*** Book***

　 4. 海は百面相　
2-4-01大変がまねく迷惑　地震が引き起こす津波、
2-4-07地震サイクルと津波モデル、
京都通信社、2013.　

3.東海地震がわかる本、第4章、　東京新聞出版会、2003.

2.新版地学教育講座２　地震と火山　１部２・３章，東海大学出版会　1996.

1.Seismic Tomography, edited by H.M. Iyer and K. Hirahara, Chapman and Hall, pp. 842, 1993.
　　1.1. Hirahara, K., Tomography using both local earthquakes and Teleseisms, in Seismic  
  　Tomography: Theory and Practice(eds.  H.M.Iyer and K. Hirahara), Chapman and Hall,
　　493-518,  1993.
　 1.2. Hirahara, K. and A. Hasemi, Tomography of subduction zones using local and regional
　 　earthquakes and teleseisms, in Seismic Tomography: Theory and Practice (eds. H.M. Iyer and
　　 K.Hirahara), Chapman and Hall, 519-562, 1993.

        ****Papers published in journals with referees***

113. Agata R, T., Ichimura, K. Hirahara, M. Hyodo, T. Hori, and M. Hori, Robust and portable capacity computing method for many finite element analyses of a high-fidelity crustal structure model aimed for coseismic slip estimation, Computers and Geosciences, 94, 2016.

112. Ichimura, T.,R. Agata, T. Hori, K. Hirahara, C. Hashimoto, M/ Hori, and Y. Fukahata, An elastic/viscoelastic finite element analysis method for crustal deformation using a 3-D island-scale high-fidelity model, Geophys. J. Int., 206, 114-129, doi: 10.1093/gji/ggw123, 2016.

111. Kano, M., S. Miyazaki, Y. Ishikawa, Y. Hiroshi, K. Ito, and K. Hirahara, Real data assimilation for optimization of frictional parameters and prediction of afterslip in the 2003 Tokachi-oki earthquake inferred from slip velocity by an adjoint method. Geophys. J. Int, 203(1), 646-663, doi: 10.1093/gji/ggv289, 2015.

110. Ohtani, M. and K. Hirahara, Effect of the Earth's surface topography on quasi-dynamic earthquake cycles, Geophys. J. Int., 203 (1): 384-398, doi: 10.1093/gji/ggv187, 2015.

109. Ida, A., T. Iwashita, M. Ohtani and K. Hirahara, Improvement of hierarchical matrices with adaptive cross approximation for large-scale simulation, J. Information Processing, 23, 366-372, , doi:10.2197/ipsjjip.23.366, 2015.

108. Yamagiwa1, S., S. Miyazaki, K. Hirahara, and Y. Fukahata, Afterslip and viscoelastic relaxation following the 2011 Tohoku-oki earthquake (Mw9.0) inferred from inland GPS and seafloor GPS/Acoustic data, Geophys. Res. Lett., 42, 66–73, doi:10.1002/2014GL061735, 2015.

107. Agata, R., T. Ichimura1, K. Hirahara, M. Hyodo, T. Hori, and M. Hori, Several hundred finite element analyses of an inversion of earthquake fault slip distribution using a high-fidelity model of the crustal structure, Procedia Computer Science, 29, 877-887, 2014.

106. 三井雄太・平原和朗、断層ガウジ内の摩擦発熱・ダイラタンシー・間隙シーリングによる間隙流体圧変動を実装した1自由度バネ－ブロックモデル―2つの空間スケール―、静岡大学地球科学研究報告 第41号 （2014年７月）７頁～13頁、2014.
Mitsui, Y. and K. Hirahara, A spring-slider model with pore pressure change due to thermal pressurization, dilatancy, and pore sealing within fault gouge―Two spatial scales―, Geosci. Repts. Shizuoka Univ., no. 41 (July, 2014), 7-13. 2014.

105. Ohtani, M., K., Hirahara, T. Hori, and M. Hyodo, Observed change in plate coupling close to the rupture initiation area before the occurrence of the 2011 Tohoku earthquake: Implications from  an earthquake cycle model, Geophys. Res. Lett., 41, doi:10.1002/2013GL058751, 2014.

104. Shikakura, Y., Y. Fukahata, and K. Hirahara, Long-term changes in the Coulomb failure function     on inland active faults in southwest Japan due to east-west compression and interplate earthquakes, J. Geophys. Res., 119, doi:10.1002/2013JB010156, 2014.

103.Kano, M. S. Miyazaki, K. Ito, and K. Hirahara, An adjoint data assimilation method for optimizing frictional parameters on the afterslip area, Earth Planet. Space, 65, 1575–1580, 2013.

102. 縣亮一郎，市村強，兵藤守，堀高峰，平原和朗，堀宗朗, 震源断層の想定高度化に関する基礎研究-高詳細な三次元地殻構造モデルを用いた地殻変形解析手法の開発-, 土木学会論文集A1（構造・地震工学），69，I767-I776, 2013.

101. Ichimura, T., R. Agata, T. Hori and K. Hirahara, Fast numerical simulation of crustal deformation using a three-dimensional high-fidelity model, Geophys. J. Int., 195, 1730-1744, doi: 10.1093/gji/ggt320, 2013..

100. Abe, Y., T. Ohkura, K. Hirahara, and T. Shibutani, Along-arc variation in water distribution in the uppermost mantle beneath Kyushu, Japan, as derived from receiver function analyses, J. Geophys. Res., 118, 3540–3556, doi:10.1002/jgrb.50257, 2013.

99. Dela Cruz L. and K. Hirahara, Numerical simulations of earthquake cycles using depth-dependent frictional parameters, Philippine Computing Journal, 7, 26-33, 2012.

98. Mitsui, Y., N. Kato, Y. Fukahata and K. Hirahara, Megaquake cycle at the Tohoku subduction zone with thermal fluid pressurization near the surface, Earth and Planetary Science Letters, 325-326, 21-26, doi.org/10.1016/j.epsl.2012.01.026, 2012.

