TAKUMI HAYASHIDA

Senior Research Scientist, Ph.D., IISEE

日本語

  • Hayashida, T., M. Yoshimi, H. Suzuki, S. Mori, T. Kagawa, K. Ichii, and M. Yamada (2023) Tracking the Effect of Human Activity on MeSO‐net Noise Using Seismic Data Traffic—Did Seismic Noise in Tokyo Truly Decrease during the COVID‐19 State of Emergency?, Seismol. Res. Lett.
    doi:10.1785/0220230015
  • Chavarria, N., T. Yokoi, and T. Hayashida (2023), Strong Motion estimation in Costa Rica at non-record sites using spectral inversion method, J. Seismol., 27, 1–11
    doi:10.1007/s10950-023-10137-9
  • Saadallaa, H., H.E. Abdelhafiez, and T. Hayashida (2023), Discrimination between earthquakes and quarry blasts in the Aswan region, southern Egypt, using P-wave source spectra, J. Seismol., 27
    doi:10.1007/s10950-023-10143-x
  • Hayashida, T., T. Yokoi, N. Nepal, and M. Olivar (2023), Direct estimation of Vs30 using spatial autocorrelation and centreless circular array coefficient curves obtained from microtremor array data, Geophys. J. Int., 233(2), 1515–1528
    doi:10.1093/gji/ggad006
  • Saadallaa, H., H. Mossaa, and T. Hayashida (2022) Spectral characteristics of P-and S-wave quarry blasts in Aswan region, South Egypt, J. African Earth Sci., 196, 104712
    10.1016/j.jafrearsci.2022.104712
  • Hayashida, T., M. Yoshimi, H. Suzuki, S. Mori, T. Kagawa, M. Yamada, and K. Ichii (2022) Amplitude reductions of microtremors at MeSO-net stations in 2020: observations and interpretations, J. Jpn. Soc. Civil Eng., A1 (Structural Engineering & Earthquake Engineering), 78(4) I_624-I_635
    doi:10.2208/jscejseee.78.4_I_624 (in Japanese with English abstract)
  • Asten, M.W., A. Yong, S. Foti, K. Hayashi, A.J. Martin, W.J. Stephenson, J.F. Cassidy, J. Coleman, R. Nigbor, S. Castellaro, K. Chimoto, C. Cornou, I. Cho, T. Hayashida, M. Hobiger, C.-H. Kuo, A. Macau, E.D. Mercerat, S. Molnar, P. Pananont, M. Pilz, N. Poovarodom, E. Sáez, M. Wathelet, H. Yamanaka, T. Yokoi, and Don Zhao (2022) An assessment of uncertainties in VS profiles obtained from microtremor observations in the phased 2018 COSMOS blind trials, J. Seismol, 26, 757–780
    doi:10.1007/s10950-021-10059-4
  • González, G., E. Fujita, B. Shibazaki, T. Hayashida, G. Chiodini, F. Lucchi, I. Yokoyama, K. Nemeth, R. Mora-Amador, A. Moya, G. Chigna, J. Martí, and D. Rouwet (2021) Increment in the volcanic unrest and number of eruptions after the 2012 large earthquakes sequence in Central America, Scientific Reports 11, 22417
    doi:10.1038/s41598-021-01725-1
  • Maklad, M., T. Yokoi, T. Hayashida, M.N. ElGabry, H.M. Hassan, H.M. Hussein, T.A. Fattah, and M. Rashed (2020) Site characterization in Ismailia, Egypt using seismic ambient vibration array, Eng. Geol. 279(20), 105874
    doi:10.1016/j.enggeo.2020.105874
  • Yamada, M., I. Cho, C-H. Kuo, C-M. Lin, K. Miyakoshi, Y. Guo, T. Hayashida, Y. Matsumoto, J. Mori, Y-T. Yen, and K-C. Kuo (2020) Shallow subsurface structure in the Hualien Basin and relevance to the damage pattern and fault rupture during the 2018 Hualien Earthquake, Bull. Seismol. Sco. Am. 110(6): 2939–2952
    doi:10.1785/0120200063
  • 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, and 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, 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, 1111-1125
    doi:10.1186/BF03352054
  • Hayashida, T., T. Yokoi, M. Bhattarai, and N. Maharjan (2021) Joint inversion of surface-wave phase and group velocities toward efficient estimation of deep S-wave velocity structure -Kathmandu Valley, Nepal-, Proc. 17th World Conf. on Earthq. Eng., Paper No.10a-0045, 9pp
  • Yokoi, T., T. Hayashida, M. Bhattarai, T. Pokharel, S. Shresta, C. Timsina, S. Bhattarai, R. Sharma, and D. Nepali (2021) Broadband microtremor array exploration in Kathmandu Valley, Nepal, Proc. 17th World Conf. on Earthq. Eng., Paper No.1d-0125, 12pp
