Seidokaikan

full-contact karate organization founded by Kazuyoshi Ishii, who left Kyokushin and Ashihara Karate
Organization organization Q3774490
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Seidokaikan

Summary

Seidokaikan is an organization[1]. Seidokaikan ranks in the top 4% of organization entities by monthly Wikipedia readership (101 views/month).[2]

Key Facts

  • Seidokaikan is in the country of Japan[3].
  • Seidokaikan's instance of is recorded as organization[4].
  • Seidokaikan's founder is recorded as Kazuyoshi Ishii[5].
  • Seidokaikan's headquarters location is recorded as Q48764308[6].
  • Seidokaikan's country of origin is recorded as Japan[7].
  • Seidokaikan's sport is recorded as karate[8].
  • Seidokaikan's sport is recorded as full contact karate[9].
  • Seidokaikan's Freebase ID is recorded as /m/04gmzgv[10].
  • Seidokaikan's official website is recorded as https://www.seido.co.jp/[11].
  • Seidokaikan's legal form is recorded as general incorporated association[12].
  • Seidokaikan's legal form is recorded as kabushiki gaisha[13].
  • Seidokaikan's X is recorded as seidokaikandojo[14].
  • Seidokaikan's Corporate Number is recorded as 9120005016582[15].
  • Seidokaikan's Corporate Number is recorded as 9120001096538[16].
  • Seidokaikan's official shop URL is recorded as https://beginsports.shop/[17].
  • Seidokaikan's official shop URL is recorded as https://beginsports.thebase.in/[18].

Body

Founding

Seidokaikan's founder is recorded as Kazuyoshi Ishii[5].

Operations

Seidokaikan's headquarters location is recorded as Q48764308[6].

Why It Matters

Seidokaikan ranks in the top 4% of organization entities by monthly Wikipedia readership (101 views/month).[2] Seidokaikan has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[19] Seidokaikan is known by 5 alternative names across languages and contexts.[20]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Freebase Data Dumps. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] . Wikidata sitelinks. wikidata.org.
  3. [20] . 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). Seidokaikan. Retrieved April 11, 2026, from https://4ort.xyz/entity/seidokaikan
MLA “Seidokaikan.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Apr. 2026, https://4ort.xyz/entity/seidokaikan.
BibTeX @misc{4ortxyz_seidokaikan_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Seidokaikan}}, year = {2026}, url = {https://4ort.xyz/entity/seidokaikan}, note = {Accessed: 2026-04-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Seidokaikan — https://4ort.xyz/entity/seidokaikan (retrieved 2026-04-11)

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