97. Yin, J., N. Kato, T. Miyatake, K. Hirahara, T. Hori, and M. Hyodo, Assessment of the finite element solutions for 3D spontaneous rupture using GeoFEM, Earth Planets Space, 63, 1119–1131, 2011.

96. Abe, Y., T. Ohkura, K. Hirahara and T. Shibutani, Water transportation through the Philippine Sea slab subducting beneath the central Kyushu region, Japan, as derived from receiver function analyses, Geophys. Res. Lett., 38, L23305, doi:10.1029/2011GL049688, 2011.

95. Mitsui, Y. and K. Hirahara, Fault instability on a finite and planar fault related to early phase of nucleation, J. Geophys. Res., 116, B06301, doi:10.1029/2010JB007974, 2011.

94. Ohtani, M., K. Hirahara, Y. Takahashi, T. Hori, M. Hyodo, H. Nakashima, and T. Iwashita, Fast computation of quasi-dynamic earthquake cycle simulation with Hierarchical Matrices, Procedia Com. Sci., 4, 1456–1465 2011.

93. Abe, Y., T. Ohkura, K. Hirahara and T. Shibutani, . Common-conversion-point stacking of receiver functions for estimating the geometry of dipping interfaces, Geophys. I. Int., doi:10.1111/j.1365-246X.2011.05001.x, 2011..

92. Ohzono, M., T. Sagiya, K. Hirahara, M. Hashimoto, A. Takeuchi, Y. Hoso, Y. Wada, K. Onoue and R. Doke, Strain accumulation process around the Atotsugawa fault system in the Niigata-Kobe Tectonic Zone, Geophys. J, Int., doi:10.1111.j.1365-246X.2010.04876.x, 2011

91.加納将行・宮崎真一・伊藤耕介・平原和朗、余効すべり人口データを用いたアジョイント法による摩擦パラメータ・初期値の推定、地震、2, 63, 57-69, 2010.
　Kano, M., S. Miyazaki, K. Ito and K .Hirahara, Estimation of frictional parameters and initial values of simulation variables using an adjoint data assimilation method with synthetic afterslip data, Zisin, 2, 63, 57-69, 2010.

90. Abe, Y., T. Ohkura, T. Shibutani, K. Hirahara and M. Kato, Crustal structure beneath Aso Caldera, Southwest Japan, as derived from receiver function analysis, J. Volcanol. Geotherm. Res., 195, 1-12, doi:10.1016/j.jvolgeores.2010.05.011, 2010.

89. Mitsui, Y. and K. Hirahara, Interseismic pore compaction suppresses earthquake occurrence and causes faster apparent fault loading, Geophys. Res. Lett., 36, L20305, doi:10.1029/2009GL039932, 2009

88. Mitsui, Y. and K. Hirahara, Coseismic thermal pressurization can notably prolong earthquake recurrence intervals on weak rate and state friction faults: Numerical experiments using different constitutive equations, J. Geophys. Res., 114, B09304, doi:10.1029/2008JB006220, 2009.

87.澁谷拓郎・平原和朗・上野友岳、レシーバ関数解析による地震波速度不連続構造、地震、61、S199-S207, 2009.
Shibutani, T., K. Hirahara and T. Ueno, Receiver function analyses for estimating seismic velocity discontinuity structure, Zisin, 61, S199-S20０7, 2009.

86.光井能麻・堀高峰・宮崎真一・平原和朗・金田義之、限られた期間のデータを用いたプレート境界面の摩擦パラメタ範囲の拘束、地震、61, 149-159, 2009.
Mitsui, N., T. Hori, S. Miyazaki, K. Hirahara and Y. Kaneda, Constraining interplate frictional parameters using limited terms of observation data, Zisin, 61, 149-159, 2009.

85. Hirahara, K., Toward advanced earthquake cycle simulation, Journal of Disaster Research, 4, 99-105, 2009

84. Kaneda, Y., K. K. Hirahara, and T. Furumura, New research project for evaluating seismic linkage around the Nankai Trough –Integration of observation, simulation, and disaster mitigation–, Journal of Disaster Research, 4, 61-66, 2009

83. Ohmi, S., K, Hirahara, H. Wada and K. Ito, Temporal variations of crustal structure in the source region of the 2007 Noto Hanto Earthquake, central Japan, with passive image interferometry, Earth Planets Space, 60, 1069-1074, 2008.

82. Tonegawa, T., K. Hirahara, T. Shibutani, H. Iwamori, H. Kanamori and K. Shiomi, Water flow to the mantle transition inferred from a receiver function image of the Pacific slab, Earth Planet. Sci. Lett., 274, 346-354, 2008.

81. Mitsui, Y. and K. Hirahara, Long-term slow slip events are not necessarily caused by high pore fluid pressure at the plate interface: an implication from two-dimensional model calculations, Geophys. J. Int., 174, 331-335, 2008.

80. Shibutani, T., T. Ueno and K. Hirahara, Improvements in the extended-time mulitaper receiver function estimation technique, Bull. Seismol. Soc. Am., 92, 812-816, 2008.

79. Mitsui, Y. and K. Hirahara, Two-dimensional model calculations of earthquake cycle on a fluid-infiltrated plate interface as a subduction zone: Focal depth dependence on pore pressure conditions, Geophys. Res. Lett., 34, L09310, doi:1029/2007/GL029597, 2007.

78. Hirahara, K., M. Ohzono, T. Sagiya, Y. Hoso, Y. Wada and M. Ando, Dense GPS array observations across the Atotsugawa fault system in central Japan, in Geodynamics of Atotsugawa Fault System (ed, by M. Ando), TERRAPUB, 25-44, 2007.

77. Tonegawa, T. K. Hirahara, T. Shibutani and K. Shiomi, Upper mantle imaging beneath the Japan Islands by Hi-net tiltmeter recordings, Earth Planets Space, 58, 1007-1012, 2006.

