Papers - MAEDA Takuto
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Enigmatic tsunami waves amplified by repetitive source events near Sofugan volcano, Japan
Sandanbata, O., Satake, K., Takemura, S., Watada, S., Maeda ,T., & Kubota, T.
Geophysical Research Letters 51 e2023GL106949 2024.1
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深発地震の地震波動伝播シミュレーションに基づく北海道下マントルウェッジの内部減衰構造
天坂登宇伊, 前田拓人, 髙野智也
地震 76 93-107 2023.7
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コーダ波振幅に基づく青森県周辺の複数観測網におけるサイト増幅特性空間分布の推定
寶川瑠璃, 前田拓人, 髙野智也, 野口科子
地震 76 77-92 2023.7
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Seismic scattering and absorption properties of Mars estimated through coda analysis on a long-period surface wave of S1222a marsquake
Onodera, K., Kawamura, T., Tanaka, S., Ishihara, Y., & Maeda, T.
Journal of Geophysical Research: Planets 127 e2022JE007558 2023.6
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Estimation of source parameters using a non-Gaussian probability density function in a Bayesian framework
Yoshimitsu, N., Maeda, T., Sei, T.
Earth, Planets and Space 75 33 2023.3
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3次元不均質速度構造モデルを用いた青森県周辺の地震に対するCMT解推定
増永仁・前田拓人・髙野智也
東北地域災害科学研究 59 25 - 30 2023.3
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2011年東北地方太平洋沖地震による地震の誘発現象の力学的検討
渡部大地・前田拓人・髙野智也
東北地域災害科学研究 59 1 - 6 2023.3
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Earthquake characteristics and structural properties of the Southern Tyrrhenian basin from full seismic wave simulations
Nardoni, C., De Siena, L., Magrini, F., Cammarano, F., Maeda, T., & Mattei, E.
Surveys in Geophysics 2023.2
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Quantitative evaluation of the lunar seismic scattering and comparison between the Earth, Mars, and the Moon
Onodera, K., Kawamura, T., Tanaka, S., Ishihara, Y., & Maeda, T.
Journal of Geophysical Research: Planets 127 e2022JE007558 2022.12
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津波即時予測手法の高度化のための地震・津波統合数値シミュレーション
前田拓人, 齊藤竜彦, 馬場俊孝
月刊地球 44 ( 8 ) 109 - 114 2022.8
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東北地方中南部における臨時地震観測
岡田知己・中山貴史・平原 聡・立岩和也・堀内茂木・ 勝俣 啓・大園真子・小菅正裕・前田拓人・山中佳子・片尾 浩・松島 健・八木原寛・2011 年東北地方太平洋沖地震緊急観測グループ
東北地域災害科学研究 58 19 - 24 2022.3
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S-wave modelling of the Showa-Shinzan lava dome in Usu Volcano, Northern Japan
Takeo, A., Nishida, K., Aoyama, H., Ishise, M., Kai, T., Kurihara, R., Maeda, T., Mizutani, Y., Nakashima, Y., Nagahara, S., Wang, X., Ye, L., Akuhara, T., and Aoki, Y.
Geophysical Journal International 230 ( 3 ) 1662 - 1678 2022
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北海道雌阿寒岳における深部・浅部低周波地震活動
松野有希・小菅正裕・前田拓人
東北地域災害科学研究 57 109 - 114 2021.3
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Numerical Simulation of Lunar Seismic Wave Propagation: Investigation of Subsurface Scattering Properties Near Apollo 12 Landing Site
Onodera, K., Kawamura, T., Tanaka, S., Ishihara, Y., and Maeda, T.
Journal of Geophysical Research: Planets 2021.2
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An optimum 2D seismic-wavefield reconstruction in densely and nonuniformly distributed stations: The metropolitan seismic observation network in Japan
Shiina, T., Maeda, T., Kano, M., Kato, A., & Hirata, N.
Seismological Research Letters 2021.2
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Migration diffusivity as a controlling factor in the duration of earthquake swarms
Amezawa, Y., Maeda, T., and Kosuga, M.
