Hironori Ōtsuka

martial artist (1892–1982)
Person human Q386415
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Hironori Ōtsuka

Summary

Hironori Ōtsuka is a human[1]. He was born in Ibaraki Prefecture[2]. He was born on +1892-06-01T00:00:00Z[3]. He died on +1982-01-29T00:00:00Z[4]. He worked as a karateka[5]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (55 views/month, #7,264 of 1,000,298).[6]

Key Facts

  • Born in Ibaraki Prefecture[2], Hironori Ōtsuka…
  • Hironori Ōtsuka was born on +1892-06-01T00:00:00Z[3].
  • Hironori Ōtsuka died on +1982-01-29T00:00:00Z[4].
  • A child of Hironori Ōtsuka was Hironori Ōtsuka II[7].
  • Hironori Ōtsuka held citizenship in Japan[8].
  • Hironori Ōtsuka held citizenship in Empire of Japan[9].
  • Hironori Ōtsuka worked as a karateka[5].
  • Hironori Ōtsuka's field of work was Wadō-ryū[10].
  • Hironori Ōtsuka's field of work was Shindō Yōshin-ryū[11].
  • Hironori Ōtsuka was educated at Waseda University[12].
  • A notable student of Hironori Ōtsuka was Tatsuo Suzuki[13].
  • A notable student of Hironori Ōtsuka was Teruo Kono[14].
  • A notable student of Hironori Ōtsuka was Yutaka Toyama[15].
  • A notable student of Hironori Ōtsuka was Kazuo Sakura[16].
  • A notable student of Hironori Ōtsuka was Atsuo Yamashita[17].
  • A notable student of Hironori Ōtsuka was Kazuo Sakai[18].
  • Hironori Ōtsuka received the Order of the Rising Sun, 5th class[19].
  • Hironori Ōtsuka received the Q16663996[20].
  • Hironori Ōtsuka's image is recorded as Hironori Otsuka.png[21].
  • Hironori Ōtsuka is recorded as male[22].
  • Hironori Ōtsuka's instance of is recorded as human[23].
  • Hironori Ōtsuka's ISNI is recorded as 0000000063029311[24].
  • Hironori Ōtsuka's VIAF cluster ID is recorded as 86188403[25].
  • Hironori Ōtsuka's GND ID is recorded as 138036950[26].
  • Hironori Ōtsuka's IdRef ID is recorded as 146154754[27].

Body

Origins and Family

Hironori Ōtsuka's place of birth was Ibaraki Prefecture[2]. He was born on +1892-06-01T00:00:00Z[3].

Education

Hironori Ōtsuka's education included a stint at Waseda University[12]. Studied under Gichin Funakoshi[28], a karateka[29], 1868–1957[30], of Ryukyu Kingdom[31]; Kenwa Mabuni[32], a police officer[33], 1889–1952[34], of Japan[35]; Motobu Chōki[36], a karateka[37], 1870–1944[38], of Japan[39]; and Tatsusaburo Nakayama[40].

Career and Affiliations

Hironori Ōtsuka worked as a karateka[5]. Fields of work include Wadō-ryū[10], a type of sport[41] and Shindō Yōshin-ryū[11], founded in 1864[42]. Notable students include Tatsuo Suzuki[13], a karateka[43], 1928–2011[44], of Japan[45], awarded the Hanshi[46], specialised in Wadō-ryū[47]; Teruo Kono[14], a karateka[48], 1934–2000[49], of Japan[50], awarded the Hanshi[51], specialised in Wadō-ryū[52]; Yutaka Toyama[15], a karateka[53], b. 1938[54], of Japan[55], specialised in Wadō-ryū[56]; Kazuo Sakura[16], a karateka[57], 1929–2002[58], of Japan[59], awarded the Shihan[60], specialised in Wadō-ryū[61]; Atsuo Yamashita[17], a karateka[62], of Japan[63], specialised in Wadō-ryū[64]; and Kazuo Sakai[18], a karateka[65], of Japan[66], awarded the Hanshi[67], specialised in Wadō-ryū[68].

Recognition

Awards received include Order of the Rising Sun, 5th class[19], a grade of an order[69], in Japan[70], founded in 1875[71] and Q16663996[20], a title of honor[72].

Personal Life

A child of Hironori Ōtsuka was Hironori Ōtsuka II[7].

Death and Burial

Hironori Ōtsuka died on +1982-01-29T00:00:00Z[4].

Why It Matters

Hironori Ōtsuka ranks in the top 0.73% of human entities by monthly Wikipedia readership (55 views/month, #7,264 of 1,000,298).[6] He has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.[73] He is known by 14 alternative names across languages and contexts.[74]

He is credited with the discovery of Wadō-ryū[75], a type of sport[76].

FAQs

Where was Hironori Ōtsuka born?

