Yoshizawa Kazunori 吉澤和範

… Alternative Names

YOSHIZAWA Kazunori 吉澤和範

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Researcher Number	70344463
Other IDs	https://orcid.org/0000-0003-2282-3748
External Links
Affiliation (Current)	2024: 北海道大学, 理学研究院, 教授
Affiliation (based on the past Project Information) *help	2022 – 2023: 北海道大学, 理学研究院, 教授 2016 – 2021: 北海道大学, 理学研究院, 准教授 2017: 北海道大学, 理学系研究科, 准教授 2012 – 2015: 北海道大学, 理学(系)研究科(研究院), 准教授 2010 – 2012: 北海道大学, 大学院・理学研究院, 准教授 … More 2008: 北海道大学, 大学院理学研究院, 准教授 2007: 北海道大学, 大学院・理学研究院, 准教授 2006: 北海道大学, 大学院理学研究院, 助手 2003 – 2005: 北海道大学, 大学院・理学研究科, 助手 Less
Review Section/Research Field	Principal Investigator Solid earth and planetary physics / Basic Section 17040:Solid earth sciences-related / Basic Section 17040:Solid earth sciences-related Except Principal Investigator Solid earth and planetary physics / Basic Section 17040:Solid earth sciences-related / Science and Engineering
Keywords	Principal Investigator 表面波 / 上部マントル / アセノスフェア / リソスフェア / 地球内部構造 / トモグラフィー / 異方性 / ベイズ推定 / 地震波 / S波速度構造 … More / 有限波長 / body waves / surface waves / seismic anisotropy / upper mantle / tomography / Indo-Australian plate / 大陸 / 不連続面 / レシーバ関数 / 微細不均質性 / 不均質性 / 地球・惑星内部構造 / マルチモード / 非弾性 / 速度構造 / 減衰構造 / インバージョン / 位相速度 / S波速度 / 回折 / 散乱 / 波線理論 … More Except Principal Investigator ロシア極東 / 広帯域地震観測 / プレート運動 / GPS観測 / 上部マントル構造 / 国際研究者交流 / トモグラフィ / 大陸縁分裂 / ゴンドワナ / クラトン / 表面波トモグラフィー / 数値シミュレーション / 大陸分裂 / マントル対流 / 大陸リソスフェア / 海溝後退 / ジーランディア / ゴンドワナ大陸 / 海底電磁気計 / トモグラフィー / 地球内部構造 / 広帯域地震計 / 海底地震計 / 粘弾性 / 自然現象観測・予測 / 国際協力 / 事前現象観測・予測 / 地殻・マントル物質 / テクトニクス / 地球・惑星内部構造 / 歴史地震 / GNSS観測 / 地震観測 / 粘弾性構造 / 長期広域余効変動 / 速度構造 / 地震活動 / 広域地震活動 / 余効変動 / 2011 年東北地方太平洋沖地震 / 稠密地震観測 / 上部マントル構造 GPS 観測 / アムールプレート / トモグラヒィ / トモグラヒイ / マントル微細構造 / スタグナントスラブ Less

大陸プレート底面の高精度イメージングの研究：ベイズ推定による地震学的アプローチPrincipal Investigator
- Principal Investigator
  
  吉澤和範
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Hokkaido University
Evolution, Deformation and Dynamics of the Indo-Australian Plate: A New Seismological ApproachPrincipal Investigator
- Principal Investigator
  
  吉澤和範
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Hokkaido University
ベイズ推定による上部マントル不連続面の高精度マッピングの研究Principal Investigator
- Principal Investigator
  
  吉澤和範
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Hokkaido University
Study on the mechanism of continental breakup at the eastern margin of Gondwanaland by numerical simulations
- Principal Investigator
  
  Yoshida Masaki
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Japan Agency for Marine-Earth Science and Technology
High-resolution imaging of lithospohere and asthenosphere incorporating fine-scale heterogeneityPrincipal Investigator
- Principal Investigator
  
  Yoshizawa Kazunori
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
Pacific Array
- Principal Investigator
  
  Kawakatsu Hitoshi
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  The University of Tokyo
High-resolution mapping of the lithosphere-asthenosphere boundary with seismic wave analysisPrincipal Investigator
- Principal Investigator
  
  Yoshizawa Kazunori
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
Geodynamics in Far East
- Principal Investigator
  
  Takahashi Hiroaki
- Project Period (FY)
  2013 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
A study on the lithosphere-asthenosphere boundary using multi-mode surface wavesPrincipal Investigator
- Principal Investigator
  
  YOSHIZAWA Kazunori
- Project Period (FY)
  2012 – 2013
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
Challenges for a 3-D anelastic attenuation structure from multi-mode surface waves with nonlinear waveform analysisPrincipal Investigator
- Principal Investigator
  
  YOSHIZAWA Kazunori
- Project Period (FY)
  2010 – 2011
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
Renewing of tectonic frame in northeastern Asia by geophysical observation data
- Principal Investigator
  
  TAKAHASHI Hiroaki
- Project Period (FY)
  2009 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
表面波の有限波長トモグラフィー法を用いた3次元上部マントル異方性構造の研究Principal Investigator
- Principal Investigator
  
  吉澤和範
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
Investigation of fine-structure of stagnant slab using by a new broad-band seismic network in the Far Eastern Siberia
- Principal Investigator
  
  KASAHARA Minoru
- Project Period (FY)
  2004 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Hokkaido University
短周期マルチモード表面波の散乱・回折効果を考慮した次世代トモグラフィー法の研究Principal Investigator
- Principal Investigator
  
  吉澤和範
- Project Period (FY)
  2003 – 2004
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University

[Book] 図説地球科学の事典（7.8章：大陸マントル）2018
- Author(s)
  吉澤和範（鳥海光弘代表編，分担執筆）
- Total Pages
  248
- Publisher
  朝倉書店
- ISBN
  9784254160727
- Data Source
  KAKENHI-PROJECT-17K05623
[Book] 地球の物理学事典2013
- Author(s)
  本多了，岩森光，歌田久司，大久保修平，栗田敬，土屋卓久，中井俊一，平賀岳彦，宮武隆，吉澤和範
- Total Pages
  519
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-24740298
[Book] 「地球の物理学事典」(共訳)2013
- Author(s)
  本多了, 岩森光, 歌田久司, 大久保修平, 栗田敬, 土屋卓久, 中井俊一, 平賀岳彦, 宮武隆, 吉澤和範
- Total Pages
  519
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-24740298
[Journal Article] Continental drift with deep cratonic roots2021
- Author(s)
  Yoshida, M. and Yoshizawa, K.
- Journal Title
  
  Annual Review of Earth and Planetary Sciences
  
  Volume: 49 Issue: 1 Pages: 117-139
- DOI
  10.1146/annurev-earth-091620-113028
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03811, KAKENHI-PROJECT-20K04096
[Journal Article] Possible tectonic patterns along the eastern margin of Gondwanaland from numerical studies of mantle convection2020
- Author(s)
  Yoshida, M., Saito, S., and Yoshizawa, K.
- Journal Title
  
  Tectonophysics
  
  Volume: 787 Pages: 228476-228476
- DOI
  10.1016/j.tecto.2020.228476
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03811
[Journal Article] Upper-mantle discontinuities beneath Australia from transdimensional Bayesian inversions using multimode surface waves and receiver functions2020
- Author(s)
  Taira Toru、Yoshizawa Kazunori
- Journal Title
  