76. Tonegawa, T. K. Hirahara, T. Shibutani and N. Fujii, Lower slab boundary in the Japan subduction zone, Earth Planet. Sci. Lett., 247, 101-107, 2006.

75. Mitsui, M. and K. Hirahara, Slow slip events controlled by the slab dip and its lateral change along a trench, Earth Planet. Sci. Lett., 245, 344-358, 2006.

74. Ohta, Y., I. Meiano, T. Sagiya, F. Kimata, and K. Hirahara, Large surface wave of the 2004 Sumatra-Andaman earthquake captured by the very long baseline kinematic analysis of 1-Hz GPS data, Earth Planet. Space, 58, 153-157, 2006.

73.Tonegawa, T., K. Hirahara and T. Shibutani, Detailed structure of the upper mantle discontinuities　around the Japan subduction zone imaged by receiver function analyses, Earth Planets Space, 57, 5-14, 2005.

72. 堀高峰・兵藤守・平原和朗、3次元不均質粘弾性媒質中の断層系における大規模サイクルシミュレーション実現に向けて、物理探査、57, 639-649, 2004.

71. Hori, T., N. Kato, K. Hirahara, T. Baba, and Y. Kaneda, A numerical simulation of earthquake cycles along the Nankai trough, southwest Japan: Lateral variation in frictional property due to the slab geometry controls the nucleation position, Earth Planet. Sci. Lett., 228, 215-226, 2004.

70. Mitsui, N. and K. Hirahara, Simple spring-mass model simulation of earthquake cycle along the Nankai trough, southwest Japan, Pure Appl. Geophys., 161, 2433-2450, 2004.

69. Hirose, H. and K. Hirahara, A possible model for a variety of slip behaviors on a subduction fault, Pure Appl. Geophys., 161, 2417-2431, 2004.

68. Hyodo, M. and K. Hirahara, GeoFEM kinematic earthquake cycle simulation in southwest Japan, Pure Appl. Geophys., 161, 2069-2090, 2004.

67. Tanaka, T. , Y. Hoso, M. Harada, T. Hayashi, A. El. Mousa and K. Hirahara, Gradients of water vapor distribution in the troposphere observed with water vapor radiometers in Uji, southwest Japan, J. Geodetic Soc. Japan, 50, 67-79, 2004.

66. Irwan, M., F. Kimata, K. Hirahara, T. Sagiya and A. Yamagiwa, Measuring ground deformations with 1-Hz GPS data: the 2003 Tokachi-oki earthquake (preliminary report), Earth Planets Space, 56, 389-393, 2004.

65. Noguchi, W., T. Yoshihara, T. Tsuda and K. Hirahara, Time-height distribution of water vapor derived by moving cell tomography during Tsukuba GPS campaigns, J. Meteorol. Soc. Japan, 82, 561-568, 2004.

64. Hyodo, M. and K. Hirahara, A viscoelastic model of interseismic strain accumulation in Niigata-Kobe Tectonic Zone of central Japan, Earth Planets Space, 55, 667-675, 2003.

63. Kito, T., T. Shibutani and K. Hirahara, Scattering objects in the lower mantle beneath northeastern China observed with a short-period seismic array, Phys. Earth Planet. Inter., 138, 55-69, 2003.

62．Hirahara, K., Y. Ooi, M. Ando, Y. Hoso, Y. Wada, and T. Ohkura, Dense GPS Array observations across the Atotsugawa fault, central Japan, Geophys. Res. Lett., 30(6), 8012, doi:10.1029/2002GL015035, 2003.

61. Yamauchi, M., K. Hirahara and T. Shibutani, High resolution receiver function imaging of the seismic discontinuities in the crust and the uppermost mantle beneath southwest Japan, Earth Planets Space, 55, 59-64, 2003.

60. Hirose, H. and K. Hirahara, A model for complex slip behavior on a large asperity at subduction zones, Geophys. Res. Lett., 29, 22, 2968, 10.1029/2002GL015825, 2002.

59. Tabei, T., M. Hashimoto, S. Miyazaki, K. Hirahara, F. Kimata, T. Matsushima, T. Tanaka, Y Eguchi, T. Takaya, Y. Hoso, F. Ohya and T. Kato, Subsurface structure and faulting of the Median Tectonic Line, southwest Japan inferred from GPS velocity field, Earth Planet Space, 54, 1065-1070, 2002.

58. Iizuka, M., D. Sekita, H. Suito, M. Hyodo, K. Hirahara, D. Place, P. Mora, O. Hazama and H. Okuda, Parallel simulation system for earthquake generation: fault analysis modules and parallel coupling analysis, Concurrency Computat.: Pract. Exper., 14, 499-519, 2002.

57. Suito, H., M. Iizuka and K. Hirahara, 3-D viscoelastic FEM modeling of crustal deformation in northeast Japan, Pure Apply. Geophys., 159, 2239-2260, 2002.

56. Hirahara, K., Interplate earthquake fault slip during periodic earthquake cycle in a viscoelastic medium at a subduction zone, Pure Apply. Geophys., 159, 2201-2220, 2002.

55. Hirahara, K., A simple review on the simulation of earthquake cycle at subduction zones, in Seismotectonics in Convergent Plate Boundary Eds. by Y. Fujinawa and A. Yoshida, pp. 273-282, Terra Scientific Publishing Company(TERRAPUB) , Tokyo, 2002.

54. Mitsui, N. and K. Hirahara, Viscoelastic simulation of earthquake cycle using a simple spring-dashpot-mass system with a friction law, Geophys. Res. Lett., 28m 4391-4394, 2001.

53. Yoshihara, T., T. Tsuda and K. Hirahara, A study of spatial water vapor distributions by using one-way residuals of GPS phase measurements, Earth Planets Space, 53, 397-408, 2001.

52. 吉原貴之・野口渉・津田敏孝・平原和朗、GPS衛星電波の視線方向遅延量を用いた局所的な水蒸気分布推定のトモグラフィー、電子情報通信学会論文誌B,J84-B,2236-2243、2001.Yoshihara, T., Y. Noguchi, T. Tsuda and K. Hirahara, A study on a tomography analysis with a moving cell for estimating local distribution of water vapor, IEICE TRANSACTIONS on Communications B Vol.J84-B, No.12 pp.26236-2243, 2001.

