Masatoshi Miyazawa Web Page
@Rosalie Peak, Colorado, USA

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Publications (peer-reviewed papers)

  1. Qwana, C.L., Miyazawa, M. & Mori, J. (2023). Source mechanisms and triggering process for the April 12th and 13th, 2014 earthquake doublet in the Solomon Islands. Earth Planets Space, 75, 99. https://doi.org/10.1186/s40623-023-01841-4 (student first-author)
  2. Miyazawa, M., Kiuchi, R. & Koketsu, K. (2022). Attenuation Characteristics of High-Frequency Ground Motions from Local Sources Caused by Great Subduction Zone Earthquakes in Northeast Japan. Seism. Res. Lett., 93(5), 2686-2699. https://doi.org/10.1785/0220210353
  3. Miyazawa, M., Brodsky, E.E., & Guo, H. (2021). Dynamic earthquake triggering in Southern California in high resolution: intensity, time decay, and regional variability. AGU Advances, 2 e2020AV000309. https://doi.org/10.1029/2020AV000309
  4. Miyazawa, M. & Santoyo, M.A. (2021). Tectonic tremors in the Northern Mexican subduction zone remotely triggered by the 2017 Mw8.2 Tehuantepec earthquake. Earth Planets Space, 73:6. https://doi.org/10.1186/s40623-020-01331-x
  5. Fukushima, Y., Hashimoto, M., Miyazawa, M., Uchida, N., & Taira, T. (2019). Surface creep rate distribution along the Philippine fault, Leyte Island, and possible repeating of Mw~6.5 earthquakes on an isolated locked patch, Earth Planets Space, 71:118, https://doi.org/10.1186/s40623-019-1096-5
  6. Miyazawa, M. (2019). Erratum: Bayesian approach for detecting dynamically triggered very low-frequency earthquakes in the Nankai subduction zone and application to the 2016 Mw5.9 off-Kii Peninsula earthquake, Japan, Geophys. J. Intl., 218, 977-977, doi:10.1093/gji/ggz218.
  7. Miyazawa, M. (2019). Bayesian approach for detecting dynamically triggered very low-frequency earthquakes in the Nankai subduction zone and application to the 2016 Mw5.9 off-Kii Peninsula earthquake, Japan, Geophys. J. Intl., 217, 1123-1140, doi:10.1093/gji/ggz073.
  8. 田村理納・宮澤理稔 (2017). 2011年3月15日静岡県東部地震(Mj6.4)の遅れ誘発過程に関する研究, 地震, 69, 99-111, doi:10.4294/zisin.69.99. (w/ English abstract and figures) (student first-author)
  9. Yamaguchi, M., M. Kurata, and M. Miyazawa (2017). Building damage estimates using slowness change in propagating waves, Journal of Structural Engineering, doi:10.1061/(ASCE)ST.1943-541X.0001683. (student first-author)
  10. Miyazawa, M. (2016). An investigation into the remote triggering of the Oita earthquake by the 2016 Mw 7.0 Kumamoto earthquake using full wavefield simulation, Earth Planets Space, 68, 205, doi:10.1186/s40623-016-0585-z. (Highlighted paper)
  11. Miyazawa, M. (2015). Seismic fatigue failure may have triggered the 2014 Mw7.9 Rat Islands earthquake, Geophys. Res. Lett., 42, 2196-2203, doi:10.1002/2015GL063036. [DL from Kyoto Univ. Research Information Repository]
  12. 山口真矢子，倉田真宏，宮澤理稔，野澤貴 (2014). 鋼構造骨組の損傷度と伝播波の到達遅延：微動記録への地震波干渉法の適用，構造工学論文集，Vol.60B，pp. 281-288. (student first-author)
  13. Yukutake, Y., M. Miyazawa, R. Honda, M. Harada, H. Ito, M. Sakaue, K. Koketsu, and A. Yoshida (2013). Remotely triggered seismic activity in Hakone volcano during and after the passage of surface waves from the 2011 M9.0 Tohoku-Oki earthquake, Earth and Planetary Science Letters, 373, 205-216, doi:10.1016/j.epsl.2013.05.004.
  14. Miyazawa, M. (2012). Detection of seismic events triggered by P-waves from the 2011 Tohoku-Oki earthquake, Earth Planets Space, 64, 1223-1229, doi:10.5047/eps.2012.07.003.
  15. Miyazawa, M. (2011). Propagation of an earthquake triggering front from the 2011 Tohoku-Oki earthquake, Geophys. Res. Lett., 38, L23307, doi:10.1029/2011GL049795. [DL from Kyoto Univ. Research Information Repository]
  16. Kato, A. et al. (2011). Anomalous depth dependency of the stress field in the 2007 Noto Hanto, Japan, earthquake: Potential involvement of a deep fluid reservoir, Geophys. Res. Lett., 38, L06306, doi:10.1029/2010GL046413.
  17. Miyazawa, M. and J. Mori (2010). Reply to "Comment on 'Test of seismic hazard map from 500 years of recorded intensity data in Japan' by Masatoshi Miyazawa and Jim Mori" by Celine Beauval, Pierre-Yves Bard, and John Douglas. Bull. Seismol. Soc. Am., 100(6), 3332-3334, doi:10.1785/0120100158.
  18. Miyazawa, M. and J. Mori (2009). Test of seismic hazard map from 500 years of recorded intensity data in Japan. Bull. Seismol. Soc. Am., 99(6), 3140-3149, doi:10.1785/0120080262.
    19. Note on intensity scale