  Geophysical Journal International
  
  Volume: 223 Issue: 3 Pages: 2085-2100
- DOI
  10.1093/gji/ggaa442
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K04096, KAKENHI-PROJECT-18K03811
[Journal Article] Dynamics of continental lithosphere extension and passive continental rifting from numerical experiments of visco-elasto-plastic thermo-chemical convection in 2-D Cartesian geometry2020
- Author(s)
  Yoshida, M., Saito, S., and Yoshizawa, K
- Journal Title
  
  Tectonophysics
  
  Volume: 796 Pages: 228659-228659
- DOI
  10.1016/j.tecto.2020.228659
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03811
[Journal Article] Array-based analysis of multimode surface waves: application to phase speed measurements and modal waveform decomposition2019
- Author(s)
  Matsuzawa H、Yoshizawa K
- Journal Title
  
  Geophysical Journal International
  
  Volume: 218 Issue: 1 Pages: 295-312
- DOI
  10.1093/gji/ggz153
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05623, KAKENHI-PROJECT-18J22114
[Journal Article] Surface wave tomography for the Pacific Ocean incorporating seafloor seismic observations and plate thermal evolution2019
- Author(s)
  Isse Takehi、Kawakatsu Hitoshi、Yoshizawa Kazunori、Takeo Akiko、Shiobara Hajime、Sugioka Hiroko、Ito Aki、Suetsugu Daisuke、Reymond Dominique
- Journal Title
  
  Earth and Planetary Science Letters
  
  Volume: 510 Pages: 116-130
- DOI
  10.1016/j.epsl.2018.12.033
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623, KAKENHI-PROJECT-16K05533, KAKENHI-PROJECT-18H03735, KAKENHI-PROJECT-15KK0177
[Journal Article] Interactions of multi-scale heterogeneity in the lithosphere: Australia2017
- Author(s)
  Kennett B.L.N., Yoshizawa K., Furumura T.
- Journal Title
  
  Tectonophysics
  
  Volume: 717 Pages: 193-213
- DOI
  10.1016/j.tecto.2017.07.009
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Journal Article] Interstation phase speed and amplitude measurements of surface waves with nonlinear waveform fitting: application to USArray2015
- Author(s)
  Hamada, K. and Yoshizawa, K.
- Journal Title
  
  Geophys. J. Int.
  
  Volume: 202 Issue: 3 Pages: 35-54
- DOI
  10.1093/gji/ggv213
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26400443
[Journal Article] The lithosphere-asthenosphere transition and radial anisotropy beneath the Australian continent2015
- Author(s)
  Yoshizawa, K. and Kennett, B.L.N.
- Journal Title
  
  Geophys. Res. Lett.
  
  Volume: 42 Issue: 10 Pages: 3839-3846
- DOI
  10.1002/2015gl063845
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400443
[Journal Article] Radially anisotropic 3-D shear wave structure of the Australian lithosphere and asthenosphere from multi-mode surface waves2014
- Author(s)
  Yoshizawa, K.
- Journal Title
  
  Phys. Earth Planet. Inter.
  
  Volume: 235 Pages: 33-48
- DOI
  10.1016/j.pepi.2014.07.008
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26400443
[Journal Article] Australian Seismological Reference Model (AuSREM) : Mantle Component2013
- Author(s)
  Kennett, B.L.N., Fichtner, A., Fishwick, S. and Yoshizawa, K.
- Journal Title
  
  Geophys. J. Int.
  
  Volume: 192 Pages: 871-887
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24740298
[Journal Article] Australian Seismological Reference Model (AuSREM): Mantle Component2013
- Author(s)
  Kennett, B.L.N., Yoshizawa, K et al.
- Journal Title
  
  Geophysical Journal International
  
  Volume: 192 Issue: 2 Pages: 871-887
- DOI
  10.1093/gji/ggs065
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21253005, KAKENHI-PROJECT-24740298
[Journal Article] 2011年東北沖超巨大地震が明らかにした超巨大地震の多様性2013
- Author(s)
  小山順二，蓬田清，吉澤和範，他
- Journal Title
  
  北海道大学地球物理学研究報告
  
  Volume: 76 Pages: 129-146
- Data Source
  KAKENHI-PROJECT-21253005
[Journal Article] Optimal spherical spline filters for the analysis and comparison of regional-scale tomographic models2012
- Author(s)
  Fichtner, A., Fishwick, S., Yoshizawa, K. and Kennett, B. L. N.
- Journal Title
  
  Phys. Earth Planet. Inter.
  
  Volume: 190-191 Pages: 44-50
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] Three-dimensional S wave structure of the upper mantle beneath Turkey from surface wave tomography2012
- Author(s)
  Bakirci, T., Yoshizawa, K. and Ozer, M.F
- Journal Title
  
  Geophysical Journal International
  
  Volume: 190 Issue: 2 Pages: 1058-1076
- DOI
  10.1111/j.1365-246x.2012.05526.x
- NAID
  120005228286
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21253005
[Journal Article] Variability of megathrust earthquakes in the world revealed by the 2011 Tohoku-oki earthquake2012
- Author(s)
  Koyama, J, K. Yomogida, K. Yoshizawa et al.
- Journal Title
  
  Earth Planets and Space
  
  Volume: 64 Issue: 12 Pages: 1189-1198
- DOI
  10.5047/eps.2012.04.011
- NAID
  10031155196
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21253005
[Journal Article] Three-dimensional S wave structure of the upper mantle beneath Turkey from surface wave tomography2012
- Author(s)
  Bakirci, T., Yoshizawa, K. and Ozer, M. F.
- Journal Title
  
  Geophys. J. Int.
  
  Volume: (in press)
- NAID
  120005228286
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] Three-dimensional S wave structure of the upper mantle beneath Turkey from surface wave tomography2012
- Author(s)
  Bakirci, T., Yoshizawa, K. and Ozer, M.F.
- Journal Title
  
  Geophys. J. Int.
  
  Volume: 190 Pages: 1058-1076
- NAID
  120005228286
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24740298
[Journal Article] Optimal spherical spline filters for the analysis and comparison of regional-scale tomographic models2012
- Author(s)
  Fichtner, A., Fishwick, S., Yoshizawa, K., Kennett, B.L.N.
- Journal Title
  
  Physics of the Earth and Planetary Interiors
  
  Volume: 190-191 Pages: 44-50
- DOI
  10.1016/j.pepi.2011.11.001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] Along-dip segmentation of the 2011 off the Pacific coast of Tohoku Earthquake and comparison with other megathrust earthquakes2011
- Author(s)
  Yomogida, K., Yoshizawa, K., Koyama, J., Tsuzuki, M.
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 63 Issue: 7 Pages: 697-701
- DOI
  10.5047/eps.2011.06.003
- NAID
  10030182895
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] 3-D upper mantle structure beneath Japan and its surrounding region from inter-station dispersion measurements of surface waves2010
- Author(s)
  Yoshizawa, K., Miyake, K. and Yomogida,K.
- Journal Title
  
  Phys. Earth Planet. Inter
  
  Volume: 183 Pages: 4-19
- Data Source
  KAKENHI-PROJECT-21253005
[Journal Article] Upper mantle structure of marginal seas and subduction zones in northeastern Eurasia from Rayleigh wave tomography2010
- Author(s)
  Bourova, E., Yoshizawa, K. and Yomogida,K.
- Journal Title
  
  Phys. Earth Planet. Inter
  
  Volume: 183 Pages: 20-32
- Data Source
  KAKENHI-PROJECT-21253005
[Journal Article] 3-D upper mantle structure beneath Japan and its surrounding region from inter-station dispersion measurements of surface waves2010
- Author(s)
  Yoshizawa, K., Miyake, K. and Yomogida, K.
- Journal Title
  
  Phys. Earth Planet. Inter.
  