51. Hirahara, K., Local GPS tropospheric tomography, Earth Planets Space, 52, 935-939, 2000.

50. Yoshihara, T., T. Tsuda and K. Hirahara, High time resolution measurements of precipitable water vapor from propagation delay of GPS satellite signals, Earth Planets Space, 52, 479-493, 2000.

49. Hirose, H., K. Hirahara, F. Kimata, N. Fujii and S. Miyazaki, A slow thrust slip event following the two 1996 Hyuganada earthquakes beneath the Bungo channel, southwest Japan, Geophys.Res.Lett., 26, 3237-3240, 1999.

48.Suito, H., and K. Hirahara, Simulation of postseismic deformations caused by the 1896 Riku-u earthquake, northeast Japan: re-evaluation of the viscosity in the upper mantle, Geophys.Res.Lett., 26, 2561-2564, 1999.

47. Loo, H.-Y.,  X.L. Gao, T. Mikumo, K. Hirahara, and S. Yoshioka, Great earthquake cycles along the Japan trench and their migrations along the subducted slab with influence on the development of shallow shocks in the North-east China tectonic block,  J. Geophys., 28, 175-192.

46.小竹美子・加藤照之・中尾茂・平原和朗・岡田正實・上垣内修、干場充之・笠原稔・J.Beavan, M.D.Gerasimenkp, P.Park, 西太平洋ＧＰＳ連続観測網データの解析について(その1)、測地学会誌、44, 1-19, 1998.

45. Kato, T,. Y.Kotake, S.Nakao, J.B.Beavan, K.Hirahara, M.Okada, M.Hoshiba, O.Kamigaichi, R.B.Feir, P.H.Park, M.D.Gerasimenko, and M.Kasahara, Initial results from WING, the continuous GPS network in the western Pacific area, Geophys.Res.Lett., 25, 369-372, 1998.

44. 加藤照之・Jhon Patrick L. Catane・茶珍俊一・藤森邦夫・平原和朗・平田安廣・細善信・市川隆一・井口博夫・伊勢崎修弘・岩淵哲也・笠原　稔・木股文昭・小竹美子 ・久保篤規・熊谷博之・松島　健・三浦 哲・中村佳重郎・中尾　茂・奥田　隆・大塚成昭・田部井隆雄・田所敬一・高橋浩晃・寺島敦・徳山　明・山本剛靖・山岡耕春、兵庫県南部地震（１９９５年１月１７日）におけるＧＰＳ観測、測地 学会誌、43, 181-208, 1997.
Kato., T., J.P.L. Catane, S.Cyachin, K.Fujimori, K.Hirahara, Y.Hirata, Y.Hoso, R.Ichikawa, H.Inokuchi, O.Isezaki, T.Iwabuchi, M.Kasahara, F.Kimata, Y.Kotake, A.Kubo, H.Kumagai, K.Matshushima, T.Miura, K.Nakamura, T.Nakano, S.Nakamo, T.Okuda, N.Otsuka, T.Tabei, K.Tadokoro, H.Takahashi, A.Terashima, A.Tokuyama, Y.Yamamoto, K.Yamaoka, Global Positioning System obsevation before and after the Hyogo-ken Nanbu earthquake of January 17, 1995, Japan, J.Geod.Sur.J., 43, 181-207, 1997.

43. Nakano, T. and K. Hirahara, GPS observations of postseismic deformation for the 1995 Hyogo-ken Nanbu earthquake, Japan, Geophys.Res.Lett.,24, 503-506, 1997.

42.今西将文・木股文昭・稲森伸幸・宮島力雄・奥田隆・高井香里・平原和朗・加藤照之、ＧＰＳ観測による沖縄先島諸島における水平変動（１９９４ー１９９５）、地震、49, 417-421, 1996.
Imanishi, M., F.Kimata, N.Inamori, R.Miyajima, T.Okuda, K.Takai,　K.Hirahara and T.Kato, Horizontal displacements by GPS measurements at the Okinawa-Sakisjima Islands (1994-1995), Zisin, 49, 417-421, 1996 (in Japanese).

41. Yamazaki, A., K. Hirahara and T. Shibutani, Waveform station anomaly - Definition and example for J-Array stations- , J.Phys. Earth, 44, 675-685, 1996.

40. Yamazaki, A. and K. Hirahara, The upper-mantle P-wave velocity structure beneath the northern Japan arc, as inferred from J-Array data, J.Phys. Earth, 44, 713-728, 1996.

39. Horikawa, H., K. Hirahara, Y. Umeda, M. Hashimoto and F. Kusano, Simultaneous inversion of geodetic and strong-motion data for the source process of the Hyogo-ken Nanbu, Japan, earthquake, J.Phys. Earth, 44, 455-471, 1996.

38. Hirahara, K., T.Nakano, M.Kasahara, H.Takahashi, R.Ichikawa, S.Miura, T.Kato, S.Nakao, Y.Hirata, Y.Kotake, T.Chachin, F.Kimata, K.Yamaoka, T.Okuda, H.Kumagai, K.Nakamura, K.Fujimori, T.Yamamoto, T.Terashima, J.Catane, K.Tadokoro, A.Kubo, S.Otsuka, A.Tokuyama, T.Tabei, T.Iwabuchi and T.Matsushima, GPS observations of postseismic crustal movements in the focal region of the 1995 Hyogo-ken Nanbu earthquake - Static and real-time kinematic GPS observations -, J.Phys.Earth, 44, 301-315, 1996.