  19. Snieder, R., M. Miyazawa, E. Slob, I. Vasconcelos, and K. Wapenaar (2009). A comparison of strategies for seismic interferometry, Surv. Geophys., 30(4-5), 503-523, doi:10.1007/s10712-009-9069-z.
  20. Enescu, B., J. Mori, M. Miyazawa, and Y. Kano (2009). Omori-Utsu law c-values associated with recent moderate earthquakes in Japan, Bull. Seismol. Soc. Am., 99(2A), 884-891, doi:10.1785/0120080211.
  21. Iio, Y., T. Shibutani, S. Matsumoto, H. Katao, T. Matsushima, S. Ohmi, F. Takeuchi, K. Uehira, K. Nishigami, M. Miyazawa, B. Enescu, I. Hirose, Y. Kano, Y. Kohno, K. Tatsumi, T. Ueno, H. Wada, Y. Yukutake (2009). Precise aftershock distribution of the 2004 Mid-Niigata prefecture earthquake--Implication for a very weak region in the lower crust, Physics of the Earth and Planetary Interiors, 172(3-4), 345-352, doi:10.1016/j.pepi.2008.10.014.
  22. Miyazawa, M., E. E. Brodsky, and J. Mori (2008). Learning from dynamic triggering of deep low-frequency tremor in subduction zones, Earth Planets and Space, 60, e17-e20. doi:10.1186/BF03352858. [correction]
  23. Miyazawa, M., R. Snieder, and A. Venkataraman (2008). Application of seismic interferometry to extract P and S wave propagation and observation of shear wave splitting from noise data at Cold Lake, Canada, Geophysics, 73(4), D35-D40, doi:10.1190/1.2937172. (Journal bright spot)
  24. Miyazawa, M., A. Venkataraman, R. Snieder, and M. A. Payne (2008). Analysis of micro-earthquake data at Cold Lake and its applications to reservoir monitoring, Geophysics, 73(3), O15-O21, doi:10.1190/1.2901199.
  25. Miyazawa, M. and E. E. Brodsky (2008). Deep low-frequency tremor that correlates with passing surface waves, J. Geophys. Res., 113, B01307, doi:10.1029/2006JB004890.
  26. Enescu, B., J. Mori, and M. Miyazawa (2007). Quantifying early aftershock activity of the 2004 Mid Niigata Prefecture Earthquake (Mw6.6), J. Geophys. Res., 112, B04310, doi:10.1029/2006JB004629.
  27. Miyazawa, M., A. Venkataraman, R. Snieder, and M. A. Payne (2007). Analysis of micro-earthquake data at Cold Lake and its applications to reservoir monitoring, SEG Technical Program Expanded Abstracts, 26, 1266-1270, doi:10.1190/1.2792734.