  Volume: 183 Pages: 4-19
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] Automated multi-mode phase speed measurements for high-resolution regional-scale tomography : Application to North America2010
- Author(s)
  Yoshizawa, K. and Ekstrom, G.
- Journal Title
  
  Geophys. J. Int.
  
  Volume: 183 Pages: 1538-1558
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] 3-D upper mantle structure beneath Japan and its surrounding region from inter-station dispersion measurements of surface waves2010
- Author(s)
  Yoshizawa, K, Miyake, K., Yomogida, K.
- Journal Title
  
  Physics of the Earth and Planetary Interiors
  
  Volume: 183 Pages: 4-19
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] Upper mantle structure of marginal seas and subduction zones in northeastern Eurasia from Rayleigh wave tomography2010
- Author(s)
  Bourova, E., Yoshizawa, K., Yomogida, K.
- Journal Title
  
  Physics of the Earth and Planetary Interiors
  
  Volume: 183 Pages: 20-32
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] Automated multi-mode phase speed measurements for high-resolution regional-scale tomography : Application to North America2010
- Author(s)
  Yoshizawa, K., Ekstroml G.
- Journal Title
  
  Geophysical Journal International
  
  Volume: 183 Pages: 1538-1558
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] Upper mantle structure of marginal seas and subduction zones in northeastern Eurasia from Rayleigh wave tomography2010
- Author(s)
  Bourova, E., Yoshizawa, K. and Yomogida, K.
- Journal Title
  
  Phys. Earth Planet. Inter.
  
  Volume: 183 Pages: 20-32
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654053
[Journal Article] M9-超巨大地震2007
- Author(s)
  木村学・佐竹健治・長谷川昭・深尾良夫・古本宗充・堀高峰・吉澤和範
- Journal Title
  
  Newton 27, 10号
  
  Pages: 12-41
- Data Source
  KAKENHI-PROJECT-16075201
[Journal Article] ScSp波による北海道周辺での太平洋プレートの形状の推定2006
- Author(s)
  長田絹絵・吉澤和範・蓬田清
- Journal Title
  
  北海道大学地球物理学研究報告 69
  
  Pages: 135-146
- NAID
  120000969262
- Data Source
  KAKENHI-PROJECT-16075201
[Journal Article] ScSp波による北海道周辺での太平洋プレートの形状の推定2006
- Author(s)
  長田絹江, 吉澤和範, 蓬田清
- Journal Title
  
  北海道大学地球物理学研究報告 69
  
  Pages: 135-146
- NAID
  120000969262
- Data Source
  KAKENHI-PROJECT-16075201
[Journal Article] Three-dimensional shear wave structure beneath the Philippine Sea from land and ocean bottom broadband Seismograms2006
- Author(s)
  Isse T.,Yoshizawa K, et al
- Journal Title
  
  J. Geophys. Res 111, (B06310)
- NAID
  120005228295
- Data Source
  KAKENHI-PROJECT-16075201
[Journal Article] 2004年スマトラ島沖大地震で発生した地球周回表面波2006
- Author(s)
  吉澤和範
- Journal Title
  
  北海道大学地球物理学研究報告 69(印刷中)
- NAID
  120000965028
- Data Source
  KAKENHI-PROJECT-17740283
[Journal Article] 表面波インバージョンによる上部マントル内部の推定:幾何学的波線から有限幅波線への発展2005
- Author(s)
  吉澤和範
- Journal Title
  
  地震 2巻・57号
  
  Pages: 398-408
- NAID
  40006993254
- Data Source
  KAKENHI-PROJECT-15740266
[Journal Article] 2004年スマトラ沖地震で発生した地球を周回する表面波2005
- Author(s)
  吉澤和範
- Journal Title
  
  なゐふる 49
  
  Pages: 6-6
- Data Source
  KAKENHI-PROJECT-17740283
[Journal Article] Seismic constraints on temperature of the Australian uppermost mantle2005
- Author(s)
  Goes, S., Simons, F.J., Yoshizawa, K.
- Journal Title
  
  Earth and Planetary Science Letters 236
  
  Pages: 227-237
- Data Source
  KAKENHI-PROJECT-17740283
[Journal Article] Sensitivity kernels for finite-frequency surface waves2005
- Author(s)
  Yoshizawa, K., Kennett, B.L.N.
- Journal Title
  
  Geophysical Journal International 162
  
  Pages: 910-926
- Data Source
  KAKENHI-PROJECT-17740283
[Journal Article] 3-D shear wave speed structure beneath the Philippine Sea plate using seismograms recorded by islands and ocean bottom seismometer stations2005
- Author(s)
  Isse T., Yoshizawa K.他9名
- Journal Title
  
