Keiiti Aki

Japanese-American professor of geophysics
Person human Q493209
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Summary

Keiiti Aki is a human[1]. His place of birth was Yokohama[2]. He was born on March 3, 1930[3]. He passed away in Saint-Pierre[4]. He died on May 17, 2005[5]. He worked as a seismologist[6], university teacher[7], and geophysicist[8]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (173 views/month, #7,284 of 1,000,298).[9]

Key Facts

  • Keiiti Aki was born in Yokohama[2].
  • Keiiti Aki passed away in Saint-Pierre[4].
  • Keiiti Aki was born on March 3, 1930[3].
  • Keiiti Aki died on May 17, 2005[5].
  • A child of Keiiti Aki was Kajika Aki[10].
  • Keiiti Aki held citizenship in Japan[11].
  • Keiiti Aki held citizenship in Empire of Japan[12].
  • Keiiti Aki's professions included seismologist[6].
  • Keiiti Aki worked as a university teacher[7].
  • Keiiti Aki worked as a geophysicist[8].
  • Keiiti Aki's field of work was seismology[13].
  • Among Keiiti Aki's employers was University of Tokyo[14].
  • Keiiti Aki was employed by University of Southern California[15].
  • Keiiti Aki was employed by Massachusetts Institute of Technology[16].
  • Keiiti Aki was educated at California Institute of Technology[17].
  • Keiiti Aki's education included a stint at University of Tokyo[18].
  • A notable work attributed to Keiiti Aki is Q141543947[19].
  • Keiiti Aki received the William Bowie Medal[20].
  • Keiiti Aki received the Fellow of the Seismological Society of America[21].
  • Keiiti Aki received the Fellow of the American Academy of Arts and Sciences[22].
  • Keiiti Aki received the Thorarinsson Medal[23].
  • Keiiti Aki received the Beno Gutenberg Medal[24].
  • Keiiti Aki received the honorary doctorate from Joseph Fourier University[25].
  • Keiiti Aki was a member of National Academy of Sciences[26].
  • Keiiti Aki was a member of American Academy of Arts and Sciences[27].

Body

Origins and Family

Born in Yokohama[2], Keiiti Aki… he was born on March 3, 1930[3].

Education

Educated at California Institute of Technology[17], a university[28], in United States[29], founded in 1891[30], headquartered in California[31] and University of Tokyo[18], a research university[32], in Japan[33], founded in 1877[34], headquartered in Hongō campus[35].

Career and Affiliations

Recorded occupations include seismologist[6], university teacher[7], and geophysicist[8]. Keiiti Aki's field of work was seismology[13]. Employers include University of Tokyo[14], a research university[36], in Japan[37], founded in 1877[38], headquartered in Hongō campus[39]; University of Southern California[15], a private university[40], in United States[41], founded in 1880[42], headquartered in Los Angeles[43]; and Massachusetts Institute of Technology[16], a university[44], in United States[45], founded in 1861[46], headquartered in Cambridge[47].

Works and Contributions

A notable work attributed to Keiiti Aki is Q141543947[19].

Recognition

Awards received include William Bowie Medal[20], a geophysics award[48], in United States[49], founded in 1939[50]; Fellow of the Seismological Society of America[21]; Fellow of the American Academy of Arts and Sciences[22], a fellowship award[51]; Thorarinsson Medal[23], a science award[52], founded in 1987[53]; Beno Gutenberg Medal[24], a science award[54]; and honorary doctorate from Joseph Fourier University[25], an award[55], in France[56].

Personal Life

A child of Keiiti Aki was Kajika Aki[10].

Death and Burial

Keiiti Aki died on May 17, 2005[5]. He died in Saint-Pierre[4].

Why It Matters

Keiiti Aki ranks in the top 0.73% of human entities by monthly Wikipedia readership (173 views/month, #7,284 of 1,000,298).[9] He has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[57] He is known by 11 alternative names across languages and contexts.[58]

FAQs

Where was Keiiti Aki born?

Born in Yokohama[2].

Where did Keiiti Aki die?

Keiiti Aki passed away in Saint-Pierre[4].

What did Keiiti Aki do for work?

Keiiti Aki worked as seismologist[6], university teacher[7], and geophysicist[8].

Where did Keiiti Aki go to school?

Keiiti Aki was educated at California Institute of Technology[17] and University of Tokyo[18].

What awards did Keiiti Aki receive?