Earth, Planets and Space 73 ( 1 ) 148 2021
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High-resolution source imaging based on time-reversal wave propagation simulations using assimilated dense seismic records.
Furumura, T., and Maeda, T.
Geophysical Journal International 2020.12
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地震波形記録による斜面崩壊の発生場所と発生形態の推定－2017年九州北部豪雨災害・日田市小野地区の斜面崩壊を例として－
土井一生, 前田拓人, 釜井俊孝, 王功輝
応用地質 2020.12
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南海トラフ巨大地震の3次元津波伝播シミュレーション
大石裕介, 新出孝政, 山崎崇史, 牧野嶋文泰, 馬場俊孝, 前田拓人, 近貞直孝, 対馬弘晃, 高川智博
土木学会論文集B2（海岸工学） 2020.11
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Earthquake triggering model based on normal-stress-dependent Nagata law: application to the 2016 Mie offshore earthquake
Yoshida, S., Maeda, T., & Kato, N.
Earth, Planets and Space 72 ( 1 ) 141 2020.9
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Landslide characteristics revealed by high-frequency seismic waves from the 2017 landslide in central Japan,
Doi, I., and Maeda, T.
Seismological Research Letters 91 ( 5 ) 2719-2729 2020.7
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A Method of Real-Time Tsunami Detection Using Ensemble Empirical Mode Decomposition
Wang, Y., Satake, K., Maeda, T., Shinohara, M., and Sakai, S.
Seismological Research Letters 91 ( 5 ) 2851-2861 2020.7
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Data-assimilation-based early forecasting of long-period ground motions for large earthquakes along the Nankai Trough
Oba, A., Furumura, T., and Maeda, T.
Journal of Geophysical Research: Solid Earth 125 e2019JB019047 2020.5
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火山性低周波地震に見られる特徴的地震波形：数値モデリングに基づく生成機構の検討
春山太一, 小菅正裕, 前田拓人
東北地域災害科学研究 56 135 - 140 2020.3
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地震波干渉法に基づく青森県周辺のレイリー並み群速度分布とその周期依存性
石田早祐美, 前田拓人, 小菅正裕
東北地域災害科学研究 56 167 - 172 2020.3
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Comprehensive detection of very low frequency earthquakes off the Hokkaido and Tohoku Pacific coasts, northeastern Japan
Baba, S., Takeo, A., Obara, K., Matsuzawa, T., and Maeda, T.
Journal of Geophysical Research: Solid Earth 125 e2019JB017988 2019.12
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Temporal changes in the distinct scattered wave packets associated with earthquake swarm activity beneath the Moriyoshi-zan volcano, northeastern Japan
Amezawa, Y., Kosuga, M., and Maeda, T.
Earth, Planets and Space 71 132 2019.12
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Tsunami data assimilation of cabled ocean bottom pressure records for the 2015 Torishima volcanic tsunami earthquake
Wang, Y., Satake, K., Sandanbata, O., Maeda, T., & Su, H.
Journal of Geophysical Research: Solid Earth 124 10413 - 10422 2019.10
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関東平野における長周期地震動増幅の特徴的方位依存性とその要因
向井優理恵・古村孝志・前田拓人
地震研究所彙報 93 31 - 48 2019.3
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Tsunami data assimilation without a dense observation network
Wang, Y., Maeda, T., Satake, K., Heidarzadeh, M., Su, H., Sheehan, A. F., & Gusman, A. R.
Geophysical Research Letters 46 ( 4 ) 2045 - 2053 2019.2
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Seismic observation of tsunami at island broadband stations
Nishida, K., Maeda, T., and Fukao, Y.
Journal of Geophysical Research 124 ( 2 ) 1910 - 1928 2019.2
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Early forecast of long-period ground motions via data assimilation of observed ground motions and wave propagation simulations
Furumura, T., Maeda, T., and Oba, A.
