Toshihiko Koga

Japanese judoka (1967–2021)
Person human Q1348089
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Toshihiko Koga

Summary

Toshihiko Koga is a human[1]. He was born in Kitashigeyasu[2]. He was born on +1967-11-21T00:00:00Z[3]. He died in Takatsu-ku[4]. He died on +2021-03-24T00:00:00Z[5]. He worked as a judoka[6] and professor[7]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (31 views/month, #7,273 of 1,000,298).[8]

Key Facts

  • Toshihiko Koga's place of birth was Kitashigeyasu[2].
  • Toshihiko Koga passed away in Takatsu-ku[4].
  • Toshihiko Koga was born on +1967-11-21T00:00:00Z[3].
  • Toshihiko Koga died on +2021-03-24T00:00:00Z[5].
  • A child of Toshihiko Koga was Hayato Koga[9].
  • A child of Toshihiko Koga was Genki Koga[10].
  • A child of Toshihiko Koga was Hiyori Koga[11].
  • Toshihiko Koga held citizenship in Japan[12].
  • Japanese was Toshihiko Koga's native language[13].
  • Toshihiko Koga worked as a judoka[6].
  • Toshihiko Koga worked as a professor[7].
  • Toshihiko Koga was employed by International Pacific University[14].
  • Toshihiko Koga was educated at Nippon Sport Science University[15].
  • Toshihiko Koga's education included a stint at Hirosaki University[16].
  • Toshihiko Koga's education included a stint at Q114929449[17].
  • Toshihiko Koga was educated at Q11362074[18].
  • Toshihiko Koga was educated at Q11369528[19].
  • A notable student of Toshihiko Koga was Sanae Kikuta[20].
  • Toshihiko Koga received the The Order of the Rising Sun, Gold Rays with Rosette[21].
  • Toshihiko Koga is recorded as male[22].
  • Toshihiko Koga's instance of is recorded as human[23].
  • Toshihiko Koga's VIAF cluster ID is recorded as 257868997[24].
  • Toshihiko Koga's NACSIS-CAT author ID is recorded as DA13007250[25].
  • Toshihiko Koga's IMDb ID is recorded as nm10203441[26].
  • Toshihiko Koga's NDL Authority ID is recorded as 00622857[27].

Body

Origins and Family

Born in Kitashigeyasu[2], Toshihiko Koga… he was born on +1967-11-21T00:00:00Z[3]. Japanese was his native language[13].

Education

Educated at Nippon Sport Science University[15], a university[28], in Japan[29], founded in 1893[30], headquartered in Tokyo[31]; Hirosaki University[16], a university[32], in Japan[33], founded in 1876[34]; Q114929449[17]; Q11362074[18]; and Q11369528[19]. Toshihiko Koga earned the academic degree of Doctor of Medical Science[35].

Career and Affiliations

Recorded occupations include judoka[6] and professor[7]. Toshihiko Koga was employed by International Pacific University[14]. A notable student of him was Sanae Kikuta[20].

Recognition

Toshihiko Koga received the The Order of the Rising Sun, Gold Rays with Rosette[21].

Personal Life

Children include Hayato Koga[9], a judoka[36], b. 1997[37], of Japan[38]; Genki Koga[10], a judoka[39], b. 1998[40], of Japan[41]; and Hiyori Koga[11], a judoka[42], b. 2000[43], of Japan[44].

Death and Burial

Toshihiko Koga died on +2021-03-24T00:00:00Z[5]. He died in Takatsu-ku[4]. The cause of death was cancer[45].

Why It Matters

Toshihiko Koga ranks in the top 0.73% of human entities by monthly Wikipedia readership (31 views/month, #7,273 of 1,000,298).[8] He has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[46] He is known by 6 alternative names across languages and contexts.[47]

FAQs

Where was Toshihiko Koga born?

Toshihiko Koga was born in Kitashigeyasu[2].

Where did Toshihiko Koga die?

Toshihiko Koga passed away in Takatsu-ku[4].

What did Toshihiko Koga do for work?

Toshihiko Koga worked as judoka[6] and professor[7].

Where did Toshihiko Koga go to school?

Toshihiko Koga was educated at Nippon Sport Science University[15], Hirosaki University[16], Q114929449[17], and Q11362074[18].

What awards did Toshihiko Koga receive?

Honors received include The Order of the Rising Sun, Gold Rays with Rosette[21].

References

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

Direct Wikidata claims

  1. [2] . mainichi.jp. mainichi.jp. Provenance: wikidata.org.
  2. [4] . sponichi.co.jp. sponichi.co.jp. Provenance: wikidata.org.
  3. [22] . wikidata.org.
  4. [12] . wikidata.org.
  5. [23] . wikidata.org.
  6. [9] . wikidata.org.
  7. [10] . wikidata.org.
  8. [11] . wikidata.org.
  9. [15] . daily.co.jp. daily.co.jp. Provenance: wikidata.org.
  10. [16] . asahi.com. asahi.com. Provenance: wikidata.org.
  11. [17] . daily.co.jp. daily.co.jp. Provenance: wikidata.org.
  12. [18] . daily.co.jp. daily.co.jp. Provenance: wikidata.org.
  13. [19] . nikkansports.com. nikkansports.com. Provenance: wikidata.org.
  14. [13] . wikidata.org.
  15. [6] . wikidata.org.
  16. [7] . wikidata.org.
  17. [14] . daily.co.jp. daily.co.jp. Provenance: wikidata.org.
  18. [21] . wikidata.org.
  19. [24] . Virtual International Authority File. Retrieved . wikidata.org.
  20. [25] . CiNii Research. Retrieved . wikidata.org.
  21. [26] . wikidata.org.
  22. [27] . Retrieved . wikidata.org.
  23. [45] . www3.nhk.or.jp. www3.nhk.or.jp. Provenance: wikidata.org.
  24. [35] . CiNii Dissertations. wikidata.org.
  25. [3] . wikidata.org.
  26. [5] . asia.nikkei.com. Retrieved . asia.nikkei.com. Provenance: wikidata.org.
  27. [20] . wikidata.org.

Inline context (facts about related entities)

  1. [36] . Wikidata. wikidata.org. → on this site
  2. [37] . Wikidata. wikidata.org. → on this site
  3. [38] . Wikidata. wikidata.org. → on this site
  4. [39] . Wikidata. wikidata.org. → on this site
  5. [40] . Wikidata. wikidata.org. → on this site
  6. [41] . Wikidata. wikidata.org. → on this site
  7. [42] . Wikidata. wikidata.org. → on this site
  8. [43] . Wikidata. wikidata.org. → on this site
  9. [44] . Wikidata. wikidata.org. → on this site
  10. [28] . Wikidata. wikidata.org. → on this site
  11. [29] . Wikidata. wikidata.org. → on this site
  12. [30] . Wikidata. wikidata.org. → on this site
  13. [31] . Wikidata. wikidata.org. → on this site
  14. [32] . Wikidata. wikidata.org. → on this site
  15. [33] . Wikidata. wikidata.org. → on this site
  16. [34] . 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. [46] . Wikidata sitelinks. wikidata.org.
  3. [47] . Wikidata aliases. wikidata.org.

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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). Toshihiko Koga. Retrieved April 10, 2026, from https://4ort.xyz/entity/toshihiko-koga
MLA “Toshihiko Koga.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/toshihiko-koga.
BibTeX @misc{4ortxyz_toshihiko-koga_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Toshihiko Koga}}, year = {2026}, url = {https://4ort.xyz/entity/toshihiko-koga}, note = {Accessed: 2026-04-10}}
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