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Akira Hasegawa

tohoku university

70H-index
450Paper Count
1.6WCitation Count
Published Papers 72
Publication Date
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Different Radiation Characteristics Between Foreshocks and Aftershocks of the 2016 Mw7.0 Kumamoto Earthquake in Kyushu, Japan: Implication of Pore Pressure, Stress Concentration, and Loading Rate
errjournal of geophysical research: solid earth
IF0
err2026-04-02
err0
errOAAI
errMasaki Orimo; Keisuke Yoshida; Toru Matsuzawa; Akira Hasegawa; Mare Yamamoto
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The forearc seismic belt: A fluid pathway constraining down-dip megathrust earthquake rupture
errScience
IF45.8
err2025-07-10
err0
PREAI
errRintaroh Suzuki; Naoki Uchida; Weiqiang Zhu; Gregory C. Beroza; Takashi Nakayama; Keisuke Yoshida; Genti Toyokuni; Ryota Takagi; Ryosuke Azuma; Akira Hasegawa
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Systematic Differences in Energy Radiation Processes Between Regular and Intraplate Low-Frequency Earthquakes Around the Focal Area of the 2008 Mw ${\boldsymbol{M}}_{\boldsymbol{w}}$ 6.9 Iwate-Miyagi, Japan, Earthquake
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2025-03-01
err0
errOAAI
errOrimo, Masaki; Yoshida, Keisuke; Matsuzawa, Toru; Taira, Taka'aki; Emoto, Kentaro; Hasegawa, Akira
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Prevalence of Repeating Earthquakes in the Continental Crust and Subducting Slabs: Triggering of Earthquakes by Aseismic Slip
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2023-02-15
err5
errOAAI
errNakajima, Junichi; Hasegawa, Akira
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errSave
Fault-Valve Behavior Estimated From Intensive Foreshocks and Aftershocks of the 2017 M 5.3 Kagoshima Bay Earthquake Sequence, Kyushu, Southern Japan
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2021-05-19
err7
PREAI
errMatsumoto, Yoshiaki; Yoshida, Keisuke; Matsuzawa, Toru; Hasegawa, Akira
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errSave
Prevalence of Shallow Low-Frequency Earthquakes in the Continental Crust
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2021-04-16
err13
PREAI
errNakajima, Junichi; Hasegawa, Akira
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errSave
Crustal Extension and Graben Formation by Fault Slip-Associated Pore Opening, Kyushu, Japan
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2019-05-22
err15
errOAAI
errWang, Zhi; Fukao, Yoshio; Miyakawa, Ayumu; Hasegawa, Akira; Takei, Yasuko
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Hypocenter Migration and Seismicity Pattern Change in the Yamagata-Fukushima Border, NE Japan, Caused by Fluid Movement and Pore Pressure Variation
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2018-06-15
err54
PREAI
errYoshida, Keisuke; Hasegawa, Akira
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errSave
Seismic imaging of mantle wedge corner flow and arc magmatism
errPROCEEDINGS OF THE JAPAN ACADEMY SERIES B-PHYSICAL AND BIOLOGICAL SCIENCES
IF4.6
err2018-05-11
err6
errOAAI
errHasegawa, Akira
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errSave
Temporal Changes in Stress Drop, Frictional Strength, and Earthquake Size Distribution in the 2011 Yamagata-Fukushima, NE Japan, Earthquake Swarm, Caused by Fluid Migration
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2017-12-26
err54
PREAI
errYoshida, Keisuke; Saito, Tatsuhiko; Urata, Yumi; Asano, Youichi; Hasegawa, Akira
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Seismic imaging of slab metamorphism and genesis of intermediate-depth intraslab earthquakes
errPROGRESS IN EARTH AND PLANETARY SCIENCE
IF2.8
err2017-04-10
err50
errOAAI
errHasegawa, Akira; Nakajima, Junichi
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errSave
Tremor activity inhibited by well-drained conditions above a megathrust
errNATURE COMMUNICATIONS
IF15.7
err2016-12-19
err44
errOAAI
errNakajima, Junichi; Hasegawa, Akira
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errSave
Temporal variation of frictional strength in an earthquake swarm in NE Japan caused by fluid migration
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2016-08-25
err30
PREAI
errYoshida, Keisuke; Hasegawa, Akira; Yoshida, Takeyoshi
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Changes in the stress field after the 2008 M7.2 Iwate-Miyagi Nairiku earthquake in northeastern Japan
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2014-12-28
err44
errOAAI
errYoshida, Keisuke; Hasegawa, Akira; Okada, Tomomi; Iinuma, Takeshi
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Detailed seismic attenuation structure beneath Hokkaido, northeastern Japan: Arc-arc collision process, arc magmatism, and seismotectonics
errJOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH
IF4.1
err2014-08-22
err50
PREAI
errKita, Saeko; Nakajima, Junichi; Hasegawa, Akira; Okada, Tomomi; Katsumata, Kei; Asano, Youichi; Kimura, Takeshi
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Slip distribution of the 2003 northern Miyagi earthquake (M6.4) deduced from geodetic inversion
errEARTH PLANETS AND SPACE
IF2.5
err2014-06-29
err12
errOAAI
errMiura, S; Suwa, Y; Sato, T; Tachibana, K; Hasegawa, A
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errSave
Introduction to EPS special section for the M7.1 and M6.4 earthquakes in northeastern Japan
errEARTH PLANETS AND SPACE
IF2.5
err2014-06-29
err2
errOAAI
errHasegawa, A
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errSave
Strain concentration zone along the volcanic front derived by GPS observations in NE Japan arc
errEARTH PLANETS AND SPACE
IF2.5
err2014-06-26
err56
errOAAI
errMiura, S; Sato, T; Hasegawa, A; Suwa, Y; Tachibana, K; Yui, S
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Moho and Philippine Sea plate structure beneath central Honshu Island, Japan, from teleseismic receiver functions
errEARTH PLANETS AND SPACE
IF2.5
err2014-06-26
err8
errOAAI
errYoshimoto, K; Fujisawa, H; Okada, T; Umino, N; Hasegawa, A; Obara, K; Shiomi, K; Tsukahara, H; Okamoto, S; Kawanaka, T; Sato, H; Nishimura, T; Sato, H; Ohtake, M
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Estimation of deep fault geometry of the Nagamachi-Rifu fault from seismic array observations
errEARTH PLANETS AND SPACE
IF2.5
err2014-06-26
err9
errOAAI
errNakamura, A; Asano, Y; Hasegawa, A
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Research Directions

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Co-authors
Cooperation Journals
M
M. Santosh
H-index: 128 · Papers: 1.5K
S
Shigenori Maruyama
H-index: 84 · Papers: 571
D
Dapeng Zhao
H-index: 81 · Papers: 418
G
Gregory C. Beroza
H-index: 77 · Papers: 461
J
Jean‐Paul Ampuero
H-index: 67 · Papers: 634
View more