World's Best Scientists 2026 revealed!
Kazushige Obara

Kazushige Obara

D-Index & Metrics

Earth Science

D-Index
60
Citations
15299
World Ranking
1871
National Ranking
41

Kazushige Obara publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Kazushige Obara sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 314 publications — 87th percentile

87% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

Kazushige Obara D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Kazushige Obara sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 60 D-Index — 76th percentile

76% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

Kazushige Obara is affiliated with the University of Tokyo in Japan and has contributed extensively to the fields of Earth and Planetary Sciences and Computer Science. Their work intersects geophysics and artificial intelligence, with a particular focus on earthquake and tectonic studies.

Their research spans multiple specialized areas, including:

  • Earthquake and tectonic studies
  • Seismology and earthquake studies
  • Earthquake detection and analysis
  • High-pressure geophysics and materials
  • Geological and geochemical analysis
  • Seismic waves and analysis
  • Bayesian methods and mixture models

Kazushige Obara's notable recent publications include:

  • "Slow Earthquakes Illuminating Interplate Coupling Heterogeneities in Subduction Zones," 2020, Geophysical Research Letters
  • "Spatiotemporal Variations of Shallow Very Low Frequency Earthquake Activity Southeast Off the Kii Peninsula, Along the Nankai Trough, Japan," 2022, Journal of Geophysical Research Solid Earth
  • "Characteristic Activities of Slow Earthquakes in Japan," 2020, Proceedings of the Japan Academy Series B
  • "Spatiotemporal Characteristics of Relocated Deep Low-Frequency Earthquakes Beneath 52 Volcanic Regions in Japan Over an Analysis Period of 14 Years and 9 Months," 2021, Journal of Geophysical Research Solid Earth
  • "Shallow Slow Earthquake Episodes Near the Trench Axis off Costa Rica," 2021, Journal of Geophysical Research Solid Earth

The venues where Kazushige Obara most frequently publishes include:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Journal of Geophysical Research Solid Earth
  • Geophysical Research Letters
  • Science Advances
  • Proceedings of the Japan Academy Series B

Frequent collaborators in their research are:

  • Shunsuke Takemura
  • Satoru Baba
  • Akiko Takeo
  • Akemi Noda
  • Ryo Kurihara

Kazushige Obara's research is primarily grounded in geophysical phenomena with strong emphasis on earthquake detection, slow earthquakes characterization, and spatiotemporal seismic activity. Their interdisciplinary approach often integrates computational methods, including artificial intelligence techniques, to analyze seismic signals and complex earth processes.

Best Publications

  • Nonvolcanic Deep Tremor Associated with Subduction in Southwest Japan

    Unknown

  • Recent progress of seismic observation networks in Japan —Hi-net, F-net, K-NET and KiK-net—

    Yoshimitsu Okada;Keiji Kasahara;Sadaki Hori;Kazushige Obara

  • Propagation of slow slip leading up to the 2011 M(w) 9.0 Tohoku-Oki earthquake.

    Aitaro Kato;Kazushige Obara;Toshihiro Igarashi;Hiroshi Tsuruoka

  • Connecting slow earthquakes to huge earthquakes

    Kazushige Obara;Aitaro Kato

  • Episodic slow slip events accompanied by non‐volcanic tremors in southwest Japan subduction zone

    Kazushige Obara;Hitoshi Hirose;Fumio Yamamizu;Keiji Kasahara

  • Slow earthquakes coincident with episodic tremors and slow slip events.

    Yoshihiro Ito;Kazushige Obara;Katsuhiko Shiomi;Shutaro Sekine

  • A densely distributed high-sensitivity seismograph network in Japan: HI-net by National Research Institute for Earth Science and Disaster Prevention

    Kazushige Obara;Keiji Kasahara;Sadaki Hori;Yoshimitsu Okada

  • Separation of scattering and intrinsic attenuation for the Kanto-Tokai region, Japan, using measurements of S-wave energy versus hypocentral distance

    Michael Fehler;Mitsuyuki Hoshiba;Haruo Sato;Kazushige Obara

  • Repeating short- and long-term slow slip events with deep tremor activity around the Bungo channel region, southwest Japan

    Unknown

  • Decade‐scale decrease inb value prior to the M9‐class 2011 Tohoku and 2004 Sumatra quakes