Geophysical Research Letters 46 138 - 147 2018.12
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Ambient seismic noise wavefield in Japan characterized by polarization analysis of Hi-net records
Takagi, R., Nishida, K., Maeda, T., and Obara, K.
Geophysical Journal International 215 1682 - 1699 2018.9
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Data assimilation with dispersive tsunami model: a test for the Nankai Trough
Wang, Y., Satake, K., Maeda, T., & Gusman, A. R.
Earth, Planets and Space 70 131 2018.8
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Development of a slow earthquake database
Kano, M., Aso, N., Matsuzawa, T., Ide, S., Annoura, S., Arai, R., Baba, S., Bostock, M., Chao, K., Heki, K., Itaba, S., Ito, Y., Kamaya, N., Maeda, T., Maury, J., Nakamura, M., Nishimura, T., Obana, K., Ohta, K., Poiata, N., Rousset, B., Sugioka, H., Takagi, R., Takahashi, T., Takeo, A., Tu, Y., Uchida, N., Yamashita, Y., & Obara, K.
Seismological Research Letters 89 ( 4 ) 1566 - 1575 2018.6
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Migration of deep low frequency tremor triggered by teleseismic earthquakes in the southwest Japan subduction zone
Kurihara, R., Obara, K., Takeo, A. & Maeda, T.
Geophysical Research Letters 45 ( 8 ) 3413 - 3419 2018.3
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Temporal activity modulation of deep very low frequency earthquakes in Shikoku, southwest Japan
Baba, S., Takeo, A., Obara, K., Kato, A. Maeda, T., & Matsuzawa, T.
Geophysical Research Letters 45 ( 2 ) 733 - 738 2018.1
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Green's Function-based Tsunami Data Assimilation (GFTDA): A fast data assimilation approach toward tsunami early warning
Wang, Y., Satake, K., Maeda, T., & Gusman, A. R.
Geophysical Research Letters 44 ( 20 ) 10282 - 10289 2017.10
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Theoretical basis of the amplitude source location method for volcano-seismic signals
Morioka, H., Kumagai, H., & Maeda, T.
Journal of Geophysical Research 122 ( 8 ) 6538 - 6551 2017.8
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OpenSWPC: An open-source integrated parallel simulation code for modeling seismic wave propagation in 3D heterogeneous viscoelastic media
Maeda, T., Takemura, S., & Furumura, T.
Earth, Planets and Space 69 102 2017.7
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Down-dip variations in a subducting low-velocity zone linked to episodic tremor and slip: a new constraint from ScSp waves
Toya, M., Kato, A., Maeda, T., Obara, K., Takeda, T. & Yamaoka, K.
Scientific Reports 7 2868 2017.6
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Automated determination of magnitude and source length of large earthquakes using back-projection and P wave amplitudes
Wang, D., Kawakatsu, H., Zhuang, J., Mori, J., Maeda, T., Tsuruoka, H., & Zhao, X.
Geophysical Research Letters 44 ( 11 ) 5447 - 5456 2017.5
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Effects of seawater on elongated duration of ground motion as well as variation in its amplitude for offshore earthquakes
Todoriki, M., Furumura, T., & Maeda, T.
Geophysical Journal International 208 ( 1 ) 226 - 233 2017.1
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Reconstruction of a 2D seismic wavefield by seismic gradiometry
Maeda, T., Nishida, K., Takagi, R., & Obara, K.
Progress in Earth and Planetary Science 3 31 2016.10
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Geometric effect on a laboratory-scale wavefield inferred from a three-dimensional numerical simulation
Yoshimitsu, N., Furumura, T., & Maeda, T.
Journal of Applied Geophysics 132 184 - 192 2016.7
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Ocean-influenced Rayleigh waves from outer-rise earthquakes and their effects on durations of long-period ground motion
Noguchi, S, Maeda, T., and Furumura, T.
Geophysical Journal International 205 ( 2 ) 1099 - 1107 2016.5
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Constraining the source location of the 30 May 2015 (Mw 7.9) Bonin deep-focus earthquake using seismogram envelopes of high-frequency P waveforms: Occurrence of deep-focus earthquake at the bottom of a subducting slab
Takemura, S., Maeda, T., Furumura, T., & Obara, K.