  IFREE report (印刷中)
- Data Source
  KAKENHI-PROJECT-15740266
[Presentation] Upper mantle S-wave structure beneath Mongolia, Central Eurasia2022
- Author(s)
  Ganbat, B., Yoshizawa, K., Sodnomsambuu, D., Munkhuu, U.
- Organizer
  日本地震学会2022年度秋季大会
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Upper mantle structure beneath Mongolia and its surrounding regions from multi-mode surface waves: Implications for the western margin of Amur plate2022
- Author(s)
  Ganbat, B., Yoshizawa, K., Sodnomsambuu, D., Munkhuu, U.
- Organizer
  American Geophysical Union 2022 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] レシーバ関数および表面波を用いたベイジアンインバージョンによる上部マントル不連続面2022
- Author(s)
  垂水洸太郎，吉澤和範
- Organizer
  日本地球惑星科学連合2022年大会
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] マルチモード表面波とレシーバ関数を用いた豪州大陸下の上部マントル不連続面2022
- Author(s)
  垂水洸太郎，吉澤和範
- Organizer
  日本地震学会2022年度秋季大会
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Radially anisotropic 3-D S-wave structure in the Mongolian upper mantle2022
- Author(s)
  Ganbat, B., Yoshizawa, K., Sodnomsambuu, D., Munkhuu, U.
- Organizer
  Japan Geoscience Union Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Joint inversions of receiver function and surface wave dispersion with the trans-dimensional Bayesian inversion: Effects of moveout corrections2022
- Author(s)
  Tarumi, K., Yoshizawa, K.
- Organizer
  American Geophysical Union 2022 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] The influence of multi-scale stochastic heterogeneity on surface-wave phase speeds and apparent radial anisotropy2021
- Author(s)
  Xu, Y., Yoshizawa, K. and Furumura, T.
- Organizer
  IAGA-IASPEI Joint Scientific Assembly 2021 (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Eikonal tomography of North American upper mantle using multi-mode surface waves2021
- Author(s)
  Matsuzawa, H., Yoshizawa, K. and Lin, F.-C.
- Organizer
  IAGA-IASPEI Joint Scientific Assembly 2021 (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Radially anisotropic 3-D shear wave structure of the upper mantle beneath North America by multi-mode eikonal tomography2021
- Author(s)
  Matsuzawa, H., Yoshizawa, K. and Lin, F.-C.
- Organizer
  JpGU Meeting 2021 (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Radially anisotropic 3-D S-wave model using multi-mode surface waves: Comparisons of linearized and nonlinear Bayesian approaches2020
- Author(s)
  Yoshizawa, K. and Taira T.
- Organizer
  AGU Fall Meeting 2020 (Online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Multi-mode phase speed distribution in North America using eikonal tomography2020
- Author(s)
  Matsuzawa, H., Yoshizawa, K. and Lin, F.-C.
- Organizer
  AGU Fall Meeting 2020 (Online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Multi-mode surface wave phase speed distribution in North America2020
- Author(s)
  Matsuzawa, H., Yoshizawa, K. and Lin, F.-C.
- Organizer
  JpGU-AGU Joint Meeting 2020 (Online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Multi-mode surface wave tomography with trans-dimensional hierarchical Bayesian inversion: application to Australia2020
- Author(s)
  Yoshizawa, K. and Taira T.
- Organizer
  JpGU-AGU Joint Meeting 2020 (Online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04096
[Presentation] Upper mantle discontinuities beneath Australia from trans-dimensional hierarchical Bayesian inversions using receiver functions and multi-mode surface waves2020
- Author(s)
  Yoshizawa, K. and Taira, T.
- Organizer
  EGU General Assembly 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03811
[Presentation] Multi-mode surface wave tomography with trans-dimensional hierarchical Bayesian inversion: application to Australia2020
- Author(s)
  Yoshizawa, K. and Taira, T.
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03811
[Presentation] Mapping azimuthal anisotropy in the Australasian upper mantle with multi-mode surface waves2020
- Author(s)
  Yoshizawa, K. and Nishimura, Y.
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03811
[Presentation] Mapping multi-mode surface wave phase speeds in North America using mode-branch waveforms decomposed by linear Radon transform2019
- Author(s)
  Matsuzawa, H., Yoshizawa, K.
- Organizer
  Japan Geosciences Union 2019 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Quantitative Estimation of Apparent Radial Anisotropy in the Lithosphere and Asthenosphere: Effects of Multi-scale Heterogeneity2019
- Author(s)
  Yoshizawa, K., Xu, Y., Furumura, T.
- Organizer
  International Union of Geodesy and Geophysics 2019 General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] モード分離波形を用いたマルチモード表面波の位相速度分布：eikonal tomographyへの適用2019
- Author(s)
  松澤仁志，吉澤和範，Lin, Fan.-Chi.
- Organizer
  日本地震学会2019年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Effects of fine-scale laminated heterogeneity on seismic anisotropy from long-period surface waves: Evaluation with two-dimensional waveform modelling2019
- Author(s)
  Xu, Y., Yoshizawa, K., Furumura, T.
- Organizer
  Japan Geosciences Union 2019 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Radial and Azimuthal Anisotropy in the Australian Upper Mantle: Tectonic Implications for Tasman Line and Suture Zone2019
- Author(s)
  Nishimura, Y., Yoshizawa, K., Kennett., B.L.N.
- Organizer
  International Union of Geodesy and Geophysics 2019 General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03811
[Presentation] マルチモード表面波による上部マントル異方的構造の推定: オーストラリア周辺域への応用2019
- Author(s)
  西村祐香，吉澤和範
- Organizer
  日本地震学会2019年秋季大会
- Data Source
  KAKENHI-PROJECT-18K03811
[Presentation] Multi-mode surface wave tomography for azimuthal anisotropy in the Australasian upper mantle2019
- Author(s)
  Nishimura, Y., Yoshizawa, K.
- Organizer
  Japan Geosciences Union 2019 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03811
[Presentation] Trans-dimensional Bayesian inversion for a radially anisotropic S-wave velocity model in the crust and upper mantle: Application to the Australian continent2019
- Author(s)
  Taira, T., Yoshizawa, K.
- Organizer
  Japan Geosciences Union 2019 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Multi-mode Phase Speed Measurements of Surface Waves with a Hybrid Array-based Method: Application to USArray2019
- Author(s)
  Matsuzawa, H., Yoshizawa, K.
- Organizer
  International Union of Geodesy and Geophysics 2019 General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Radially Anisotropic S-wave Structure of Australian Upper Mantle: Trans-dimensional Hierarchical Bayesian Inversions of Receiver Functions and Multi-mode Surface Waves2019
- Author(s)
  Taira, T., Yoshizawa, K.
- Organizer
  American Geophysical Union 2019 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] 線形および非線形インバージョンによる大陸マントル3次元異方的S波度構モデル比較2019
- Author(s)
  吉澤和範，平亨
- Organizer
  日本地震学会2019年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Trans-dimensional Bayesian Inversions for Australian Lithosphere and Asthenosphere Using Multi-mode Surface Waves and Receiver Functions2019
- Author(s)
  Taira, T., Yoshizawa, K.
- Organizer
  International Union of Geodesy and Geophysics 2019 General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Effects of quasi-laminated random heterogeneity on surface wave propagation and apparent radial anisotropy2019
- Author(s)
  Xu, Y., Yoshizawa, K., Furumura, T.
- Organizer
  日本地震学会2019年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Phase speed and arrival angle measurements of multi-mode surface waves with array-based analysis2018
- Author(s)
  Matsuzawa, H., Yoshizawa, K.
- Organizer
  Japan Geosciences Union 2018 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Apparent radial anisotropy of S waves generated by laminated random heterogeneity in the lithosphere and asthenosphere2018
- Author(s)
  Yoshizawa, K., Xu, Y., Furumura, T.
- Organizer
  American Geophysical Union 2018 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] アレイ解析による北米大陸のマルチモード表面波位相速度分布2018
- Author(s)
  松澤仁志，吉澤和範
- Organizer
