, H. Suzuki, H. Takahashi, Y. Hagiwara, A. Nobata, T. Hayakawa, T. Hayashida, T. Yokoi, S. Kishi, T. Sekiguchi, K. Kojima, S. Ling, K. Motoki, H. Nakagawa, T. Noguchi, K. Tsuchida and M. Nagano (2018) Preliminary results of benchmark test of array analyses for evaluation of S-wave velocity structures using simulated microtremor waveforms, Proc. 46th Ground Motion Symp., 12pp (in Japanese with English abstract)
  • Yoshimi, M., S. Matsushima, R. Ando, H. Miyake, K. Imanishi, T. Hayashida, H. Takenaka, H. Suzuki, A. Yatagai, S. Manabe and H. Matsuyama (2018) Broadband strong ground motion simulation for active faults around Beppu bay, Kyushu, Japan, Proc. 16th European Conf. Earthq. Eng., 12pp
  • Bhattarai, M., D. Nepali, S. Dhakal, S. Shrestha, T. Yokoi and T. Hayashida (2017) On anomalous coherence functions for SPAC method applied in Kathmandu, Nepal for exploring deep sedimentary layers, Proc. 137th SEGJ Conf. No.9, 4pp
  • Bhattarai, M., D. Nepali, S. Dhakal, S. Shrestha, T. Yokoi and T. Hayashida (2017) Microtremor array exploration for deep sedimentary layers in the central part of the Kathmandu valley, Nepal, Proc. J. Japan Assoc. Earthq. Eng., 8pp
  • Macavilca-Rojas, N., T. Yokoi and T. Hayashida (2017) Strong-motion generation areas of the 2007 Mw8.0 Pisco, Peru, earthquake using the empirical Green's function, Proc. 16th World Conf. on Earthq. Eng., Paper No.4671, 7pp
  • Hayashida, T., H. Nakagawa, T. Yokoi, S. Koyama, T. Kashima and S. Nagano (2017) Verification of subsurface S-wave velocity structure model in Iwaki City, Fukushima Prefecture, using a dense seismic array, Proc. 16th World Conf. on Earthq. Eng., Paper No.4437, 10pp
  • Yokoi, T., N. Hurukawa, T. Azuhata, T. Hara, B. Shibazaki, M. Inukai, T. Kashima, Y. Fujii, T. Hayashida and H. Kato (2017) Capacity building of International Institute of Seismology and Earthquake Engineering, Building Research Institute, Japan, in the field of earthquake engineering, Proc. 16th World Conf. on Earthq. Eng., Paper No.3882, 7pp
  • Yoshimi, M. and T. Hayashida (2017) Velocity structure survey in Beppu bay basin, Japan, Proc. 16th World Conf. on Earthq. Eng., Paper No.7, 9pp
  • Yoshimi, M., T. Hayashida, S. Matsushima, H. Kawase, H. Takenaka, N. Yamada, T. Sugiyama and T. Tokumaru (2016) Microtremor surveys in Beppu bay sedimentary basin, Japan, for better estimation of the strong motion, Proc. 5th IASPEI/IAEE Int. Symp. on the Effect of Surface Geology on Seismic Motion, Taipei, Paper P206D
  • Yamada, M., T. Hayashida, J. Mori and W.D. Mooney (2016) Building damage survey and microtremor measurements for the source region of the 2015 Gorkha, Nepal earthquake, Disaster Prevention Research Institute Annuals, 59A, 65-73 (in Japanese with English abstract)
  • Sekiguchi, H., K. Asano, T. Iwata, M. Yoshimi, H. Horikawa, H. Saomoto and T. Hayashida (2016) Construction of a 3D velocity structure model of Osaka sedimentary basin, Proc. 5th IASPEI/IAEE Int. Symp. on the Effect of Surface Geology on Seismic Motion, Taipei, Paper P103B
  • Nakagawa, H., S. Nakai, T. Kashima, S. Koyama, T. Hayashida and T. Yokoi (2015) Effect of inclined boundary and embedded foundation on wave propagation, Proc. 10th Pacific Conf. Earthq. Eng., Paper No. 159, 8pp
  • Hayashida, T. and M. Yoshimi (2014) Validation of S-wave velocity structure by application of seismic interferometry and SPAC method to long-term microtremor array data, Proc. 14th Japan Earthq. Eng. Symp., OS3-Thu-PM1-5, 9pp (in Japanese with English abstract)
  • Yoshimi, M., T. Hayashida and T. Sugiyama (2012) Microtremor array survey in active fold area Niigata Japan –Using SPAC and V-method, Proc. 15th World Conf. Earthq. Eng., Paper No. 2987, 10 pp