Geophysical Research Letters 43 ( 9 ) 4297 - 4302 2016.4
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An effective absorbing boundary condition for linear long-wave and linear dispersive-wave tsunami simulations
Maeda, T., H. Tsushima, & Furumura, T.
Earth, Planets and Space 68 63 2016.4
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Tsunami data assimilation of high-density offshore pressure gauges off Cascade from the 2012 Haida Gwaii earthquake
Gusman, A. R., Sheehan, A. F., Stake, K., Heidarzadeh, M., Mulia, I. E., & Maeda, T.
Geophysical Research Letters 43 ( 9 ) 4189 - 4196 2016.4
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Total energy of deep low-frequency tremor in the Nankai subduction zone, southwest Japan
Annoura, S., Obara, K., & Maeda, T.
Geophysical Research Letters 43 ( 6 ) 2562 - 2567 2016.3
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Slow slip event within a gap between tremor and locked zones in the Nankai subduction zone
Takagi, R., Obara, K., & Maeda, T.
Geophysical Research Letters 43 ( 3 ) 1066 - 1074 2016.1
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Sudden changes in the amplitude-frequency distribution of long-period tremors at Aso volcano, southwest Japan
Sandanbata, O., Obara, K., Maeda, T., Takagi, R., & Satake, K.
Geophysical Research Letters 42 ( 23 ) 10256 - 10262 2015.11
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Successive estimation of a tsunami wavefield without earthquake source data: A data assimilation approach toward real-time tsunami forecasting
Maeda, T., Obara, K., M. Shinohara, T. Kanazawa, & K. Uehira
Geophysical Research Letters 42 ( 19 ) 7923 - 7932 2015.9
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A single bit matters: Coherent noise of seismic data loggers
Takagi, R., Nishida, K., Aoki, Y., Maeda, T., Masuda, K., Takeo, M., Obara, K., Shiomi, K., Sato, M., & K. Saito
Seismological Research Letters 86 ( 3 ) 901 - 907 2015.4
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組み合わせ最適化手法を利用した歴史津波の波源推定法—1611年慶長奥州地震の事例—
今井健太郎・前田拓人・飯沼卓史・蝦名裕一・菅原大介・今村文彦・平川新
東北地域災害科学研究 51 139 - 144 2015.3
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Scattering of high-frequency seismic waves caused by irregular surface topography and small-scale velocity inhomogeneity
Takemura S., Furumura, T., & Maeda, T.
Geophysical Journal International 201 ( 1 ) 459 - 474 2015.2
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Decoupling of Pacific subduction zone guided waves beneath central Japan: Evidence for thin slab
Padhy, S., Furumura, T., & Maeda, T.
Journal of Geophysical Research 119 ( 11 ) 8478 - 8501 2014.11
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Scattering of teleseismic P-waves by the Japan Trench: A significant effect of reverberation in the seawater column
Maeda, T., Furumura, T., & Obara, K.
Earth and Planetary Science Letters 397 ( 1 ) 101 - 110 2014.5
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Three-dimensional simulation of the electromagnetic fields induced by the 2011 Tohoku tsunami
Zhang, L., Utada, H., Shimizu, H., Baba, K., & Maeda, T.
Journal of Geophysical Research 119 ( 1 ) 150 - 168 2014
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Three-dimensional tsunami propagation simulations using an unstructured mesh finite element model
Oishi, Y., Piggott, M., Maeda, T., Kramer, S., Collins, G., Tsushima, H., & Furumura, T.
Journal of Geophysical Research 118 ( 6 ) 2998 - 3018 2013.5
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Spatial and temporal variations in coda attenuation associated with the 2011 Off the Pacific Coast of Tohoku, Japan (Mw 9) Earthquake
Padhy, S., Takemura, S., Takemoto, T., Maeda, T., & Furumura, T.