  日本地震学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Measurements of Rayleigh-wave particle motions: Implication for crust and upper mantle structure beneath the Japanese islands2018
- Author(s)
  Ikedo, K., Yoshizawa, K., Nishida, K.
- Organizer
  Japan Geosciences Union 2018 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] η_κを用いた太平洋域及びオーストラリア周辺域の上部マントル3次元鉛直異方性構造2018
- Author(s)
  奥山秀弥，吉澤和範，川勝均，一瀬建日
- Organizer
  日本地震学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] マルチモード表面波を用いたオーストラリア周辺域の上部マントル方位異方性2018
- Author(s)
  西村祐香，吉澤和範
- Organizer
  日本地震学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Trans-dimensional Bayesian inversion for the crust and upper mantle using Ps/Sp receiver functions and multi-mode surface waves2018
- Author(s)
  Taira, T, Yoshizawa, K.
- Organizer
  Japan Geosciences Union 2018 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Inversions for radially anisotropic upper mantle structure with thea new fifth anisotropic parameter η_κ using multi-mode surface waves2018
- Author(s)
  Okuyama, S., Yoshizawa, K., Kawakatsu, H.
- Organizer
  Japan Geosciences Union 2018 Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] マルチモード表面波を用いたオーストラリア周辺域の上部マントル方位異方性2018
- Author(s)
  西村祐香、吉澤和範
- Organizer
  日本地震学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-18K03811
[Presentation] リソスフェア・アセノスフェアのランダム微細不均質性とみかけのS波鉛直異方性2018
- Author(s)
  吉澤和範
- Organizer
  日本地震学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Trans-dimensional Bayesian inversionによる大陸域の地殻―上部マントル速度構造推定2018
- Author(s)
  平亨，吉澤和範
- Organizer
  日本地震学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Mapping multi-mode phase speeds of surface waves in North America with array-based dispersion analysis using USArray2018
- Author(s)
  Matsuzawa, H., Yoshizawa, K.
- Organizer
  American Geophysical Union 2018 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] High-resolution 3-D S-wave structure beneath North America using phase and amplitude of surface waves2017
- Author(s)
  Hamada, K. and Yoshizawa, K.
- Organizer
  JpGU-AGU Joint Meeting 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] 新しい異方性パラメータη_κの表面波位相速度インバージョンへの影響2017
- Author(s)
  奥山秀弥，吉澤和範，川勝均
- Organizer
  日本地震学会2017年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Multi-mode phase speed measurements with array-based analysis: Application to the North American continent2017
- Author(s)
  Matsuzawa, H. and Yoshizawa, K.
- Organizer
  AGU Fall Meeting 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Phase speed measurements of multi-mode surface waves using a broad-band array: Application to USArray2017
- Author(s)
  Matsuzawa, H. and Yoshizawa, K.
- Organizer
  IAG-IASPEI Joint Assembly 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Multi-mode phase speed measurements of surface waves with array-based analysis2017
- Author(s)
  松澤仁志，吉澤和範
- Organizer
  JpGU-AGU Joint Meeting 2017
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Seismic wave analysis of North Korean nuclear tests using seismographic networks in Japan2017
- Author(s)
  Yoshizawa, K. and Narita, R.
- Organizer
  IAG-IASPEI Joint Assembly 2017
- Data Source
  KAKENHI-PROJECT-25257204
[Presentation] 震源間の位相速度解析によるローカルスケールの表面波位相速度分布の推定2017
- Author(s)
  吉澤和範，Ginboi, K.
- Organizer
  日本地震学会2017年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Effects of random heterogeneity in the upper mantle on apparent radial anisotropy2017
- Author(s)
  Yoshizawa, K., Xu, Y., Furumura, T.
- Organizer
  IAG-IASPEI Joint Assembly 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] アレイ解析による表面波のモード波形分離法の開発2017
- Author(s)
  松澤仁志，吉澤和範
- Organizer
  日本地震学会2017年秋季大会
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] 3-D upper mantle structure beneath the Sea of Japan with inter-station surface-wave analysis using multiple seismic arrays2017
- Author(s)
  成田涼、浜田広太、吉澤和範、川勝均、宮町宏樹、一柳昌義、高橋浩晃、Iurii Levin、Valentin Mikhaylov、Dmitrii Kostylev
- Organizer
  JpGU-AGU Joint Meeting 2017
- Data Source
  KAKENHI-PROJECT-25257204
[Presentation] Mapping the upper mantle beneath North American continent with joint inversion of surface- wave phase and amplitude2017
- Author(s)
  Yoshizawa, K. and Hamada, K.
- Organizer
  AGU Fall Meeting 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] Measurements of Rayleigh wave particle motions beneath the Japanese islands: Implications for the crust and uppermost mantle structures2017
- Author(s)
  Ikedo, K., Yoshizawa, K. and Nishida, K
- Organizer
  JpGU-AGU Joint Meeting 2017
- Data Source
  KAKENHI-PROJECT-25257204
[Presentation] A seismological constraint on the asthenosphere: mapping radial anisotropy with multi-mode surface waves2017
- Author(s)
  Yoshizawa, K.
- Organizer
  JpGU-AGU Joint Meeting 2017
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05623
[Presentation] 3D shear wave structure in the North American upper mantle from interstation phase and amplitude data of surface waves2016
- Author(s)
  Hamada, K.. and Yoshizawa, K.
- Organizer
  Japan Geosciences Union
- Place of Presentation
  幕張メッセ（千葉県千葉市）
- Year and Date
  2016-05-22
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] 広帯域海底地震観測記録を用いた太平洋上部マントル３次元S波速度構造2016
- Author(s)
  一瀬建日，塩原肇，吉澤和範，杉岡裕子，伊東亜紀，末次大輔
- Organizer
  日本地震学会2016年秋季大会
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-10-05
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Multi-scale heterogeneities in continental lithosphere and their implications for lithospheric discontinuities2016
- Author(s)
  Yoshizawa, K. and Kennett, B.L.N.
- Organizer
  Japan Geosciences Union
- Place of Presentation
  幕張メッセ（千葉県千葉市）
- Year and Date
  2016-05-22
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] 広帯域アレイを用いた日本海下の上部マントル３次元S波速度構造2016
- Author(s)
  成田涼，浜田広太，吉澤和範，川勝均
- Organizer
  日本地震学会2016年秋季大会
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-10-05
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Interstation phase speed measurements of surface waves in the Sea of Japan using broadband seismic arrays2016
- Author(s)
  Narita, R., Hamada, K., Yoshizawa, K. and Kawakatsu, H.
- Organizer
  Japan Geosciences Union
- Place of Presentation
  幕張メッセ（千葉県千葉市）
- Year and Date
  2016-05-24
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] リソスフェア内のランダム不均質性とみかけの鉛直異方性：表面波位相度への影響2016
- Author(s)
  吉澤和範
- Organizer
  日本地震学会2016年秋季大会
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-10-07
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] アレイ解析によるマルチモード表面波の位相速度計測2016
- Author(s)
  松澤仁志，吉澤和範
- Organizer
  日本地震学会2016年秋季大会
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-10-07
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] 表面波二点法解析による位相・振幅比データを用いた北米大陸下の３次元S波速度構造2016
- Author(s)
  浜田広太，吉澤和範
- Organizer
  日本地震学会2016年秋季大会
- Place of Presentation
  名古屋国際会議場（愛知県名古屋市）
- Year and Date
  2016-10-05
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Anisotropic layering in the continental upper mantle: Implication for the mid-lithosphere discontinuity?2015
- Author(s)
  Yoshizawa, K.
- Organizer
  Japan Symposium of SEDI (Study of the Earth’s Deep Interior) 2015
- Place of Presentation
  東京大学地震研究所（東京都文京区）
- Year and Date
  2015-09-26
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] 大陸域におけるリソスフェア内不連続面と鉛直異方性2015
- Author(s)
  吉澤　和範
- Organizer
  日本地震学会2015年秋季大会
- Place of Presentation
  神戸国際会議場（兵庫県神戸市）
- Year and Date
  2015-10-28
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Radial anisotropy of the Australian lithosphere and asthenosphere2015
- Author(s)
  Yoshizawa, K. and Kennett, B.L.N.
- Organizer
  International Union of Geodesy and Geophysics 26th General Assembly 2015
- Place of Presentation
  プラハ（チェコ）
- Year and Date
  2015-06-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] マルチモード表面波による上部マントル鉛直異方性の制約2015
- Author(s)
  吉澤　和範
- Organizer
  日本地球惑星科学連合2015年大会
- Place of Presentation
  幕張メッセ（千葉県千葉市）
- Year and Date
  2015-05-26
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] On the effects of parameterization for radial anisotropy constrained by Love and Rayleigh waves2015