Abstracts

2013-present

*as a first auther

  • Hayashida, T. and D.S. Dreger (2019) Source inversion of long-period volcanic tremors during the 2014-2015 eruption period at Aso Volcano, southwest Japan, AGU Fall Meeting, V51J-0226
  • Hayashida, T., T. Yokoi, M. Bhattarai, S. Dhakal, S. Shresta, T. Pokharel, N. Maharjan and C. Timsina (2019) Estimation of bedrock depth in the Kathmandu valley, Nepal, using ambient noise and teleseismic data, SSA Annual Meeting
  • Hayashida, T. (2018) Determination of surface-wave phase and group velocities beneath the Japanese islands from centerless circular array method and seismic interferometry, AGU Fall Meeting, S13C-0441
  • Hayashida, T., T. Yokoi and M. Bhattarai (2018) Phase velocity of long-period surface waves in the Kathmandu Valley, Nepal, inferred from continuous broadband seismic data, SSJ Fall Meeting, S15-P07 (in Japanese)
  • Hayashida, T., T. Yokoi and M. Bhattarai (2018) Use of microtremor array recordings for estimating surface-wave group velocities in Kathmandu valley, Nepal, JpGU Meeting, SSS14-P19
  • Hayashida, T., T. Yokoi and M. Bhattarai (2018) Application of seismic interferometry to small-to-moderate sized microtremor array recordings in Kathmandu valley, Nepal, 12th ASC General Assembly, S1-1-2
  • Hayashida, T., M. Yoshimi, M. Komatsu and H. Takenaka (2017) Estimation and simulation of inter-station Green's functions in the Beppu-bay area, Oita Prefecture, southwest Japan, AGU Fall Meeting, S31B-0815
  • Hayashida, T., M. Yoshimi, M. Komatsu and H. Takenaka (2017) Validation of deep sedimentary basin structure model in the Beppu-bay area, southwest Japan, using continuous ambient noise data, SSJ Fall Meeting, S22-P07 (in Japanese)
  • Hayashida, T., M. Yamada, M. Yamada, K. Hada, J. Mori and Y. Fujino (2017) Estimation of deep ground structure in the Mashiki-town using aftershock data of the 2016 Kumamoto earthquake, SSJ Fall Meeting, S16-04 (in Japanese)
  • Hayashida, T., T. Yokoi, H. Nakagawa, T. Kashima and S. Koyama (2017) Simulation of strong ground motions in and around Iwaki City, Fukushima Prefecture, using pseudo point-source model, IAG-IASPEI Meeting, S07-5-01
  • Hayashida, T., M. Yoshimi, M. Komatsu and H. Takenaka (2017) Evaluation of three-dimensional basin structure model beneath Beppu bay, Oita Prefecture, using seismic interferometry, JpGU-AGU Joint Meeting, SSS15-P22
  • Hayashida, T., M. Yamada, J. Mori, T. Sakaue, M. Yamada, K. Hada, Y. Fujino, S. Fukatsu, E. Nishihara, T. Ouchi and A. Fujii (2016) Investigation of the damage mechanism ain the Mashiki-town for the 2016 Kumamoto earthquake -Part 3. Aftershock observation-, SSJ Fall Meeting, S21-P13 (in Japanese)
  • Hayashida, T. and M. Yoshimi (2016) Estimation of Rayleigh-wave phase velocities around the Beppu bay area using long-period volcanic signals, JpGU Meeting, SSS25-P27
  • Hayashida, T. and M. Yoshimi (2015) Verification of Green's function approximation from ambient noise cross-correlation using three-year continuous seismic data in south Niigata Prefecture, Japan, AGU Fall Meeting, S41B-2723
  • Hayashida, T., T. Yokoi, H. Nakagawa, S. Koyama and T. Kashima (2015) Estimation of site amplification factors in Iwaki City, Fukushima Prefecture using spectral inversion method, SSJ Fall Meeting, S16-P10 (in Japanese)
  • Hayashida, T., M. Yoshimi, T. Tokumaru and T. Sugiyama (2015) Estimation of surface wave group and phase velocities beneath the Beppu-bay area using continuous broadband seismic waveform data, SSJ Fall Meeting, S16-02 (in Japanese)
  • Hayashida, T. and M. Yoshimi (2015) Determination of surface wave group and phase velocities in south Niigata Prefecture, Japan using long-term continuous seismic waveform data, 26th IUGG General Assembly, S12p-392
  • Hayashida, T., M. Yoshimi, T. Tokumaru and T. Sugiyama (2015) Estimation of surface wave group velocities beneath the Beppu bay, western Japan, using a dense broadband arra, JpGU Meeting, SSS25-P11
  • Hayashida, T., M. Yoshimi and H. Horikawa (2014) Validation of S-wave velocity beneath the Ise bay, central Japan, using continuous short-period ambient noise data, AGU Fall Meeting, S13A-4432
  • Hayashida, T. and M. Yoshimi (2014) Validation of seismic velocity structure model around Beppu bay with seismic interferometry, SSJ Fall Meeting, D31-09 (in Japanese)
  • Hayashida, T. (2014) Applicable frequency range for microtremor analysis with Hi-net continuous waveform data, SSJ Fall Meeting, S01-P06 (in Japanese)
  • Hayashida, T., M. Yoshimi and H. Horikawa (2014) Investigation of seismic velocity structure model beneath bay area using continuous short-period microtremor data, 10th Joint Meeting of UJNR Panel on Earthquake Research, O-19
  • Hayashida, T. and M. Yoshimi (2014) Estimation of inter-station Green's functions using microtremor array data, SSS35-P07, JpGU Meeting
  • Hayashida, T., M. Yoshimi and H. Horikawa (2013) Relation between S/N ratio of cross-correlation function and capability of group velocity estimation with seismic noise, JpGU Meeting, SSS33-P08