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DN Tower 21

building in Tokyo, Japan
Place tower_block Q3011415
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DN Tower 21

Summary

DN Tower 21 is a tower block[1]. It draws 31 Wikipedia views per month (tower_block category, ranking #77 of 459).[2]

Key Facts

  • DN Tower 21 is located in Yūrakuchō[3].
  • DN Tower 21 is in the country of Japan[4].
  • DN Tower 21 is on the body of water Hibiya-bori[5].
  • DN Tower 21's image is recorded as DN-Tower-02.jpg[6].
  • DN Tower 21's instance of is recorded as tower block[7].
  • DN Tower 21's instance of is recorded as building[8].
  • DN Tower 21's instance of is recorded as office building[9].
  • DN Tower 21's architect is recorded as Kevin Roche[10].
  • DN Tower 21's operator is recorded as The Dai-ichi Life Insurance Company[11].
  • DN Tower 21's operator is recorded as Norinchukin Bank[12].
  • DN Tower 21's main building contractor is recorded as Shimizu Corporation[13].
  • DN Tower 21's location is recorded as Yūrakuchō[14].
  • DN Tower 21's Commons category is recorded as DN Tower 21[15].
  • DN Tower 21's Structurae structure ID is recorded as 20028491[16].
  • DN Tower 21's Emporis building ID is recorded as 105033[17].
  • DN Tower 21's occupant is recorded as The Dai-ichi Life Insurance Company[18].
  • DN Tower 21's occupant is recorded as Norinchukin Bank[19].
  • +1993-10-29T00:00:00Z marks the founding of DN Tower 21[20].
  • DN Tower 21's coordinate location is recorded as {'lat': 35.675869, 'lon': 139.760806}[21].
  • DN Tower 21's coordinate location is recorded as {'lat': 35.67583333333333, 'lon': 139.76083333333332}[22].
  • DN Tower 21's Freebase ID is recorded as /m/052my0[23].
  • DN Tower 21's floors above ground is recorded as {'amount': '+24'}[24].
  • DN Tower 21's CTBUH Skyscraper Center building ID is recorded as 26376[25].
  • DN Tower 21's structure replaces is recorded as Norinchukin Bank Yurakucho building[26].
  • DN Tower 21's structure replaces is recorded as Dai-ichi Seimei Hall[27].

Body

Geography

DN Tower 21 is in the country of Japan[4]. It is located in Yūrakuchō[3]. It is on the body of water Hibiya-bori[5].

Designation and Status

Recorded instance of include tower block[7], building[8], and office building[9]. DN Tower 21's heritage designation is recorded as Tokyo Metropolitan Government-designated architectural structure of historic value[28].

History and Context

+1993-10-29T00:00:00Z marks the founding of DN Tower 21[20].

Why It Matters

DN Tower 21 draws 31 Wikipedia views per month (tower_block category, ranking #77 of 459).[2] It has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[29] It is known by 5 alternative names across languages and contexts.[30]

Related Entities

Japan Kevin Roche

References

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

Direct Wikidata claims

  1. [4] ↑ . archINFORM. Retrieved . wikidata.org.
  2. [6] ↑ . Retrieved . wikidata.org.
  3. [7] ↑ . wikidata.org.
  4. [8] ↑ . wikidata.org.
  5. [9] ↑ . archINFORM. Retrieved . wikidata.org.
  6. [10] ↑ . wikidata.org.
  7. [3] ↑ . wikidata.org.
  8. [11] ↑ . Retrieved . wikidata.org.
  9. [12] ↑ . Retrieved . wikidata.org.
  10. [13] ↑ . wikidata.org.
  11. [5] ↑ . wikidata.org.
  12. [14] ↑ . Retrieved . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . archINFORM. Retrieved . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . Freebase Data Dumps. wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.
  26. [28] ↑ . toshiseibi.metro.tokyo.lg.jp. toshiseibi.metro.tokyo.lg.jp. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [29] ↑ . Wikidata sitelinks. wikidata.org.
  3. [30] ↑ . 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). DN Tower 21. Retrieved May 3, 2026, from https://4ort.xyz/entity/dn-tower-21
MLA “DN Tower 21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/dn-tower-21.
BibTeX @misc{4ortxyz_dn-tower-21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{DN Tower 21}}, year = {2026}, url = {https://4ort.xyz/entity/dn-tower-21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): DN Tower 21 — https://4ort.xyz/entity/dn-tower-21 (retrieved 2026-05-03)

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