37. Kato,T., Y.Kotake, S.Nakao, Y.Hirata, T.Chachin, F.Kimata, K.Yamaoka, T.Okuda, H.Kumagai, K.Hirahara, T.Nakano, T.Terashima, J.P.Catane, A.Kubo, T.Tabei, T.Iwabuchi and T.Matsushima, Post-seismic crustal deformation associated with the 1995 Hyogo-ken Nanbu earthquake from GPS observation -Preliminary analysis of Trimble data, J.Phys. Earth, 44, 287-299, 1996.

36.Tabei, T., T.Kato, J.P.Catane, T.Chachin, K.Fujimori, K.Hirahara, A.Kubo, T.Matsushima, T.Nakano, S.Nakao, S.Otsuka, T.Terashima and T.Yamamoto, Crustal deformation associated with the 1995 Hyogo-ken Nanbu Earthquake, Japan derived from GPS measurements, J.Phys. Earth, 44, 281-286, 1996.

35. Tabei, T., T. Ozawa, Y. Date, K. Hirahara and T. Nakano, Crustal deformation at the Nankai subduction zone, Southwest Japan, derived from GPS measurements, Geophys.Res.Lett., 23, 3059-3062, 1996.

34. Shibutani, T., K. Hirahara and M. Kato, P-wave velocity discontinuity in D" layer beneath Western Pacific with J-Array, in The Earth's Central Part: Its Structure and Dynamics (ed. by T. Yukutake), 1-11, TERRAPUB, Tokyo, 1995.

33. Mikumo, T., K. Hirahara, F. Takeuchi, H. Wada, T. Tsukuda, I. Fujii and K. Nishigami, Three-dimensional velocity structure of the upper crust in the Hida region, central Honshu, Japan, and its relation to local seismicity, Quaternary active volcanoes and faults, J.Phys.Earth, 43, 59-78, 1995.

32. Tabei, T., K. Hirahara and K. Nakamura, GPS observation of crustal movements in southwest Japan caused by the subduction of the Philippine Sea plate, Proc. CRCM'93, 151-155, 1994.

31. Yamazaki, A. and K. Hirahara, The thickness of upper mantle discontinuities, as inferred from short-period J-Array data, Geophys.Res.Lett., 21, 1811-1814, 1994.

30. Kaneshima, S., K. Hirahara, T. Ohtaki and Y. Yoshida, Seismic structure near the inner core-outer core boundary, Geophys.Res.Lett. 21, 157-160, 1994.

29. Hori1, S., Y. Fukao, N. Suda, Y. Ishihara, T. Shibutani, K. Hirahara, Local network observation of the Earth's free oscillations: Apparent centroid of the 1989 MacQuarie Ridge Earthquake, Geophys.Res.Lett. 20, 395-398, 1993.

28. Shibutani, T., A. Tanaka, M. Kato and K. Hirahara, A study of P-wave velocity discontinuity in D" layer with J-array records: preliminary results, J.Geomag.Geoelectr., 45, 1275-1285, 1993.

27. J-Array Group (written by Hirahara, K.), The J-Array program: system and present status, J.Geomag.Geoelectr., 45, 1265-1274, 1993.

26. Tanaka, T., M. Ohba, K. Hirahara and K. Nakamura, Preliminary results of water vapor radiometer observations for correction of excess path delay on precise positioning by GPS, J.Geod.Soc. Japan, 39, 97-106, 1993.

25. Puspito, N.T., Y. Yamanaka, T. Miyatake, K. Shimazaki and K. Hirahara, Three-dimensional P-wave velocity structure beneath the Indonesian region, Tectonophysics, 220, 175-192, 1993.

24. Kato, M. and K. Hirahara, Anomalous propagation of Rayleigh waves along Izu-Mariana trench, Geophys.Res.Lett., 19, 2333-2336, 1992.

23. Yamanaka, Y., T. Miyatake and K. Hirahara, Three-dimensional S-wave velocity structure beneath the Japan Islands -configuration of the subducting slab-, Bull.Earthq.Res.Inst., 67, 265-302, 1992.

22. Yoshioka, S., H.Y. Loo, T. Mikumo and K. Hirahara, A model of post-seismic recovery induced by a deep-focus earthquake, Phys.Earth Planet.Int., 72, 83-98, 1992.

21. Hirahara, K. and The Members of the 1986 Joint Seismological Research in Western Nagano Prefecture Earthquake, Three-dimensional P and S wave velocity structure in the focal region of the 1984 Western Nagano Prefecture Earthquake, J.Phys.Earth, 40, 343-360, 1992.

20. Loo, H.Y., X.L. Gao, J.X. Sun, T. Mikumo, K. Hirahara and S. Yoshioka, Three-dimensional numerical modeling of earthquake migration along a northwestern Pacific subduction slab, Geophys.Res.Lett., 19, 313-316, 1992.

19. Sekiguchi, S., K. Hirahara, H. Tsuji, A. Sengoku, S. Watada, M. Satomura and S. Shimada, Simultaneous measurements of site locations by GPS interferometers referred to VLBI and SLR sites in Japan, J.Geodetic Soc.Jpn., 37, 175-186, 1991.

18. Tabei, T., T. Otozaki, K. Hirahara, K. Nakamura, A. Suemine, Y. Yabuta, T. Yamamoto, H. Ono and T. Kanazawa, GPS measurements in Shikoku region, southwest Japan: Initial results from 1990 to 1991, Zisin, 44, 315-324, 1991 (in Japanese).

17. Kato, M. and K. Hirahara, Precursory arrivals to PP, Geophys.J., 106, 551-558, 1991.

16. Hirahara, K., Inversion method of body wave data for three-dimensional Earth structure, Zisin, 43, 291-306, 1990 (in Japanese).

15. Hirahara, K., A. Ikami, M. Ishida and T. Mikumo, Three-dimensional P-wave velocity structure beneath Central Japan: low-velocity bodies in the wedge portion of the upper mantle above high-velocity subducting plates, Tectonophysics, 163, 63-73, 1989.

14. Kamiya, K., T. Miyatake and K. Hirahara, Three-dimensional P-wave velocity structure beneath the Japan Islands, Bull.Earthq.Res.Inst., Univ. of Tokyo, 64, 457-485, 1989.

