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Juichiro Ashi

Juichiro Ashi

Juichiro Ashi publications per year

The chart shows the history of publications by Juichiro Ashi between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Juichiro Ashi published across 38 years, from 1988 to 2025, averaging 9 papers a year. Output peaked at 50 publications in 2020. 4 of the 341 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 50. Peak 50 publications in 2020. 1988: 2 publications 1989: 3 publications 1990: 2 publications 1991: 2 publications 1992: 13 publications 1993: 2 publications 1994: 1 publication 1995: 6 publications 1996: 3 publications 1997: 3 publications 1998: 1 publication 1999: 1 publication 2000: 0 publications 2001: 2 publications 2002: 5 publications 2003: 4 publications 2004: 10 publications 2005: 4 publications 2006: 6 publications 2007: 4 publications 2008: 11 publications 2009: 13 publications 2010: 9 publications 2011: 14 publications 2012: 20 publications 2013: 8 publications 2014: 17 publications 2015: 26 publications 2016: 17 publications 2017: 25 publications 2018: 14 publications 2019: 17 publications 2020: 50 publications 2021: 7 publications 2022: 11 publications 2023: 4 publications 2024: 3 publications 2025: 1 publication
1988 2025

341 publications in total across all disciplines

View publications per year as a table
Juichiro Ashi: publications per year, 1988 to 2025
Year Publications
1988 2
1989 3
1990 2
1991 2
1992 13
1993 2
1994 1
1995 6
1996 3
1997 3
1998 1
1999 1
2000 0
2001 2
2002 5
2003 4
2004 10
2005 4
2006 6
2007 4
2008 11
2009 13
2010 9
2011 14
2012 20
2013 8
2014 17
2015 26
2016 17
2017 25
2018 14
2019 17
2020 50
2021 7
2022 11
2023 4
2024 3
2025 1
Total 341
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Juichiro Ashi 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 Juichiro Ashi sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Juichiro Ashi 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 Juichiro Ashi sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Overview

Juichiro Ashi is affiliated with the University of Tokyo in Japan and has a research focus spanning Earth and Planetary Sciences as well as Engineering. Their work extensively covers subfields including Geophysics, Ocean Engineering, Atmospheric Science, Environmental Chemistry, and Earth-Surface Processes.

The scientist has contributed significantly to topics such as Reservoir Engineering and Simulation Methods, Drilling and Well Engineering, Geology and Paleoclimatology Research, earthquake and tectonic studies, Methane Hydrates and Related Phenomena, Seismic Imaging and Inversion Techniques, and Geological and Geochemical Analysis.

Juichiro Ashi's frequent coauthors include Harold Tobin, Michael B. Underwood, Toshiya Kanamatsu, Bernard A. Housen, and Miriam Kastner, reflecting extensive collaboration across related research areas.

The publication venues where Ashi has published most often include Zenodo (CERN European Organization for Nuclear Research) with 24 publications, OPAL (Open@LaTrobe) (La Trobe University) with 7, Sedimentary Geology with 2, Marine Geology with 2, and Tectonophysics with 2.

Some of the recent papers authored by Ashi are:

  • Characteristics and distribution of the event deposits induced by the 2011 Tohoku-oki earthquake and tsunami offshore of Sanriku and Sendai, Japan (2020) in Sedimentary Geology
  • Holocene tsunami, storm, and relative sea level records obtained from the southern Hidaka coast, Hokkaido, Japan (2020) in Quaternary Science Reviews
  • A dataset for distribution and characteristics of Holocene pyroclastic fall deposits along the Pacific coasts in western Hokkaido, Japan (2020) in Data in Brief
  • Subduction of trench-fill sediments beneath an accretionary wedge: Insights from sandbox analogue experiments (2020) in Geosphere
  • Holocene coastal evolution, past tsunamis, and extreme wave event reconstructions using sediment cores obtained from the central coast of Hidaka, Hokkaido, Japan (2021) in Marine Geology

Best Publications

  • Episodic slow slip events in the Japan subduction zone before the 2011 Tohoku-Oki earthquake

    Yoshihiro Ito;Ryota Hino;Motoyuki Kido;Hiromi Fujimoto

  • Distribution of methane hydrate BSRs and its implication for the prism growth in the Nankai Trough

    Juichiro Ashi;Hidekazu Tokuyama;Asahiko Taira

  • Abnormal fluid pressures and fault-zone dilation in the Barbados accretionary prism: Evidence from logging while drilling

    J. C. Moore;T. H. Shipley;D. Goldberg;Y. Ogawa

  • Microbial diversity in deep-sea methane seep sediments presented by SSU rRNA gene tag sequencing.

