Isao Iijima

Japanese zoologist (1861–1921)
Person human Q11666392
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Summary

Isao Iijima is a human[1]. Born in Hamamatsu[2], he… he was born on July 24, 1861[3]. He died on March 14, 1921[4]. He worked as a zoologist[5], ichthyologist[6], and ornithologist[7]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (63 views/month, #7,296 of 1,000,298).[8]

Key Facts

  • Born in Hamamatsu[2].
  • Isao Iijima was born on July 24, 1861[3].
  • Isao Iijima died on March 14, 1921[4].
  • Isao Iijima held citizenship in Japan[9].
  • Isao Iijima's professions included zoologist[5].
  • Isao Iijima's professions included ichthyologist[6].
  • Isao Iijima's professions included ornithologist[7].
  • Isao Iijima was employed by University of Tokyo[10].
  • Isao Iijima was educated at University of Tokyo[11].
  • Isao Iijima's education included a stint at Leipzig University[12].
  • Isao Iijima received the Order of the Sacred Treasure, 2nd Class[13].
  • Isao Iijima was a member of Imperial Academy[14].
  • Isao Iijima is recorded as male[15].
  • Isao Iijima's instance of is recorded as human[16].
  • Isao Iijima's Commons category is recorded as Ijima Isao[17].
  • Isao Iijima's family name is recorded as Iijima[18].
  • Isao Iijima's given name is recorded as Isao[19].
  • Isao Iijima's author citation is recorded as Iijima[20].
  • Isao Iijima's languages spoken, written or signed is recorded as Japanese[21].
  • Isao Iijima's name in native language is recorded as 飯島 魁[22].
  • Isao Iijima's name in kana is recorded as いいじま いさお[23].
  • Isao Iijima's copyright status as a creator is recorded as copyrights on works have expired[24].
  • Isao Iijima's Japanese court rank is recorded as Senior Third Rank[25].

Body

Origins and Family

Born in Hamamatsu[2], Isao Iijima… he was born on July 24, 1861[3].

Education

Educated at University of Tokyo[11], a research university[26], in Japan[27], founded in 1877[28], headquartered in Hongō campus[29] and Leipzig University[12], a public university[30], in Germany[31], founded in 1409[32], headquartered in Leipzig[33].

Career and Affiliations

Recorded occupations include zoologist[5], ichthyologist[6], and ornithologist[7]. Among Isao Iijima's employers was University of Tokyo[10].

Recognition

Isao Iijima received the Order of the Sacred Treasure, 2nd Class[13].

Death and Burial

Isao Iijima died on March 14, 1921[4].

Works and Contributions

Things named for Isao Iijima include Ijima’s Leaf Warbler[34], a taxon[35]; Phoronis ijimai[36], a taxon[37]; and Cucumaria ijimai[38], a taxon[39].

Why It Matters

Isao Iijima ranks in the top 0.73% of human entities by monthly Wikipedia readership (63 views/month, #7,296 of 1,000,298).[8] He is known by 19 alternative names across languages and contexts.[40]

Entities named for him include Ijima’s Leaf Warbler[34], a taxon[35]; Phoronis ijimai[36], a taxon[37]; and Cucumaria ijimai[38], a taxon[39].

FAQs

Where was Isao Iijima born?

Isao Iijima was born in Hamamatsu[2].

What did Isao Iijima do for work?

Isao Iijima worked as zoologist[5], ichthyologist[6], and ornithologist[7].

Where did Isao Iijima go to school?

Isao Iijima was educated at University of Tokyo[11] and Leipzig University[12].

What awards did Isao Iijima receive?

Honors received include Order of the Sacred Treasure, 2nd Class[13].

References

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

Direct Wikidata claims

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

Inverse relationships (entities pointing at this one)

  1. [34] ↑ . wikidata.org. → on this site
  2. [36] ↑ . wikidata.org. → on this site
  3. [38] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [26] ↑ . Wikidata. wikidata.org. → on this site
  2. [27] ↑ . Wikidata. wikidata.org. → on this site
  3. [28] ↑ . Wikidata. wikidata.org. → on this site
  4. [29] ↑ . Wikidata. wikidata.org. → on this site
  5. [30] ↑ . Wikidata. wikidata.org. → on this site
  6. [31] ↑ . Wikidata. wikidata.org. → on this site
  7. [32] ↑ . Wikidata. wikidata.org. → on this site
  8. [33] ↑ . Wikidata. wikidata.org. → on this site
  9. [35] ↑ . Wikidata. wikidata.org. → on this site
  10. [37] ↑ . Wikidata. wikidata.org. → on this site
  11. [39] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [8] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [40] ↑ . 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). Isao Iijima. Retrieved October 13, 2026, from https://4ort.xyz/entity/isao-iijima-q11666392
MLA “Isao Iijima.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/isao-iijima-q11666392.
BibTeX @misc{4ortxyz_isao-iijima-q11666392_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Isao Iijima}}, year = {2026}, url = {https://4ort.xyz/entity/isao-iijima-q11666392}, note = {Accessed: 2026-10-13}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Isao Iijima — https://4ort.xyz/entity/isao-iijima-q11666392 (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. 5w ago · Immanuelle · 2026-09-07 view diff on Wikidata ↗
    Nationale thesaurus voor auteursnamen id → 072799749
    Wikidata description → Japanese zoologist (1861–1921)
    Japanese court rank → Senior Third Rank
    "/* wbcreateclaim-create:1| */ Japanese court rank: Senior Third Rank, #quickstatements; #temporary_batch_1788803686426"
  2. 13w ago · PKalnai · 2026-07-14 view diff on Wikidata ↗
    Member of → Imperial Academy
    "/* wbsetclaim-create:2||1 */ Member of: Imperial Academy"
  3. 21w ago · Epìdosis · 2026-05-15 view diff on Wikidata ↗
    Instance of → —
    Languages spoken, written or signed → Japanese
    Aliases → —
    Award received → —
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31702|batch #31702]]: import P21 and P106 from GND (3)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.