- Author(s)
  Yoshizawa, K.
- Organizer
  International Symposium on Structure and Dynamics of the Oceanic Lithosphere/Asthenosphere System
- Place of Presentation
  ホテル松島大観荘（宮城県）
- Year and Date
  2015-03-05
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Lithosphere-Asthenosphere Transition, Mid-Lithosphere Discontinuity and Radial Anisotropy from Multi-mode Surface Wave Tomography2015
- Author(s)
  Yoshizawa, K. and Kennett, B.L.N.
- Organizer
  American Geophysical Union 2015 Fall Meeting
- Place of Presentation
  サンフランシスコ（米国）
- Year and Date
  2015-12-15
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Inter-station phase speed and amplitude measurements of surface waves toward a high-resolution upper mantle model in the Sea of Japan2015
- Author(s)
  Narita, R., Hamada, K. and Yoshizawa, K.
- Organizer
  Japan Symposium of SEDI (Study of the Earth’s Deep Interior) 2015
- Place of Presentation
  東京大学地震研究所（東京都文京区）
- Year and Date
  2015-09-26
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] 表面波の位相及び振幅を用いた北米大陸の高精度マッピング2015
- Author(s)
  浜田　広太，吉澤　和範
- Organizer
  日本地球惑星科学連合2015年大会
- Place of Presentation
  幕張メッセ（千葉県千葉市）
- Year and Date
  2015-05-26
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Joint Inversion of Phase and Amplitude Data of Surface Waves for North American Upper Mantle2015
- Author(s)
  Hamada, K. and Yoshizawa, K.
- Organizer
  American Geophysical Union 2015 Fall Meeting
- Place of Presentation
  サンフランシスコ（米国）
- Year and Date
  2015-12-15
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Upper mantle structure of North America using inter-station phase and amplitude of surface waves2015
- Author(s)
  Hamada, K. and Yoshizawa, K.
- Organizer
  Japan Symposium of SEDI (Study of the Earth’s Deep Interior) 2015
- Place of Presentation
  東京大学地震研究所（東京都文京区）
- Year and Date
  2015-09-26
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] ２観測点間の表面波の位相及び振幅比のジョイントインバージョンによる北米大陸下の上部マントル構造2015
- Author(s)
  浜田　広太，吉澤　和範
- Organizer
  日本地震学会2015年秋季大会
- Place of Presentation
  神戸国際会議場（兵庫県神戸市）
- Year and Date
  2015-10-28
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Inter-station phase and amplitude measurements of surface waves for high-resolution regional-scale tomography in North America2014
- Author(s)
  Hamada, K., Yoshizawa, K.
- Organizer
  Asia and Oceania Geoscieces Society 11th Annual Meeting
- Place of Presentation
  ロイトン札幌（北海道）
- Year and Date
  2014-07-30
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] 上部マントル S 波鉛直異方性に対する地震表面波の分解能2014
- Author(s)
  吉澤　和範
- Organizer
  日本地震学会2014年秋季大会
- Place of Presentation
  朱鷺メッセ新潟コンベンションセンター（新潟県）
- Year and Date
  2014-11-26
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Estimation of the lithosphere-asthenosphere transition from multi- mode surface waves2014
- Author(s)
  Yoshizawa, K.
- Organizer
  Japan Geosciences Union
- Place of Presentation
  パシフィコ横浜（神奈川県）
- Year and Date
  2014-04-28
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] 2観測点間の表面波振幅比を用いた北米大陸の位相速度分布2014
- Author(s)
  浜田　広太，吉澤　和範
- Organizer
  日本地震学会2014年秋季大会
- Place of Presentation
  朱鷺メッセ新潟コンベンションセンター（新潟県）
- Year and Date
  2014-11-25
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Mapping the upper mantle with multi-mode surface waves: Lithosphere-ashtenosphere transition and radial anisotropy2014
- Author(s)
  Yoshizawa, K., Kennett, B.L.N.
- Organizer
  The 14th International Symposium on Study of the Earth's Deep Interior
- Place of Presentation
  湘南国際村センター（神奈川県）
- Year and Date
  2014-08-01
- Invited
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] Surface-wave phase velocity maps of North America with inter-station waveform analysis2014
- Author(s)
  Hamada, K., Yoshizawa, K.
- Organizer
  Japan Geosciences Union
- Place of Presentation
  パシフィコ横浜（神奈川県）
- Year and Date
  2014-04-29
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] The Lithosphere-Asthenosphere Transition and Radial Anisotropy Beneath Australian Continent2014
- Author(s)
  Yoshizawa, K.
- Organizer
  Asia and Oceania Geoscieces Society 11th Annual Meeting
- Place of Presentation
  ロイトン札幌（北海道）
- Year and Date
  2014-07-30
- Invited
- Data Source
  KAKENHI-PROJECT-26400443
[Presentation] B.L.N., Lithosphere-asthenosphere boundary and radial anisotropy of the Australian continent from multi-mode surface waves2013
- Author(s)
  Yoshizawa, K. and Kennett
- Organizer
  AGU Fall Meeting
- Place of Presentation
  Moscone Center (San Francisco, USA)
- Year and Date
  2013-12-10
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Mapping the Australian upper mantle with multi-mode surface waves: Radial anisotropy and the lithosphere-asthenosphere boundary2013
- Author(s)
  Yoshizawa, K. and Kennett, B.L.N.
- Organizer
  IAHS-IAPSO-IASPEI Joint Assembly 2013
- Place of Presentation
  ヨーテボリコンベンションセンター（スウェーデン）
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Surface-wave amplitude analysis for array data with non-linear waveform fitting : Toward high-resolution attenuation models of the upper mantle2013
- Author(s)
  Hamada, K. and Yoshizawa, K.
- Organizer
  AGU Fall Meeting
- Place of Presentation
  Moscone Center (San Francisco, USA)
- Year and Date
  2013-12-11
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Measurements of inter-station phase speeds and attenuation of surface waves in North America with USArray2013
- Author(s)
  Hamada, K. and Yoshizawa, K.
- Organizer
  IAHS-IAPSO-IASPEI Joint Assembly 2013
- Place of Presentation
  Gothenburg Convention Centre (Gothenburg, Sweden)
- Year and Date
  2013-07-24
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] USArrayを用いた北米大陸の減衰構造 : 非線形波形フィッティングによる表面波振幅の2点法解析2013
- Author(s)
  浜田広太, 吉澤和範
- Organizer
  日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ(千葉市)
- Year and Date
  2013-05-24
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] 豪州大陸下のリソスフェア-アセノスフェア境界の地震学的検出2013
- Author(s)
  吉澤和範, Kennett, B.L.N.
- Organizer
  日本地震学会秋季大会
- Place of Presentation
  産業貿易センター(横浜市)
- Year and Date
  2013-10-08
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] 非線形波形フィッティングを用いた表面波振幅解析による北米大陸の減衰構造2013
- Author(s)
  浜田広太, 吉澤和範
- Organizer
  日本地震学会秋季大会
- Place of Presentation
  産業貿易センター(横浜市)
- Year and Date
  2013-10-08
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] 豪州大陸下の上部マントル鉛直異方性とリソスフェア-アセノスフェア境界2013
- Author(s)
  吉澤和範, Kennett, B.L.N.
- Organizer
  日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ(千葉市)
- Year and Date
  2013-05-24
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Measurements of inter-station phase speeds and attenuation of surface waves in North America with USArray2013
- Author(s)
  Hamada, K. and Yoshizawa K.(発表者)
- Organizer
  IAHS-IAPSO-IASPEI Joint Assembly 2013
- Place of Presentation
  ヨーテボリコンベンションセンター（スウェーデン）
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Mapping the Australian upper mantle with multi-mode surface waves : Radial anisotropy and the lithosphere-asthenosphere boundary2013
- Author(s)
  Yoshizawa, K. and Kennett, B.L.N.
- Organizer
  IAHS-IAPSO-IASPEI Joint Assembly 2013
- Place of Presentation
  Gothenburg Convention Centre (Gothenburg, Sweden)
- Year and Date
  2013-07-24
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] USArray を用いた北米大陸の減衰構造：２点法による表面波振幅解析2012
- Author(s)
  浜田広太，吉澤和範
- Organizer
  日本地震学会2012年度秋季大会
- Place of Presentation
  函館市民会館
- Data Source
  KAKENHI-PROJECT-21253005
[Presentation] 斜め衝突帯の巨大地震 (1)相模トラフ2012
- Author(s)
  小山順二，蓬田清，吉澤和範，他
- Organizer
  日本地球惑星科学連合2012年度連合大会
- Place of Presentation
  幕張メッセ
- Data Source
  KAKENHI-PROJECT-21253005
[Presentation] USArrayを用いた北米大陸の減衰構造 : 2点法による表面波振幅解析2012
- Author(s)
  浜田広太, 吉澤和範
- Organizer
  日本地震学会秋季大会
- Place of Presentation
  函館市民会館・体育館(函館市)
- Year and Date
  2012-10-18
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Mapping the upper mantle with multi-mode surface waves : Application to the Australian region2012
- Author(s)
  Kennett, B.L.N. and Yoshizawa, K.
- Organizer