Honors received include William Bowie Medal[20], Fellow of the Seismological Society of America[21], Fellow of the American Academy of Arts and Sciences[22], and Thorarinsson Medal[23].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [11] ↑ . wikidata.org.
  4. [12] ↑ . wikidata.org.
  5. [10] ↑ . wikidata.org.
  6. [17] ↑ . wikidata.org.
  7. [18] ↑ . wikidata.org.
  8. [13] ↑ . wikidata.org.
  9. [6] ↑ . wikidata.org.
  10. [7] ↑ . wikidata.org.
  11. [8] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [20] ↑ . wikidata.org.
  16. [21] ↑ . wikidata.org.
  17. [22] ↑ . wikidata.org.
  18. [23] ↑ . wikidata.org.
  19. [24] ↑ . wikidata.org.
  20. [25] ↑ . wikidata.org.
  21. [26] ↑ . wikidata.org.
  22. [27] ↑ . wikidata.org.
  23. [3] ↑ . wikidata.org.
  24. [5] ↑ . wikidata.org.
  25. [19] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site
  2. [29] ↑ . Wikidata. wikidata.org. → on this site
  3. [30] ↑ . Wikidata. wikidata.org. → on this site
  4. [31] ↑ . Wikidata. wikidata.org. → on this site
  5. [32] ↑ . Wikidata. wikidata.org. → on this site
  6. [33] ↑ . Wikidata. wikidata.org. → on this site
  7. [34] ↑ . Wikidata. wikidata.org. → on this site
  8. [35] ↑ . Wikidata. wikidata.org. → on this site
  9. [36] ↑ . Wikidata. wikidata.org. → on this site
  10. [37] ↑ . Wikidata. wikidata.org. → on this site
  11. [38] ↑ . Wikidata. wikidata.org. → on this site
  12. [39] ↑ . Wikidata. wikidata.org. → on this site
  13. [40] ↑ . Wikidata. wikidata.org. → on this site
  14. [41] ↑ . Wikidata. wikidata.org. → on this site
  15. [42] ↑ . Wikidata. wikidata.org. → on this site
  16. [43] ↑ . Wikidata. wikidata.org. → on this site
  17. [44] ↑ . Wikidata. wikidata.org. → on this site
  18. [45] ↑ . Wikidata. wikidata.org. → on this site
  19. [46] ↑ . Wikidata. wikidata.org. → on this site
  20. [47] ↑ . Wikidata. wikidata.org. → on this site
  21. [48] ↑ . Wikidata. wikidata.org. → on this site
  22. [49] ↑ . Wikidata. wikidata.org. → on this site
  23. [50] ↑ . Wikidata. wikidata.org. → on this site
  24. [51] ↑ . Wikidata. wikidata.org. → on this site
  25. [52] ↑ . Wikidata. wikidata.org. → on this site
  26. [53] ↑ . Wikidata. wikidata.org. → on this site
  27. [54] ↑ . Wikidata. wikidata.org. → on this site
  28. [55] ↑ . Wikidata. wikidata.org. → on this site
  29. [56] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [9] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [57] ↑ . Wikidata sitelinks. wikidata.org.
  3. [58] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Keiiti Aki. Retrieved October 13, 2026, from https://4ort.xyz/entity/keiiti-aki
MLA “Keiiti Aki.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/keiiti-aki.
BibTeX @misc{4ortxyz_keiiti-aki_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Keiiti Aki}}, year = {2026}, url = {https://4ort.xyz/entity/keiiti-aki}, note = {Accessed: 2026-10-13}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Keiiti Aki — https://4ort.xyz/entity/keiiti-aki (retrieved 2026-10-13)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 21d ago · ~2026-50798-14 · 2026-09-23 view diff on Wikidata ↗
    Notable work → Q141543947
    "/* wbsetclaim-create:2||1 */ Notable work: Q141543947"
  2. 11w ago · Epìdosis · 2026-07-23 view diff on Wikidata ↗
    P14541 → 1XK30e
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/43073|batch #43073]]: substitute P214 reference with P227 reference (2)"
  3. 21w ago · Epìdosis · 2026-05-20 view diff on Wikidata ↗
    Occupation → seismologist, university teacher, geophysicist
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32116|batch #32116]]: import P21 and P106 from GND (29)"
  4. 23w ago · MariuszRokin · 2026-04-30 view diff on Wikidata ↗
    Educated at → California Institute of Technology, University of Tokyo
    Member of → —
    Place of death → Saint-Pierre
    Residence → Réunion
    + 24 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ Prabook id: 2127980, [[:toollabs:quickstatements/#/batch/257026|batch #257026]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.