  • 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, M. Nagano (2021) A benchmark test for microtremor explorations: phase velocity for irregular subsurface structures, Proc. 17th World Conf. on Earthq. Eng., Paper No.1d-0087, 12pp
  • Calderon, C. and T. Hayashida (2021) Feasibility study on earthquake early warning system for the City of Lima, Peru, using a strong-motion network, Proc. 17th World Conf. on Earthq. Eng., Paper No.1d-0009, 11pp
  • Hayashida, T., M. Yoshimi, H. Suzuki, S. Mori, T. Kagawa, M. Yamada, and K. Ichii (2021) Microtremor amplitude reductions at MeSO-net stations in 2020: Observations and interpretations, Proc. 41st JSCE Earthq. Eng. Symp., D14-2361, 8pp (in Japanese with English abstract)
  • Hayashida, T. and T. Yokoi (2021) Can Vs30 be estimated directly from SPAC and CCA coefficients? -examinations using measured microtremor array data-, Proc. 6th IASPEI/IAEE Int. Symp.: The Effect of Surface Geology on Ground Motion (ESG6), GS2-P12, 8pp
  • Chimoto, K., H. Yamanaka, S. Tsuno, M. Shigefuji, T. Kanno, H. Sato, S. Higashi, D. Shinoyama, M. Yoshimi, T. Sugiyama, N. Talao, S. Matsushima, F. Nagashima, H. Kawase, T. Hayakawa, T. Uetake, S. Senna, Y. Inagaki, T. Hayashida, and S. Oji (2021) Results of blind prediction STEP 1: subsurface velocity structure model of Kumamoto test site, Proc. 6th IASPEI/IAEE Int. Symp.: The Effect of Surface Geology on Ground Motion (ESG6), SS102, 18pp
  • 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
  • Hayashida, T. (2023) VS30 as a constraint for shallow S-wave velocity structure estimation, AGU23 Meeting, S43J-0442
  • Hayashida, T., M. Yoshimi, H. Suzuki, S. Mori, T. Kagawa, K. Ichii, and M. Yamada (2023) Influence of local environment on seismic noise (>1 Hz): Tokyo's illusory quieting due to simultaneous school closures during the COVID-19 pandemic, AGU23 Meeting, S14B-07
  • Hayashida, T., N. Nepal, D. Drukpa, and H. Inoue (2023) Development of site amplification map in Bhutan, JpGU Meeting, SSS09-19
  • Hayashida, T., T. Yokoi, N. Nepal, and M. Olivar (2022) SPAC/CCA coefficients as tools for direct VS30 estimation, AGU Fall Meeting, S41C-12
  • Hayashida, T., N. Nepal, P. Pelgay, S. Ohmi, K. Namgay, D. Drukpa, and H. Inoue (2022) Estimation of Vs30 using microtremor array records in Thimphu and surrounding towns, the Kingdom of Bhutan, SSJ Fall Meeting, S16-P08
  • Hayashida, T., H. Nakagawa, and T. Kashima (2022) Measurement and utilization of ground motions (1–2 Hz) generated by a geotechnical centrifuge, JpGU Meeting, SSS13-P01 (in Japanese)
  • Hayashida, T., M. Yoshimi, H. Suzuki, S. Mori, T. Kagawa, M. Yamada, and K. Ichii (2022) Influence of seismic station environment on microtremor amplitude reductions during the COVID-19 pandemic: inspections using MeSO-net data, JpGU Meeting, SSS13-06 (in Japanese)
  • Hayashida, T., M. Yoshimi, H. Suzuki, S. Mori, T. Kagawa, M. Yamada, and K. Ichii (2021) Investigations of the 2020 seismic noise reductions in areas around Tokyo using MeSO-net seismic data traffic, SSJ Fall Meeting, S16-04 (in Japanese)
  • Hayashida, T., T. Yokoi, M. Bhattarai, T. Pokharel, S. Shresta, C. Timsina, S. Bhattarai, R. Sharma, and D. Nepali (2021) Measuring surface-wave phase velocities (< 0.2 Hz) using teleseismic/ambient noise data in the Kathmandu Valley, Nepal, JpGU Meeting, SCG40-P04
  • Hayashida, T. and T. Yokoi (2020) Direct estimation of Vs30 from SPAC or CCA coefficients, SSJ Fall Meeting, S16-08 (in Japanese)
  • Hayashida, T. (2020) Site classification method in microtremor array exploration using a supervised machine learning, JpGU-AGU Joint Meeting, S-SS04-P16 (iPoster)
  • 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