13. Okino, K., M. Ando, S. Kaneshima and K. Hirahara, The horizontally lying slab, Geophys.Res.Let., 16, 1059-1062, 1989.

12. Yoshioka, S., M. Hashimoto and K. Hirahara, Displacement fields due to the 1946 Nankaido earthquake in a laterally inhomogeneous structure with the subducting Philippine Sea plate - a three-dimensional finite element approach - Tectonophysics, 159, 121-136, 1989.
11. Kamiya, S, T. Miyatake and K. Hirahara, How deep can we see the high velocity anomalies beneath the Japan Islands ? Geophys.Res.Let., 15, 828-831, 1988.

10. Hirahara, K., Detection of three-dimensional velocity anisotropy, Phys.Earth Planet.Inter., 51, 71-85, 1988.

9. Mikumo, T., K. Hirahara and T. Miyatake, Dynamical fault rupture processes in heterogeneous media, Tectonophysics, 144, 19-36, 1987.

8. Imagawa, K., K. Hirahara and T. Mikumo, Source mechanisms of subcrustal and upper mantle earthquakes around the Northeastern Kyushu region, Southwestern Japan, and their tectonic implications, J.Phys.Earth, 33, 257-277, 1985.

7. Hirahara, K., and Y. Ishikawa, Travel time inversion for three-dimensional P-wave velocity anisotropy, J.Phys.Earth, 32, 197-218, 1984.

6. Hirahara, K., Three-dimensional seismic structure beneath Southwest Japan: the subducting Philippine Sea plate, Tectonophysics, 79, 1-44, 1981.

5. Mikami, N., and K. Hirahara, Global distribution of long-period P-wave attenuation and its tectonic implications, J.Phys.Earth, 29, 97-117, 1981.

4. Hirahara, K., and T. Mikumo, Three-dimensional seismic structure of subducting lithospheric plates under the Japan Islands, Phys.Earth Planet.Inter., 21, 109-119, 1980.

3. Hurukawa, N., and K. Hirahara, Structure of the Philippine Sea plate subducting beneath the Kii Peninsula, Zisin, 2, 33, 303-316, 1980 (in Japanese).

2. Hirahara, K., Three-dimensional shear velocity structure beneath the Japan Islands and its tectonic implications, J.Phys.Earth, 28, 221-241, 1980.

1. Hirahara, K., A large-scale three-dimensional seismic structure under the Japan Islands and the Sea of Japan, J.Phys.Earth, 25, 393-417, 1977.



****Other papers*****

67. 大谷真紀子・平原和朗、H行列法と地震発生サイクルシミュレーション、計算工学、21,　3510-3513， 2016.

66.　大谷真紀子・平原和朗、Ｈ行列法を用いた大規模準動的地震発生サイクルシミュレーション、計算数理工学レビュー、2015-1、29-48、2015.

65.　平原和朗、考えられるモデルのレビュー、地震予知連絡会会報、90、503-513, 2013.

64. 平原和朗、地震発生サイクルシミュレーション、RISTnews、54、25-32, 2013.

63. 平原和朗、学際大規模情報基盤共同利用・共同研究拠点平成23年度採択課題12-NA03 「巨大地震発生サイクルシミュレーションの高度化」報告書(http://jhpcn-kyoten.itc.u-tokyo.ac.jp/), 2012.

62. 平原和朗・大谷真紀子・高橋康人・堀高峰・兵藤守、「H-matrices（階層型行列）法を用いた準動的地震発生サイクルシミュレーションの省メモリ化・高速化(2)」　京都大学学術情報メディアセンター、全国共同利用版　広報【プログラム高度化支援事業研究報告】　vol.11 No.2, 18-23, 2012.

61. 平原和朗・澁谷拓郎、2011年東北地方太平洋沖地震Mw9.0：概要, 自然災害科学, 31-1, 3-22, 2012..

60.　平原和朗、地震サイクルシミュレーション、京都大学大学院理学研究科・理学部弘報、191、5-6、2012.2.29

59．平原和朗・大谷真紀子・高橋康人・堀高峰・兵藤守、「H-matrices（階層型行列）法を 用いた準動的地震発生サイクルシミュレーションの省メモリ化・高速化」　京都大学学術 情報メディアセンター、全国共同利用版　広報【プログラム高度化支援事業研究報告】　vol.10 No.2 30-35, 2011.

58.　平原和朗、M9超巨大地震発生を前にして、地震ジャーナル、51、2011.

57．平原和朗・大谷真紀子・高橋康人・堀高峰・兵藤守、「H-matrices（階層型行列）法を用いた準動的地震発生サイクルシミュレーションの省メモリ化・高速化」　京都大学学術情報メディアセンター、全国共同利用版　広報【プログラム高度化支援事業研究報告】　vol.10 No.2 30-35, 2011.

　56.　平原和朗、M9超巨大地震発生を前にして、地震ジャーナル、51、2011.

　55.　平原和朗、東北地方太平洋沖地震と東日本大震災について、ないふる、85,1, 2010.

　54.　平原和朗・大谷真紀子・高橋康人・堀高峰・兵藤守、南海トラフ巨大地震発生サイクルの物理的理解、京都大学学術情報メディアセンター全国共同利用版広報、19、47-50,　2010.
　53．平原和朗、地震発生予測シミュレーションに向けて、地震ジャーナル、50,6-10，2010.

52. 平原和朗・堀高峰・加藤尚之、地震サイクルシミュレーションの課題と目標、科学、8,794-796,2010.

51. 才ノ木順太・平原和朗・堀高峰、複数のアスペリティーとその周辺の安定すべり域の摩擦特性が生み出す多様な地震サイクル、月刊地球、31,264-270,2009.

50. Hirahara, K., Simulation of Earthquake Generation Process in a Complex System of Faults: 2007, Annual Report of the Earth Simulator Center, April 2007- March 2008, 103-109, 2008.