Bulletin of the Seismological Society of America 103 ( 2B ) 1411 - 1428 2013.5
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Seismic and tsunami wave propagation of the 2011 Off the Pacific Coast of Tohoku Earthquake as inferred from the tsunami-coupled finite difference simulation
Maeda, T., Furumura, T., Noguchi, S., Takemura, S., Sakai, S., Shinohara, M., Iwai, K., & Lee, S.-J.
Bulletin of the Seismological Society of America 103 ( 2B ) 1456 - 1472 2013.5
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FDM simulation of an anomalous later phase from the Japan Trench subduction zone earthquakes
Noguchi, S., Maeda, T., & Furumura, T.
Pure and Applied Geophysics 170 ( 1-2 ) 95 - 108 2013
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FDM simulation of seismic waves, ocean acoustic waves, and tsunamis based on tsunami-coupled equations of motion
Maeda, T., & Furumura, T.
Pure and Applied Geophysics 170 ( 1-2 ) 109 - 127 2013
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Love and Rayleigh wave microseisms excited by migrating ocean swells in the North Atlantic detected in Japan and Germany
Matsuzawa, T., Obara, K., Maeda, T., Asano, Y., & Saito, T.
Bulletin of the Seismological Society of America 102 ( 4 ) 1864 - 1871 2012.8
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Spatial- and frequency-dependent properties of site amplification factors in Japan derived by the coda normalization method
Takemoto, T., Furumura, T., Saito, T., Maeda, T., & Noguchi, S.
Bulletin of the Seismological Society of America 102 ( 4 ) 1462 - 1476 2012.8
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Depth-dependent mode of tremor migration beneath Kii Peninsula, Nankai subduction zone
Obara, K., Matsuzawa, T., Tanaka, S., & Maeda, T.
Geophysical Research Letters 39 ( 10 ) L10308 2012.5
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Interference of long-period seismic wavefield observed by dense Hi-net array in Japan
Maeda, T., Obara, K., Furumura, T., & Saito, T.
Journal of Geophysical Research 116 ( B10 ) B10303 2011.10
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Geomagnetic field changes in association with the 2011 Off the Pacific Coast of Tohoku Earthquake and Tsunami
Utada, H., Shimizu, H., Ogawa, T., Maeda, T., Furumura, T., Yamamoto, T., Yamazaki, N., Yoshitake, Y., & Nagamachi, S.
Earth and Planetary Science Letters 311 ( 1-2 ) 11 - 27 2011.10
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Significant tsunami observed at the ocean-bottom pressure gauges during the 2011 Off the Pacific Coast of Tohoku Earthquake
Maeda, T., Furumura, T., Sakai, S. & Shinohara, M.
Earth, Planets and Space 63 803 - 808 2011.9
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Strong ground motions from the 2011 Off the Pacific Coast of Tohoku, Japan (Mw=9.0) earthquake obtained from a dense nation-wide seismic network
Furumura, T., Takemura, S., Noguchi, S., Takemoto, T., Maeda, T., Iwai, K., & Padhy, S.
Landslides 8 333 - 338 2011.7
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Migration properties of non-volcanic tremor in Shikoku, southwest Japan
Obara, K., Matsuzawa, T., Tanaka, S., Kimura, T., & Maeda, T.
Geophysical Research Letters 38 ( 9 ) L09311 2011.5
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Anomalous depth dependency of the stress field in the 2007 Noto Hanto, Japan, earthquake: Potential involvement of a deep fluid reservoir
Kato, A., Sakai, S., Iidaka, T., Iwasaki, T., Kurashimo, E., Igarashi, T., Hirata, N., Kanazawa, T., Katsumata, K., Takahashi, H., Honda, R., Maeda, T., Ichiyanagi, M., Yamaguchi, T., Kosuga, M., Okada, T., Nakajima, J., Hori, S., Nakayama, T., Hasegawa, A., Kono, T., Suzuki, S., Tsumura, N., Hiramatsu, Y., Sugaya, K., Hayashi, A., Hirose, T., Sawada, A., Tanaka, K., Yamanaka, Y., Nakamichi, H., Okuda, T., Iio, Y., Nishigami, K., Miyazawa, M., Wada, H., Hirano, N., Katao, H., Ohmi, S., Ito, K., Doi, I., Noda, S., Matsumoto, S., Matsushima, T., Saiga, A., Miyamachi, H., Imanishi, K., Takeda, T., Asano, Y., Yukutake, Y., Ueno, T., Maeda, T., Matsuzawa, T., Sekine, S., Matsubara, M., & Obara, K.