Hironori Ōtsuka was born in Ibaraki Prefecture[2].

What did Hironori Ōtsuka do for work?

Hironori Ōtsuka worked as karateka[5].

Where did Hironori Ōtsuka go to school?

Hironori Ōtsuka was educated at Waseda University[12].

What awards did Hironori Ōtsuka receive?

Honors received include Order of the Rising Sun, 5th class[19] and Q16663996[20].

What did Hironori Ōtsuka discover?

Hironori Ōtsuka is credited as discoverer of Wadō-ryū[75].

References

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

Direct Wikidata claims

  1. [21] . wikidata.org.
  2. [2] . wikidata.org.
  3. [22] . wikidata.org.
  4. [8] . wikidata.org.
  5. [9] . wikidata.org.
  6. [23] . wikidata.org.
  7. [7] . wikidata.org.
  8. [12] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . wikidata.org.
  11. [5] . wikidata.org.
  12. [19] . wikidata.org.
  13. [20] . wikidata.org.
  14. [24] . wikidata.org.
  15. [25] . wikidata.org.
  16. [26] . wikidata.org.
  17. [27] . Virtual International Authority File. Retrieved . wikidata.org.
  18. [3] . Integrated Authority File. Retrieved . wikidata.org.
  19. [4] . wikidata.org.
  20. [13] . wikidata.org.
  21. [14] . wikidata.org.
  22. [15] . wikidata.org.
  23. [16] . wikidata.org.
  24. [17] . wikidata.org.
  25. [18] . wikidata.org.
  26. [28] . wikidata.org.
  27. [32] . wikidata.org.
  28. [36] . wikidata.org.
  29. [40] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [75] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [41] . Wikidata. wikidata.org. → on this site
  2. [42] . Wikidata. wikidata.org. → on this site
  3. [69] . Wikidata. wikidata.org. → on this site
  4. [70] . Wikidata. wikidata.org. → on this site
  5. [71] . Wikidata. wikidata.org. → on this site
  6. [72] . Wikidata. wikidata.org. → on this site
  7. [43] . Wikidata. wikidata.org. → on this site
  8. [44] . Wikidata. wikidata.org. → on this site
  9. [45] . Wikidata. wikidata.org. → on this site
  10. [46] . Wikidata. wikidata.org. → on this site
  11. [47] . Wikidata. wikidata.org. → on this site
  12. [48] . Wikidata. wikidata.org. → on this site
  13. [49] . Wikidata. wikidata.org. → on this site
  14. [50] . Wikidata. wikidata.org. → on this site
  15. [51] . Wikidata. wikidata.org. → on this site
  16. [52] . Wikidata. wikidata.org. → on this site
  17. [53] . Wikidata. wikidata.org. → on this site
  18. [54] . Wikidata. wikidata.org. → on this site
  19. [55] . Wikidata. wikidata.org. → on this site
  20. [56] . Wikidata. wikidata.org. → on this site
  21. [57] . Wikidata. wikidata.org. → on this site
  22. [58] . Wikidata. wikidata.org. → on this site
  23. [59] . Wikidata. wikidata.org. → on this site
  24. [60] . Wikidata. wikidata.org. → on this site
  25. [61] . Wikidata. wikidata.org. → on this site
  26. [62] . Wikidata. wikidata.org. → on this site
  27. [63] . Wikidata. wikidata.org. → on this site
  28. [64] . Wikidata. wikidata.org. → on this site
  29. [65] . Wikidata. wikidata.org. → on this site
  30. [66] . Wikidata. wikidata.org. → on this site
  31. [67] . Wikidata. wikidata.org. → on this site
  32. [68] . Wikidata. wikidata.org. → on this site
  33. [29] . Wikidata. wikidata.org. → on this site
  34. [30] . Wikidata. wikidata.org. → on this site
  35. [31] . Wikidata. wikidata.org. → on this site
  36. [33] . Wikidata. wikidata.org. → on this site
  37. [34] . Wikidata. wikidata.org. → on this site
  38. [35] . Wikidata. wikidata.org. → on this site
  39. [37] . Wikidata. wikidata.org. → on this site
  40. [38] . Wikidata. wikidata.org. → on this site
  41. [39] . Wikidata. wikidata.org. → on this site
  42. [76] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [6] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [73] . Wikidata sitelinks. wikidata.org.
  3. [74] . 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). Hironori Ōtsuka. Retrieved April 10, 2026, from https://4ort.xyz/entity/hironori-tsuka
MLA “Hironori Ōtsuka.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/hironori-tsuka.
BibTeX @misc{4ortxyz_hironori-tsuka_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Hironori Ōtsuka}}, year = {2026}, url = {https://4ort.xyz/entity/hironori-tsuka}, note = {Accessed: 2026-04-10}}
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