49. Hirahara, K., Simulation of Earthquake Generation Process in a Complex System of Faults:, Annual Report of the Earth Simulator Center, April 2006- March 2007, 103-110, 2007.

48. Hirahara, K., Simulation of Earthquake Generation Process in a Complex System of Faults, Annual Report of the Earth Simulator Center, April 2005- March 2006, 126-131, 2006.

47. Hirahara, K., Simulation of Earthquake Generation Process in a Complex System of Faults, Annual Report of the Earth Simulator Center, April 2004- March 2005, 121-126, 2005.

46. 兵藤守・平原和朗、中部日本内陸への歪蓄積過程の運動学的モデル化、月刊地球、号外　46，190-196, 2004.

45. Hirahara, K., Simulation of Earthquake Generation Process in a Complex System of Faults, Annual Report of the Earth Simulator Center, April 2003- March 2004, 129-131, 2004.

44. 平原和朗・水藤尚・兵藤守・光井能麻・飯塚幹夫・殷峻・加藤尚之・宮武隆・堀高峰、GeoFEM地震サイクルシミュレーション、月刊地球、25,694-698,2003．

43. 平原和朗・大井陽一・安藤雅孝・細善信・和田安男・大倉敬宏、跡津川断層の地殻変動―クリープしているか？－、月刊地球、25,　59-64, 2003．

42. 水藤尚・飯塚幹夫・平原和朗、東北地方の地殻変動モデリング、月刊地球、25, 24-30, 2003．

41. 兵藤守・平原和朗、運動学的モデルによる南海トラフの地震サイクルのシミュレーション、号外地球 38、特集「西日本の地震活動」56-62, 2002.

40.光井能麻・平原和朗、バネーブロックモデルによる南海トラフ巨大地震発生サイクルシミュレーション、号外地球 38、特集「西日本の地震活動」50-5, 2002.

39.澁谷拓郎・鬼頭直・平原和朗、中国大陸下の最下部マントルにおける不均質分布、月刊地球、23,　466-470,2001．

38.廣瀬仁、平原和朗、宮崎真一、ゆっくり地震 －地震像がかわる－、科学、70, 200-206, 2000.

37.平原和朗、GPS大気トモグラフィー、月刊地球、号外25,91-95,1999.

36.平原和朗、摩擦構成則を考慮したプレート間巨大地震発生サイクルの２次元有限要素法シミュレーション、月刊地球、号外24,155-160,1999.

35.Hirahara, K. and M. Hyodo, Changes in Coulomb failure stress of inland faults in southwest Japan associated with the subduction of the Philippine Sea plate and the repeated great interplate earthquakes along the Nankai trough, Proceedings of the Second Japan-China Joint Workshop on `Prediction and Mitigation of seismic Risk in Urban Regions, 27-34, 1998.

34.Tsuda, T., K.Heki, S.Miyazaki, K.Aonashi, K.Hirahara, H.Nakamura, M.Tobita, F.Kimata, T.Tabei, T.Matsushima, F.Kimura, M.Satomura, T.Kato and I.Naito, GPS meteorology project of Japan –Exploring frontiers of geodesy -, Earth Planets Space, 50, i-v, 1998.

33.平原和朗、日本列島地震発生サイクルシミュレーションシステムの構築に向けて、月刊地球、20, 753-757, 1998.

32. 平原和朗、内陸活断層における固着・非地震性すべり分布の解明－内陸活断層におけるテクトニック応力の蓄積過程の解明－、月刊地球、号外20, 99-101, 1998.

31. 藤井直之・平原和朗、地殻変動総合観測線によるプレート間カップリングの変動の解明－東海・東南海地震発生の予測に向けて－、月刊地球、号外20, 66-70, 1998.

30.平原和朗・安藤雅孝・細　善信・和田安男・中野健秀、ＧＰＳ観測から断層の動きを追う、月刊地球、 20, 149-153, 1998.

29. Hirahara, K., A project of quasi-static modeling of interactive seismic cycles of great inter-plate earthquakes along trenches and large intra-plate ones in active faults around Japan Islands -Earth Simulator Project-, Proceedings of the Japan-China Joint Workshop on Prediction and Mitigation of Seismic Risk in Urban Region, Xian, China, 21-27, 1997.

28.伊東潔・梅田康弘・渡辺邦彦・尾上謙助・馬場久紀・小泉誠・松尾重光・平原和朗・根岸弘明・山崎朗・中村衛・Glenda Besana・藤原善明・平松良浩・堀川晴央・中村恭之・嶋田傭嗣・平田正哉・大東明子・中野健秀、１９９５年兵庫県南部地 震直後の臨時余震観測、京都大学防災研究所年報、39Ｂ1、183-190、1996.

27. 平原和朗、３次元不均質構造を考慮した非線形モデルによる地殻活動のシミュレーション、月刊地球、12、817-823、1996.

26. GPS大学連合（執筆：平原和朗）、ＧＰＳ観測により捉えられた1995年兵庫県南部地震の余効変動、月刊地球、号外、13、153-162、1995.

25. Hirahara, K., T. Nakano, Y. Hoso, S. Matsuo and K. Obana, An experiment for GPS strain seismometer, Proc.Jpn.Sym.on GPS(1994), 67-75, 1994.

24.Omura, M., K. Hashimoto, M. Fukushima, T. Tabei, K. Hirahara, T. Tanaka and Y. Hoso, Ground tilt observed at Muroto (N-S component: 1990-1992), Annuals, Disas.Prev.Res.Inst., Kyoto Univ., 36, B-1, 355-364, 1993 (in Japanese).

23. Shibutani, T., A. Tanaka, M. Kato and K. Hirahara, A study of P-wave velocity discontinuity in D" layer with J-array records: preliminary results, Central Core of the Earth, 3, 25-42, 1993.

22. Hirahara, K., S. Kaneshima, Y. Matsumura, K. Ohtaki and Y.Yoshida, P-wave velocity structure of the central core inferred from short-period J-array, travel time and broad-band waveform modeling, Central Core of the Earth, 3, 13-24, 1993 (in Japanese).