Geophysical Research Letters 38 ( 6 ) L06306 2011.3
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A revised tsunami source model for the 1707 Hoei earthquake and simulation of tsunami inundation of Ryujin Lake, Kyushu, Japan
Furumura, T., Imai, K., & Maeda, T.
Journal of Geophysical Research 116 ( B2 ) B02308 2011.2
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Seismic velocity decrease and recovery related to earthquake swarms in a geothermal area
Maeda, T., Obara, K., & Yukutake, Y.
Earth, Planets and Space 62 ( 9 ) 685 - 691 2010.12
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Slow earthquakes linked along dip in the Nankai subduction zone
Hirose, H., Asano, Y., Obara, K., Kimura, T., Matsuzawa, T., Tanaka, S., & Maeda, T.
Science 330 ( 6010 ) 1502 - 1502 2010.12
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Migration of low frequency tremor revealed from multiple array analyses in western Shikoku, Japan
Ueno, T., Maeda, T., Obara, K., Asano, Y., & Takeda T.
Journal of Geophysical Research 115 ( B9 ) B00A26 2010.9
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Broadband seismic monitoring of active volcanoes using deterministic and stochastic approaches
Kumagai, H., Nakano, M., Maeda, T., Yepes, H., Palacios, P., Ruiz, M., Arraiz, S., Vaca, M., Molina, I., & Yamashina, T.
Journal of Geophysical Research 115 ( B8 ) B08302 2010.8
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Depth-dependent activity of non-volcanic tremor in southwest Japan
Obara, K., Tanaka, S., Maeda, T., & Matsuzawa T.
Geophysical Research Letters 37 ( 13 ) L13306 2010.7
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Very low frequency earthquakes related to small asperities on the plate boundary interface at the locked to aseismic transition
Ito, Y., Obara, K., Matsuzawa, T., & Maeda, T.
Journal of Geophysical Research 114 ( B11 ) B00A13 2009.11
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Source duration of deep very-low-frequency earthquakes in western Shikoku, Japan
Matsuzawa, T., Obara, K., Maeda, T.
Journal of Geophysical Research 114 ( B11 ) B00A11 2009.11
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Spatio-temporal distribution of seismic energy radiation from low-frequency tremor in western Shikoku, Japan
Maeda, T. & Obara, K.
Journal of Geophysical Research 114 ( B10 ) B00A09 2009.10
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Reverse propagation of T waves from the Emperor seamount chain
Obara, K. & Maeda, T.
Geophysical Research Letters 36 ( 8 ) L08304 2009.4
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Seismic tracking of lahars using tremor signals
Kumagai, H., Palacios, P., Maeda, T., Castillo, D. B., Nakano, M.
Journal of Volcanology and Geothermal Research 183 ( 1-2 ) 112 - 121 2009.3
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Synthesis of coda wave envelopes in randomly inhomogeneous elastic media in a half space: Single scattering model including Rayleigh waves
Maeda, T., Sato, H. & Nishimura, T.
Geophysical Journal International 172 130 - 154 2008.1
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Constituents of Vertical-component Coda Waves at Long Periods
Maeda, T., Sato, H. & Ohtake M.
Pure and Applied Geophysics 163 ( 2-3 ) 549 - 566 2006
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Synthesis of Rayleigh-wave envelope on the spherical Earth: Analytic solution of the single isotropic-scattering model for a circular source radiation
Maeda, T., Sato, H. & Ohtake M.
Geophysical Research Letters 30 1286 2003.3