  34th International Geological Congress
- Place of Presentation
  Brisbane Convention Centre (Brisbane, Australia)
- Year and Date
  2012-08-08
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] マルチモード表面波を用いたリソスフェア-アセノスフェア境界の推定2012
- Author(s)
  吉澤和範
- Organizer
  日本地震学会秋季大会
- Place of Presentation
  函館市民会館・体育館(函館市)
- Year and Date
  2012-10-18
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] マルチモード表面波による大陸リソスフェアの3次元イメージング2012
- Author(s)
  吉澤和範，他
- Organizer
  日本地球惑星科学連合2012年度連合大会
- Place of Presentation
  幕張メッセ
- Data Source
  KAKENHI-PROJECT-21253005
[Presentation] マルチモード表面波による大陸リソスフェアの3次元イメージング2012
- Author(s)
  吉澤和範
- Organizer
  日本地球惑星科学連合大会
- Place of Presentation
  幕張メッセ(千葉市)
- Year and Date
  2012-05-20
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] マルチモード表面波を用いたリソスフェア－アセノスフェア境界の推定2012
- Author(s)
  吉澤和範
- Organizer
  日本地震学会2012年度秋季大会
- Place of Presentation
  函館市民会館
- Data Source
  KAKENHI-PROJECT-21253005
[Presentation] マルチモード表面波トモグラフィーによるオーストラリア地域の3次元S波速度及び異方性モデル2011
- Author(s)
  吉澤和範, Kennett, B. L. N.
- Organizer
  日本地球惑惑星科学連合大会
- Place of Presentation
  幕張メッセ(千葉市)
- Year and Date
  2011-05-23
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] マルチモード表面波による豪州及び北米大陸の3次元上部マントル構造の復元2011
- Author(s)
  吉澤和範, Kennett, B.L.N., Ekstrom, G.
- Organizer
  日本地震学会秋季大会2011
- Place of Presentation
  グランシップ(静岡市)
- Year and Date
  2011-10-12
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] 3-D Shear Wave Structure and Radial Anisotropy of Australian Region from Multi-mode Surface Waves2011
- Author(s)
  Yoshizawa, K. and Kennett, B. L. N.
- Organizer
  IUGG General Assembly
- Place of Presentation
  Melbourne Convention and Exhibition Centre(Melbourne, Australia)
- Year and Date
  2011-07-03
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] 3-D Shear Wave Structure and Radial Anisotropy of Australian Region from Multi-mode Surface Waves2011
- Author(s)
  Yoshizawa, K., Kennett, B.L.N.
- Organizer
  IUGG General Assembly 2011
- Place of Presentation
  メルボルンコンベンションセンター(オーストラリア)
- Year and Date
  2011-07-03
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] マルチモード表面波トモグラフィーによるオーストラリア地域の3次元S波速度及び異方性モデル2011
- Author(s)
  吉澤和範, Kennett, B.L.N.
- Organizer
  日本地球惑惑星科学連合大会2011
- Place of Presentation
  幕張メッセ(千葉市)
- Year and Date
  2011-05-23
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] Mapping continental upper mantle with multi-mode surface waves : Case studies for Australia and North America2011
- Author(s)
  Yoshizawa, K., Kennett, B. L. N., Ekstro m, G.
- Organizer
  AGU Fall Meeting
- Place of Presentation
  Moscone Convention Center(San Francisco, USA)
- Year and Date
  2011-12-13
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] Mapping continental upper mantle with multi-mode surface waves : Case studies for Australia and North America2011
- Author(s)
  Yoshizawa, K., Kennett, B.L.N., Ekstrom, G.
- Organizer
  AGU Fall Meeting 2011
- Place of Presentation
  モスコーニコンベンションセンター(アメリカ)
- Year and Date
  2011-12-13
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] マルチモード表面波による豪州及び北米大陸の3次元上部マントル構造の復元2011
- Author(s)
  吉澤和範, Kennett, B. L. N., Ekstro. m, G.
- Organizer
  日本地震学会秋季大会
- Place of Presentation
  グランシップ(静岡市)
- Year and Date
  2011-10-12
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] Radially anisotropic shear wave model of North America from multi-mode surface wave tomography using USArray2010
- Author(s)
  Yoshizawa, K., Ekstrom, G.
- Organizer
  Japan Geosciences Union, International Session
- Place of Presentation
  幕張メッセ(千葉)
- Year and Date
  2010-05-26
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] Radially anisotropic shear wave model of North America from multi-mode surface wave tomography using USArray2010
- Author(s)
  Yoshizawa, K. & Ekstrom, G.
- Organizer
  Japan Geosciences Union
- Place of Presentation
  Makuhari Messe(Chiba)
- Year and Date
  2010-05-26
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] マルチモード表面波の自動位相速度計測:大陸地域への応用2010
- Author(s)
  吉澤和範
- Organizer
  日本地震学会秋季大会
- Place of Presentation
  広島国際会議場(広島市)
- Year and Date
  2010-10-27
- Data Source
  KAKENHI-PROJECT-22654053
[Presentation] 表面波2点法を用いた日本列島および日本海下の3次元S波速度構造2009
- Author(s)
  三宅一彰・吉澤和範・蓬田清
- Organizer
  地球惑星科学連合2009年大会
- Place of Presentation
  幕張メッセ国際会議場
- Year and Date
  2009-05-18
- Data Source
  KAKENHI-PROJECT-21253005
[Presentation] Mapping continental lithosphere with multi-mode surface waves: Application to the Australian continent
- Author(s)
  K. Yoshizawa, B.L.N. Kennett
- Organizer
  Gordon Research Conference
- Place of Presentation
  Mount Holyoke College, South Hadley, USA
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Mapping the upper mantle with multi-mode surface waves: Application to the Australian region
- Author(s)
  Kennett, B.L.N. and Yoshizawa, K.
- Organizer
  34th International Geological Congress
- Place of Presentation
  ブリズベンコンベンションセンター（オーストラリア）
- Invited
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] 豪州大陸下のリソスフェア－アセノスフェア境界の地震学的検出
- Author(s)
  吉澤和範，B.L.N. Kennett
- Organizer
  日本地震学会2013年秋季大会
- Place of Presentation
  産業貿易センター，横浜市
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] 非線形波形フィッティングを用いた表面波振幅解析による北米大陸の減衰構造
- Author(s)
  浜田広太，吉澤和範
- Organizer
  日本地震学会2013年秋季大会
- Place of Presentation
  産業貿易センター，横浜市
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] マルチモード表面波を用いたリソスフェア－アセノスフェア境界の推定
- Author(s)
  吉澤和範
- Organizer
  日本地震学会2012年度秋季大会
- Place of Presentation
  函館市民会館・体育館（函館市）
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Mapping the Australian upper mantle with multi-mode surface waves: Radial anisotropy and the lithosphere-asthenosphere boundary
- Author(s)
  K. Yoshizawa, B.L.N. Kennett
- Organizer
  IAHS-IAPSO-IASPEI Joint Assembly 2013
- Place of Presentation
  Gothenburg Convention Centre, Gothenburg, Sweden
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Surface-wave amplitude analysis for array data with non-linear waveform fitting: Toward high- resolution attenuation models of the upper mantle
- Author(s)
  K. Hamada, K. Yoshizawa
- Organizer
  American Geophysical Union 2013 Fall Meeting
- Place of Presentation
  Moscone Center, San Francisco, USA
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] 豪州大陸下の上部マントル鉛直異方性とリソスフェア-アセノスフェア境界
- Author(s)
  吉澤和範，Kennett, B.L.N.
- Organizer
  日本地球惑星科学連合2013年大会
- Place of Presentation
  幕張メッセ（千葉市）
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] USArrayを用いた北米大陸の減衰構造：非線形波形フィッティングによる表面波振幅の２点法解析
- Author(s)
  浜田広太，吉澤和範
- Organizer
  日本地球惑星科学連合2013年大会
- Place of Presentation
  幕張メッセ（千葉市）
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Measurements of inter-station phase speeds and attenuation of surface waves in North America with USArray
- Author(s)
  K. Hamada, K. Yoshizawa
- Organizer
  IAHS-IAPSO-IASPEI Joint Assembly 2013
- Place of Presentation
  Gothenburg Convention Centre, Gothenburg, Sweden
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] マルチモード表面波による大陸リソスフェアの3次元イメージング
- Author(s)
  吉澤和範
- Organizer
  日本地球惑星科学連合2012年大会
- Place of Presentation
  幕張メッセ（千葉市）
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] USArray を用いた北米大陸の減衰構造:2点法による表面波振幅解析
- Author(s)
  浜田広太，吉澤和範
- Organizer
  日本地震学会2012年度秋季大会
- Place of Presentation
  函館市民会館・体育館（函館市）
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] USArrayを用いた北米大陸の減衰構造:非線形波形フィッティングによる表面波振幅の2点法解析
- Author(s)
  浜田広太，吉澤和範
- Organizer
  日本地球惑星科学連合2013年大会
- Place of Presentation
  幕張メッセ，千葉市
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] Lithosphere-asthenosphere boundary and radial anisotropy of the Australian continent from multi-mode surface waves
- Author(s)
  K. Yoshizawa, B.L.N. Kennett
- Organizer
  American Geophysical Union 2013 Fall Meeting
- Place of Presentation
  Moscone Center, San Francisco, USA
- Data Source
  KAKENHI-PROJECT-24740298
[Presentation] 豪州大陸下の上部マントル鉛直異方性とリソスフェア－アセノスフェア境界
- Author(s)
  吉澤和範，B.L.N. Kennett
- Organizer
  日本地球惑星科学連合2013年大会
- Place of Presentation
  幕張メッセ，千葉市
- Data Source
  KAKENHI-PROJECT-24740298

