Hirai Seijirō

Japanese engineer
Person human Q11482008
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Hirai Seijirō

Summary

Hirai Seijirō is a human[1]. Born in Kanazawa[2], he… he was born on +1856-11-13T00:00:00Z[3]. He died on +1926-06-28T00:00:00Z[4]. He worked as an engineer[5] and politician[6]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (2 views/month, #7,299 of 1,000,298).[7]

Key Facts

  • Born in Kanazawa[2], Hirai Seijirō…
  • Hirai Seijirō was born on +1856-11-13T00:00:00Z[3].
  • Hirai Seijirō died on +1926-06-28T00:00:00Z[4].
  • A child of Hirai Seijirō was Kikumatsu Hirai[8].
  • Hirai Seijirō held citizenship in Japan[9].
  • Hirai Seijirō's professions included engineer[5].
  • Hirai Seijirō's professions included politician[6].
  • Hirai Seijirō held the position of member of the House of Peers[10].
  • Hirai Seijirō's education included a stint at Rensselaer Polytechnic Institute[11].
  • Hirai Seijirō received the Order of the Sacred Treasure, 1st Class[12].
  • Hirai Seijirō received the Order of the Sacred Treasure, 3rd class[13].
  • Hirai Seijirō's image is recorded as Hirai 4016408969 5ed8b5731b o.jpg[14].
  • Hirai Seijirō is recorded as male[15].
  • Hirai Seijirō's instance of is recorded as human[16].
  • Hirai Seijirō's VIAF cluster ID is recorded as 256343784[17].
  • Hirai Seijirō's NDL Authority ID is recorded as 01141152[18].
  • Hirai Seijirō's Commons category is recorded as Hirai Seijiro[19].
  • Hirai Seijirō's Freebase ID is recorded as /m/08087p1[20].
  • Hirai Seijirō's family name is recorded as Hirai[21].
  • Hirai Seijirō's given name is recorded as Seijirō[22].
  • Hirai Seijirō's described by source is recorded as Who's Who in the Far East[23].
  • Hirai Seijirō's languages spoken, written or signed is recorded as Japanese[24].
  • Hirai Seijirō's name in native language is recorded as 平井晴二郎[25].
  • Hirai Seijirō's name in kana is recorded as ひらい せいじろう[26].
  • Hirai Seijirō's WikiTree person ID is recorded as 平井-35[27].

Body

Origins and Family

Hirai Seijirō's place of birth was Kanazawa[2]. He was born on +1856-11-13T00:00:00Z[3].

Education

Hirai Seijirō was educated at Rensselaer Polytechnic Institute[11].

Career and Affiliations

Recorded occupations include engineer[5] and politician[6]. Hirai Seijirō held the position of member of the House of Peers[10].

Recognition

Awards received include Order of the Sacred Treasure, 1st Class[12], a grade of an order[28], in Japan[29], founded in 1888[30] and Order of the Sacred Treasure, 3rd class[13], a grade of an order[31], in Japan[32], founded in 1888[33].

Personal Life

A child of Hirai Seijirō was Kikumatsu Hirai[8].

Death and Burial

Hirai Seijirō died on +1926-06-28T00:00:00Z[4].

Why It Matters

Hirai Seijirō ranks in the top 0.73% of human entities by monthly Wikipedia readership (2 views/month, #7,299 of 1,000,298).[7]

FAQs

Where was Hirai Seijirō born?

Born in Kanazawa[2], Hirai Seijirō…

What did Hirai Seijirō do for work?

Hirai Seijirō worked as engineer[5] and politician[6].

Where did Hirai Seijirō go to school?

Hirai Seijirō was educated at Rensselaer Polytechnic Institute[11].

What awards did Hirai Seijirō receive?

Honors received include Order of the Sacred Treasure, 1st Class[12] and Order of the Sacred Treasure, 3rd class[13].

References

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

Direct Wikidata claims

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

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [7] . Wikimedia Foundation. dumps.wikimedia.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). Hirai Seijirō. Retrieved May 3, 2026, from https://4ort.xyz/entity/hirai-seijir-
MLA “Hirai Seijirō.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hirai-seijir-.
BibTeX @misc{4ortxyz_hirai-seijir-_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Hirai Seijirō}}, year = {2026}, url = {https://4ort.xyz/entity/hirai-seijir-}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Hirai Seijirō — https://4ort.xyz/entity/hirai-seijir- (retrieved 2026-05-03)

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