    K. Z. Nanjo;N. Hirata;K. Obara;K. Kasahara

  • Three-dimensional P- and S-wave velocity structures beneath the Japan Islands obtained by high-density seismic stations by seismic tomography

    Makoto Matsubara;Kazushige Obara;Keiji Kasahara

  • Very low frequency earthquakes within accretionary prisms are very low stress‐drop earthquakes

    Yoshihiro Ito;Kazushige Obara

  • Phenomenology of deep slow earthquake family in southwest Japan: Spatiotemporal characteristics and segmentation

    Kazushige Obara

  • Non-volcanic deep low-frequency tremors accompanying slow slips in the southwest Japan subduction zone

    Unknown

  • Very low frequency earthquakes excited by the 2004 off the Kii peninsula earthquakes : A dynamic deformation process in the large accretionary prism

    Kazushige Obara;Yoshihiro Ito

  • A normal-faulting seismic sequence triggered by the 2011 off the Pacific coast of Tohoku Earthquake: Wholesale stress regime changes in the upper plate

    Aitaro Kato;Shin’ichi Sakai;Kazushige Obara

  • Dynamic deformation of the accretionary prism excites very low frequency earthquakes

    Yoshihiro Ito;Kazushige Obara

  • Spatiotemporal distribution of seismic energy radiation from low-frequency tremor in western Shikoku, Japan

    Takuto Maeda;Kazushige Obara

  • Three-dimensional crustal S wave velocity structure in Japan using microseismic data recorded by Hi-net tiltmeters

    K. Nishida;H. Kawakatsu;K. Obara

  • Detection of short-term slow slip events along the Nankai Trough, southwest Japan, using GNSS data

    Takuya Nishimura;Takuya Nishimura;Takanori Matsuzawa;Kazushige Obara

  • Migrating tremor off southern Kyushu as evidence for slow slip of a shallow subduction interface

    Y. Yamashita;H. Yakiwara;Y. Asano;Hiroshi Shimizu

  • Depth‐dependent activity of non‐volcanic tremor in southwest Japan

    Kazushige Obara;Sachiko Tanaka;Takuto Maeda;Takanori Matsuzawa

  • Successive estimation of a tsunami wavefield without earthquake source data: A data assimilation approach toward real-time tsunami forecasting

    Takuto Maeda;Kazushige Obara;Masanao Shinohara;Toshihiko Kanazawa

  • Modeling short- and long-term slow slip events in the seismic cycles of large subduction earthquakes

    Takanori Matsuzawa;Hitoshi Hirose;Bunichiro Shibazaki;Kazushige Obara

  • Background Love and Rayleigh waves simultaneously generated at the Pacific Ocean floors

    Kiwamu Nishida;Hitoshi Kawakatsu;Yoshio Fukao;Kazushige Obara

  • Characteristics and interactions between non-volcanic tremor and related slow earthquakes in the Nankai subduction zone, southwest Japan

    Kazushige Obara

Frequent Co-Authors

Takuto Maeda
Takuto Maeda Hirosaki University
Aitaro Kato
Aitaro Kato University of Tokyo
Naoshi Hirata
Naoshi Hirata University of Tokyo
Haruo Sato
Haruo Sato Tohoku University
Toru Matsuzawa
Toru Matsuzawa Tohoku University
Kiwamu Nishida
Kiwamu Nishida University of Tokyo
Takaya Iwasaki
Takaya Iwasaki University of Tokyo
Tomomi Okada
Tomomi Okada Tohoku University
Bogdan Enescu
Bogdan Enescu Kyoto University
Norihito Umino
Norihito Umino Tohoku University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

When considering a career in Earth Science, it’s helpful to explore related online degrees that complement this field. For example, a degree in is library science a good degree can open doors to managing scientific data and research archives, blending Earth Science knowledge with information management.

Creative skills also play a role in Earth Science communication. Pursuing online photography degrees can enhance your ability to document environmental changes and contribute visually compelling scientific reports.

Veterans entering this field may find specialized support through online photography degree programs for veterans, offering tailored options that combine practical skills with flexible learning schedules.

Additionally, language skills are crucial for global Earth Science careers. Earning one of the spanish degrees online can enhance communication and collaboration in international research or environmental policy settings.

Best Scientists Citing Kazushige Obara

Trending Scientists

Recently Published Articles