1. TANIOKA Yuuichiro (40354526)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
2. YOMOGIDA Kiyoshi (70230844)

# of Collaborated Projects: 3 results

# of Collaborated Products: 8 results
3. MIYAMACHI Hiroki (30182041)

# of Collaborated Projects: 3 results

# of Collaborated Products: 1 results
4. TAKAHASHI Hiroaki (30301930)

# of Collaborated Projects: 3 results

# of Collaborated Products: 1 results
5. NAKAO Shigeru (90237214)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. KASAHARA Minoru (40001846)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. YOSHIMOTO Mitsuhiro (20334287)

# of Collaborated Projects: 1 results

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8. Kawakatsu Hitoshi (60242153)

# of Collaborated Projects: 1 results

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9. SHIOBARA Hajime (60211950)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. ISSE Takehi (60359180)

# of Collaborated Projects: 1 results

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11. NISHIDA Kiwamu (10345176)

# of Collaborated Projects: 1 results

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12. UTADA Hisashi (70134632)

# of Collaborated Projects: 1 results

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13. SUETSUGU Daisuke (20359178)

# of Collaborated Projects: 1 results

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14. SUGIOKA Hiroko (00359184)

# of Collaborated Projects: 1 results

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15. Yoshida Masaki (00371716)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
16. 大園真子 (10623837)

# of Collaborated Projects: 1 results

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17. 斎藤実篤 (40292859)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
18. SEN Rak Se

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. BORMOTOV Vladimir

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. ICHIYANAGI Masayoshi

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
21. YAMAGUCHI Teruhiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. GORDEEV Evgeny

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. BYKOV Victor

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. GERASIMENKO Mikhail

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. SHESTAKOV Nikolay

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. VASILENKO Nikolay

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
27. PRYTKOV Alexandr

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
28. LEVIN Yuri

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
29. VALENTINE Mikhaylov

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
30. KOSTYLEV Dmitrii

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
31. CHEBROV Danila

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
32. SEROVETNIKOV Sergey

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
33. HAMADA KOUTA

# of Collaborated Projects: 1 results

# of Collaborated Products: 13 results
34. NARITA RYOU

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
35. MATSUZAWA HITOSHI

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
36. Kennett Brian L. N.

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
37. MOHANTY DEBASIS

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Yoshizawa Kazunori 吉澤 和範

YOSHIZAWA Kazunori 吉澤 和範

Research Projects

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大陸プレート底面の高精度イメージングの研究：ベイズ推定による地震学的アプローチPrincipal Investigator

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Evolution, Deformation and Dynamics of the Indo-Australian Plate: A New Seismological ApproachPrincipal Investigator

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ベイズ推定による上部マントル不連続面の高精度マッピングの研究Principal Investigator

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Study on the mechanism of continental breakup at the eastern margin of Gondwanaland by numerical simulations

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High-resolution imaging of lithospohere and asthenosphere incorporating fine-scale heterogeneityPrincipal Investigator

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Pacific Array

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High-resolution mapping of the lithosphere-asthenosphere boundary with seismic wave analysisPrincipal Investigator

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Geodynamics in Far East

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A study on the lithosphere-asthenosphere boundary using multi-mode surface wavesPrincipal Investigator

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Challenges for a 3-D anelastic attenuation structure from multi-mode surface waves with nonlinear waveform analysisPrincipal Investigator

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Renewing of tectonic frame in northeastern Asia by geophysical observation data

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表面波の有限波長トモグラフィー法を用いた3次元上部マントル異方性構造の研究Principal Investigator

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Investigation of fine-structure of stagnant slab using by a new broad-band seismic network in the Far Eastern Siberia

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Yoshizawa Kazunori 吉澤和範

YOSHIZAWA Kazunori 吉澤和範