    Takuro Nunoura;Yoshihiro Takaki;Hiromi Kazama;Miho Hirai

  • Potential tsunamigenic faults of the 2011 off the Pacific coast of Tohoku Earthquake

    Takeshi Tsuji;Yoshihiro Ito;Motoyuki Kido;Yukihito Osada

  • Rapid forearc basin uplift and megasplay fault development from 3D seismic images of Nankai Margin off Kii Peninsula, Japan

    Sean P.S. Gulick;Nathan L.B. Bangs;Gregory F. Moore;Juichiro Ashi

  • Deep-biosphere methane production stimulated by geofluids in the Nankai accretionary complex

    Akira Ijiri;Fumio Inagaki;Yusuke Kubo;Rishi Ram Adhikari

  • Possible submarine tsunami deposits on the outer shelf of Sendai Bay, Japan resulting from the 2011 earthquake and tsunami off the Pacific coast of Tohoku

    Ken Ikehara;Tomohisa Irino;Kazuko Usami;Robert Jenkins

  • Expedition 316 Site C0004

    M. Kinoshita;H. Tobin;J. Ashi;G. Kimura

  • Quantification of mcrA by quantitative fluorescent PCR in sediments from methane seep of the Nankai Trough

    Takuro Nunoura;Hanako Oida;Tomohiro Toki;Juichiro Ashi

  • Molecular characterization of potential nitrogen fixation by anaerobic methane-oxidizing archaea in the methane seep sediments at the number 8 Kumano Knoll in the Kumano Basin, offshore of Japan.

    Junichi Miyazaki;Ryosaku Higa;Tomohiro Toki;Juichiro Ashi

  • NanTroSEIZE Stage 1 Expeditions: Introduction and Synthesis of Key Results

    Harold Tobin;Masataka Kinoshita;Juichiro Ashi;Siegfried Lallement

  • Identification of the static backstop and its influence on the evolution of the accretionary prism in the Nankai Trough

    Takeshi Tsuji;Takeshi Tsuji;Juichiro Ashi;Michael Strasser;Michael Strasser;Gaku Kimura

  • Detection of low-chloride fluids beneath a cold seep field on the Nankai accretionary wedge off Kumano, south of Japan

    T. Toki;T. Toki;U. Tsunogai;T. Gamo;T. Gamo;S. Kuramoto

  • Possible strain partitioning structure between the Kumano fore-arc basin and the slope of the Nankai Trough accretionary prism

    Kylara M. Martin;Sean P. S. Gulick;Nathan L. B. Bangs;Gregory F. Moore

  • Expedition 316 Site C0006

    M. Kinoshita;H. Tobin;J. Ashi;G. Kimura

  • Thermal structure of the Nankai accretionary prism as inferred from the distribution of gas hydrate BSRs

    Juichiro Ashi;Asahiko Taira

  • Expedition 315 Site C0002

    M. Kinoshita;H. Tobin;J. Ashi;G. Kimura

  • Expedition 314 Site C0002

    M. Kinoshita;H. Tobin;J. Ashi;G. Kimura

  • Expedition 316 Site C0007

    M. Kinoshita;H. Tobin;J. Ashi;G. Kimura

Frequent Co-Authors

Masataka Kinoshita
Masataka Kinoshita University of Tokyo
Ken Ikehara
Ken Ikehara National Institute of Advanced Industrial Science and Technology
Takeshi Tsuji
Takeshi Tsuji University of Tokyo
Gaku Kimura
Gaku Kimura Japan Agency for Marine-Earth Science and Technology
Asahiko Taira
Asahiko Taira Japan Agency for Marine-Earth Science and Technology
Urumu Tsunogai
Urumu Tsunogai Nagoya University
Hidekazu Tokuyama
Hidekazu Tokuyama Kōchi University
Elizabeth J. Screaton
Elizabeth J. Screaton University of Florida
Siegfried Lallemant
Siegfried Lallemant CY Cergy Paris University
Fumio Inagaki
Fumio Inagaki Japan Agency for Marine-Earth Science and Technology

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