  28. Kanamori, H., M. Miyazawa, and J. Mori (2006). Investigation of the earthquake sequence off Miyagi prefecture with historical seismograms, Earth Planets and Space, 58, 1533-1541, doi:10.1186/BF03352657.
  29. 飯尾能久, 松本聡, 松島健, 植平賢司, 片尾浩, 大見士朗, 澁谷拓郎, 竹内文朗, 西上欽也, Bogdan Enescu, 廣瀬一聖, 加納靖之, 儘田豊, 宮澤理稔, 辰己賢一, 和田博夫, 河野裕希, 是永将宏, 上野友岳, 行竹洋平(2006). 2004年新潟中越地震の発生過程, 地震, 58, 463-475.
  30. Miyazawa, M. and I. Nakanishi (2006). Scattering of waves in elastic media containing passive and active cracks, Geophys. J. Int., 165, 658-667, doi:10.1111/j.1365-246X.2006.02952.x.
  31. Miyazawa, M. and J. Mori (2006). Recorded maximum intensity maps in Japan from 1586 to 2004, Seism. Res. Lett., 77, 154-158, doi:10.1785/gssrl.77.2.154.
  32. Miyazawa, M. and J. Mori (2006). Evidence suggesting fluid flow beneath Japan due to periodic seismic triggering from the 2004 Sumatra-Andaman earthquake, Geophys. Res. Lett., 33, L05303, doi:10.1029/2005GL025087.
  33. Miyazawa, M., J. Mori, Y. Iio, T. Shibutani, S. Matsumoto, H. Katao, S. Ohmi, and K. Nishigami (2005). Triggering sequence of large aftershocks of the mid Niigata prefecture, Japan earthquake in 2004 by static stress changes, Earth Planets and Space, 57, 1109-1113, doi:10.1186/BF03351890.
  34. Miyazawa, M., I. Nakanishi, Y. Sudo, and T. Ohkura (2005). Dynamic response of frequent tremors at Aso volcano to teleseismic waves from the 1999 Chi-Chi, Taiwan earthquake, J. Volcanol. Geotherm. Res., 147, 173-186, doi:10.1016/j.jvolgeores.2005.03.012.
  35. Shibutani, T., Y. Iio, S. Matsumoto, H. Katao, T. Matsushima, S. Ohmi, F. Takeuchi, K. Uehira, K. Nishigami, B. Enescu, I. Hirose, Y. Kano, Y. Kohno, M. Korenaga, Y. Mamada, M. Miyazawa, K. Tatsumi, T. Ueno, H. Wada, and Y. Yukutake, (2005). Aftershock distribution of the 2004 Mid Niigata prefecture earthquake derived from a combined analysis of temporary online observations and permanent observations, Earth, Planets and Space, 57, 545-549, doi:10.1186/BF03352590.
  36. Miyazawa, M. and J. Mori (2005). Detection of triggered deep low-frequency events from the 2003 Tokachi-oki earthquake, Geophys. Res. Lett., 32, L10307, doi:10.1029/2005GL022539. (AGU Journal Highlight)
  37. Miyazawa, M. and M. Kato (2004). On interpolation functions in traveltime tomography, Geophys. J. Int., 158, 169-178, doi: 10.1111/j.1365-246X.2004.02287.x.

