Ryōichi Yamaguchi

Japanese actor
Person human Q11467441
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Summary

Ryōichi Yamaguchi was born on March 27, 1955[1], in Motomachi[2]. He has worked as an actor[3], singer[4], musician[5], and tarento[6]. He is known by 7 alternative names across languages and contexts.[7]

Key Facts

  • Place of birth: Hiroshima Prefecture[8]
  • Country of citizenship: Japan[9]
  • Ethnic group: Japanese people[10]
  • Member of: Imokin Trio[11]
  • Sex or gender: male[12]
  • Family name: Yamaguchi[13]
  • Given name: Ryōichi[14]
  • Instrument: voice[15]
  • Languages spoken, written or signed: Japanese[16]
  • Name in native language: 山口良一[17]
  • Name in kana: やまぐち りょういち[18]
  • Blood type: A[19]
  • Height: 167 cm[20]
  • Mass: 61 kg[21]
  • Social media followers: 4176[22]
  • P14750: A7DA-4E57-3D2A-432A-0169[23]

FAQs

Where was Ryōichi Yamaguchi born?

Ryōichi Yamaguchi was born in Motomachi[2].

What did Ryōichi Yamaguchi do for work?

Ryōichi Yamaguchi worked as an actor[3], singer[4], musician[5], and tarento[6].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [8] ↑ . wikidata.org.
  3. [12] ↑ . wikidata.org.
  4. [9] ↑ . wikidata.org.
  5. [3] ↑ . wikidata.org.
  6. [4] ↑ . wikidata.org.
  7. [5] ↑ . wikidata.org.
  8. [6] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [1] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . Nihon Tarento Meikan. Retrieved . talent.yahoo.co.jp. Provenance: wikidata.org.
  19. [20] ↑ . Nihon Tarento Meikan. Retrieved . wikidata.org.
  20. [21] ↑ . Nihon Tarento Meikan. Retrieved . wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [23] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [7] ↑ . 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). Ryōichi Yamaguchi. Retrieved October 17, 2026, from https://4ort.xyz/entity/ry-ichi-yamaguchi-q11467441
MLA “Ryōichi Yamaguchi.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/ry-ichi-yamaguchi-q11467441.
BibTeX @misc{4ortxyz_ry-ichi-yamaguchi-q11467441_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ryōichi Yamaguchi}}, year = {2026}, url = {https://4ort.xyz/entity/ry-ichi-yamaguchi-q11467441}, note = {Accessed: 2026-10-17}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ryōichi Yamaguchi — https://4ort.xyz/entity/ry-ichi-yamaguchi-q11467441 (retrieved 2026-10-17)

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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. 2d ago · ならちゃん · 2026-10-17 view diff on Wikidata ↗
    Member of → Imokin Trio
    Claims rich → —
    "/* wbcreateclaim-create:1| */ Member of: Imokin Trio, #quickstatements; #temporary_batch_1792243398736"
  2. 18d ago · Yukkuri Shambis · 2026-10-01 view diff on Wikidata ↗
    Wikipedia languages → ['ja']
    Given name → Ryōichi
    Sitelink count → 1
    Claims rich → —
    "/* wbsetclaim-update:2||1 */ Given name: Ryōichi"
  3. 9w ago · Yirba · 2026-08-14 view diff on Wikidata ↗
    Sex or gender → male
    Height → {'unit': 'Q174728', 'amount': '+167'}
    Uta-net.com artist id → 27639
    Freebase id → /m/0n4zstf
    + 38 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/47162|batch #47162]]: HAND ID (13)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.