Akiko Kosaka

Japanese singer-songwriter (1957-)
Person human Q11459418
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Summary

Akiko Kosaka was born on January 2, 1957[1], in Nishinomiya[2]. She has worked as a singer-songwriter[3], composer[4], director of audiography[5], lyricist[6], and pianist[7]. She is known by 6 alternative names across languages and contexts.[8]

Key Facts

  • Country of citizenship: Japan[9]
  • Occupation: voice teacher[10]
  • Educated at: 大阪音楽大学付属音楽高等学校[11], Kobe University Sumiyoshi Junior High School[12], 神戸大学附属住吉小学校[13]
  • Sex or gender: female[14]
  • Family name: Kosaka[15]
  • Given name: Akiko[16]
  • Official website: https://nonnongenre.com/site/kosaka/[17]
  • Languages spoken, written or signed: Japanese[18]
  • Name in native language: 小坂明子[19]
  • Name in kana: こさか あきこ[20]
  • Blood type: A[21]
  • P14750: EC90-1FB2-42C5-AA75-EE18[22]

Product Details

The following facts are restated verbatim from public-domain and CC0 open-data sources — every line is independently verifiable against the named source's catalog.

MusicBrainz — CC0 open music encyclopedia

  • Type: Person[23]

  • Country: JP[24]

  • Began / founded: 1957-01-02[25]

  • Genre(s): folk pop, nyū myūjikku, singer-songwriter[26]

  • Community tags: folk pop, nyū myūjikku, singer-songwriter[27]

  • MusicBrainz ID: e39e4880-204a-4c64-a263-13a21a124206[28]

FAQs

Where was Akiko Kosaka born?

Akiko Kosaka was born in Nishinomiya[2].

What did Akiko Kosaka do for work?

Akiko Kosaka worked as a singer-songwriter[3], composer[4], director of audiography[5], lyricist[6], and pianist[7].

Where did Akiko Kosaka go to school?

Akiko Kosaka was educated at 大阪音楽大学付属音楽高等学校[11], Kobe University Sumiyoshi Junior High School[12], and 神戸大学附属住吉小学校[13].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [14] ↑ . wikidata.org.
  3. [9] ↑ . wikidata.org.
  4. [11] ↑ . wikidata.org.
  5. [12] ↑ . wikidata.org.
  6. [13] ↑ . wikidata.org.
  7. [3] ↑ . wikidata.org.
  8. [4] ↑ . wikidata.org.
  9. [5] ↑ . wikidata.org.
  10. [6] ↑ . wikidata.org.
  11. [7] ↑ . wikidata.org.
  12. [10] ↑ . wikidata.org.
  13. [1] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . wikidata.org.

Product details (FDA / USDA / NHTSA public-domain catalog data)

  1. [23] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  2. [24] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  3. [25] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  4. [26] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  5. [27] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  6. [28] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.

Aggregate / graph-position facts

  1. [8] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Akiko Kosaka. Retrieved October 14, 2026, from https://4ort.xyz/entity/akiko-kosaka
MLA “Akiko Kosaka.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/akiko-kosaka.
BibTeX @misc{4ortxyz_akiko-kosaka_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Akiko Kosaka}}, year = {2026}, url = {https://4ort.xyz/entity/akiko-kosaka}, note = {Accessed: 2026-10-14}}
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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. 5w ago · ならちゃん · 2026-09-05 view diff on Wikidata ↗
    Allcinema person id → 130767
    "/* wbsetclaim-create:1||1 */ Allcinema person id: 130767, Matched to [[:toollabs:mix-n-match/#/entry/322175968|小坂明子 (#322175968)]] in [[:toollabs:mix-n-match/#/catalog/8395|Allcinema person]] #mix'n'm"
  2. 8w ago · Trivialist · 2026-08-21 view diff on Wikidata ↗
    P14750 → EC90-1FB2-42C5-AA75-EE18
    "/* wbcreateclaim-create:1| */ P14750: EC90-1FB2-42C5-AA75-EE18, [[:toollabs:quickstatements/#/batch/269222|batch #269222]]"
  3. 23w ago · 本日晴天 · 2026-05-06 view diff on Wikidata ↗
    Languages spoken, written or signed → Japanese
    Given name → Akiko
    Imdb id → nm1203194
    Freebase id → /m/0f76j1l
    + 49 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-statements-multiple-properties-update:0||2 */ added some identifiers retrieved from CiNii Research (Cinii research id) or KAKEN (E-rad researcher number) ([[:toollabs:editgroups/"
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