Research activities

A short column on my research activities has appeared in "Research Frontiers", Kyoto University Research Activities Vol.3 No.1.

Reports

  1. 宮澤理稔 (2015). 地震調査研究推進本部地震調査委員会の抱える課題と今後の展望, 地震調査研究推進本部20年の資料集, 126-131.(地震調査研究推進本部20年周年特設ページ)
  2. 宮澤理稔 (2012). わが国の地震予知をめぐる研究とその課題, 電氣評論, 97巻, 7月号, 48-53.(DL)
  3. 宮澤理稔 (2012). 山崎断層におけるトラフィックノイズを用いた地震波干渉法の適用, 京都大学防災研究所年報, No.55B, 141-144. (DL)
  4. 宮澤理稔 (2012). 地震学のコンセンサス，地震学会モノグラフ, Vol.1, 91-94. [DL]
  5. 宮澤理稔 (2011). ひずみの収支が示唆していた巨大地震, 科学, Vol.81, No.10, 1068-1070. [全文]
  6. 宮澤理稔 (2009). 深部低周波微動の動的トリガリング (Dynamic triggering of deep low-frequency tremor), 地震予知連絡会会報, 82巻, 524-527. (予知連会報82巻, DL)
  7. Miyazawa, M. (2007). Stochastic approach for obtaining seismic wave paths in random heterogeneous media, Annuals of Disas. Prev. Res. Inst., Kyoto Univ., No.50B, 259-268. (DL)
  8. 酒井慎一ほか(2007). 平成19年（2007年）能登半島地震合同余震観測, 地震研究所彙報, 82, 225-233.
  9. 金森博雄・宮澤理稔・Jim Mori (2006). 古い地震波形記録を用いた一連の宮城県沖の地震の比較 (Investigation of the Miyagiken-Oki Earthquake Sequence with Old Seismograms), 地震予知連絡会会報, 75巻(165-166), 590-592. (予知連会報75巻, DL)
  10. 飯尾能久・松本聡・片尾浩・松島健・大見士朗・澁谷拓郎・竹内文朗・植平賢司・西上欽也・宮澤理稔・Enescu Bogdan・廣瀬一聖・加納靖之・河野裕希・辰己賢一・上野友岳・和田博夫・行竹洋平 (2006). 2004年新潟県中越地震の発生過程, 月刊地球号外, 53, 217-222.
  11. Miyazawa, M. and J. Mori (2005). Historical maximum seismic intensity maps in Japan from 1586 to 2004: Construction of database and application, Annuals of Disas. Prev. Res. Inst., Kyoto Univ., No.48C, 133-142. DL (410KB)
  12. 飯尾能久・松本聡・片尾浩・松島健・大見士朗・澁谷拓郎・竹内文朗・植平賢司・西上欽也・ Bogdan Enescu・廣瀬一聖・加納靖之・河野裕希・是永将宏・儘田豊・宮澤理稔・辰己賢一・上野友岳・和田博夫・行竹洋平 (2005). 2004年新潟県中越地震の発生過程, 京都大学防災研究所年報，No.48A, 165-170. DL (400KB)
  13. 宮澤理稔 (2005). 福岡県西方沖地震はいかにまれな地震であったか, 日本地震学会広報誌なゐふる, 50, p4. (日本地震学会)
  14. 宮澤理稔 (2004). 2003年十勝沖地震による動的トリガリング (Dynamic triggering due to the 2003 Tokachi-oki earthquake), 地震予知連絡会会報, 72巻(156,157), 629-630. (予知連会報72巻, DL)
  15. Miyazawa, M. and J. Mori (2004). Active response of the structure beneath Japan due to static and dynamic stress changes from large earthquakes in 2003, Annuals of Disas. Prev. Res. Inst., Kyoto Univ., No.47C, 127-137. DL (956KB)
    ->correction

Books

  • 巨大地震　なぜ起こる？ そのときどうする？　京都大学防災研究所著（分担執筆），PHP研究所　ISBN978-4-569-78378-9, 2014.
  • 自然災害と防災の事典　京都大学防災研究所 監修（分担執筆），丸善出版株式会社　ISBN978-4-621-08445-8, 2011.
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