21. Tanaka, T., H. Doi, K. Hirahara, T. Hayashi and A. Suyemine, Daily GPS observations and their tropospheric refraction error, Annul.Disas.Prev.Res.Inst., 35, B-1, 271-277, 1992 (in Japanese).

20. Hirahara, K., Numerical earthquake prediction, Chikyu, 174-178, 1992 (in Japanese).

19. Hirahara, K., GPS observation in the Nansei-shotou, Chikyu, 14, 389-394, 1992 (in Japanese).

18. Hirahara, K., T. Tanaka, Y. Kato, T. Tabei, T. Otozaki, K. Nakamura, Y. Hoso, T. Kato and I. Murata, GPS observation of Philippine Sea plate motion relative to Eurasian plate in the Nansei-shotou region, southwest Japan [1990.01-1991.11] -initial result-, Proc. Sixth International Geodetic Symp.　on Satellite Positioning, 945-957, 1992.

17. Hirahara, K., T. Tanaka, K. Nakamura, T. Tabei, Y. Kato, Y. Hoso, T. Kato and I. Murata, Preliminary analysis of GPS Japan'90 data obtained at the Nansei-shotou GPS network, Prc.Jpn.Sym.GPS, 246-247, 1991.

16. Hirahara, K., Brief description of Bernese GPS software Version 3.2, Prc.Jpn.Sym.GPS, 73-78, 1991 (in Japanese).

15. Hirahara, K., T. Tanaka, Y. Hoso, T. Kato, K. Kawai, S. Hwa-shu, Y. Yabuta, W. Usui, K. Kizaki, Y. Kaneko, M. Aoki, M. Kasahara, T. Tabei, H. Ono, I. Murata, F. Kimata and K. Nakamura, Southwest Japan GPS campaign SWJ9001 -Philippine Sea plate GPS Campaign-, 2-nd Int. Sym. on Precise Positioning with the Global Positioning System, 663-673, 1990.

14. Hirahara, K., Southwest Japan GPS project -Philippine Sea plate project-, Proc.Jpn.Sym.GPS, 31-34, 1990.

13. Kato, K., A. Takeuchi, Y. Yabuta, K. Hirahara, Y. Kono, T. Nagao, S. Okubo, K. Kawai and T. Miyagi, GPS Campaigns in the Hokuriku District, Central Japan, Proc.Jpn.Sym.GPS, 13-18, 1990.

12. Hirahara, K., T. Tanaka, Y. Hoso, T. Hayashi, Y. Yabuta, T. Tabei, K. Nakamura, S. Watada, K. Fujimori, S. Fujiwara, K. Ito, T. Kato and I. Murata, GPS experiments -Semi-fixed GPS observation system and GPS measurements -, Annuals Disas.Prev.Res.Inst. Kyoto Univ., 32B-1, 83-92, 1989 (in Japanese).

11. Mikumo, T., K. Hirahara, F. Takeuchi, H. Wada, T. Tsukuda, I. Fujii and K. Nishigami, 3-D upper crustal structure, active faults and seismic activities, Chikyu, 11, 90-96, 1989 (in Japanese).

10. Hirahara, K., and F. Takeuchi, 3-D upper crustal structure beneath the southwestern part of Hokuriku region, central Japan, Chikyu, 11, 84-89, 1989 (in Japanese).

9. Hirahara, K., 3-D seismic velocity structure beneath the Japan Islands, Kaiyou, 21, 19-26, 1989 (in Japanese).

8. Takeuchi, F., K. Hirahara and A. Kuroiso, A/D conversion of typical seismic waveforms, Chikyu, 10, 772-775, 1988 (in Japanese).

7. Hirahara,K., Observation of shallow earthquakes right above the focal region of 1984 Nagano-ken Seibu earthquake (5) 3-D velocity structure, Chikyu, 10, 731-734, 1988 (in Japanese).

6. Research Group for Seismic Observation of Western Nagano Earthquake (written by K. Hirahara), 3-D seismic velocity structure revealed by Geotomography, Chikyu, 10, 676-686, 1988 (in Japanese).

5. Yabuta, Y., I. Nakagawa, K. Fujimori, S. Fujiwara, K. Nakamura, K. Ito, K. Hirahara, T. Tanaka and Y. Hoso, The repeatability of GPS measurements by using WM101, J.Geod.Jpn., 34, 221-222, 1988 (in Japanese).

4. Hirahara, K. and T. Tanaka, Southwest Japan GPS project, Proc.Jpn.Sym.GPS, 271-279, 1988.

3. Kato, M., K. Hirahara, T. Tanaka, Y. Hoso and Y. Tsushima, Observation of ground tilts at Muroto, Annuals, Disas.Prev.Res.Inst., Kyoto Univ., 29, B-1, 85-96, 1986 (in Japanese).

2. Hirahara, K., 3-D seismic structure beneath Southwest Japan revealed by geotomography, Science on Form, Proc.First In.Symp.Sci.Form, 237-245, 1986.

1. Takemoto, S., H. Doi and K. Hirahara, Observation of ground-strains using a laser extensometer system installed in shallow trenches, J.Geod.Soc.Japan, 31, 295-304, 1985 (in Japanese).




*****解説******

６．地震学、耐震工学の現状と課題、大地震発生シミュレーション、東京理科大学特別教室出版シリーズNo.24、73-88,2003.

５. 平原和朗、摩擦構成則に基づく地震発生サイクルシミュレーション、地震ジャーナル、26, 1-10, 1998.

４.平原和朗、新・新しい地球観、理科教室、37、6-17、1994.

３.平原和朗、宇宙から地球を診断するー宇宙技術で測る大地の動きと地震予知ー、
京都大学防災研究所公開講座、防災科学の最前線、27-49、1994

２.平原和朗、Ｊアレー、地震ジャーナル、17、10-17、1994.

１.平原和朗 、ＧＰＳとは？, ランドスライド, 7, 32-42,　1991.