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The Decagon House Murders

1987 Japanese mystery novel by Yukito Ayatsuji
Thing kodansha_novels Q11255509
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Summary

The Decagon House Murders is a Kodansha Novels[1]. It draws 400 Wikipedia views per month (kodansha_novels category, ranking #1 of 1).[2]

Key Facts

  • The Decagon House Murders authored Yukito Ayatsuji[3].
  • The Decagon House Murders's instance of is recorded as Kodansha Novels[4].
  • The Decagon House Murders's instance of is recorded as literary work[5].
  • The Decagon House Murders was published by Kodansha[6].
  • The Decagon House Murders's genre is detective fiction[7].
  • The Decagon House Murders's genre is mystery fiction[8].
  • The Decagon House Murders was followed by The Mill House murders[9].
  • The Decagon House Murders's language of work or name is recorded as Japanese[10].
  • The Decagon House Murders's country of origin is recorded as Japan[11].
  • The Decagon House Murders was released on September 5, 1987[12].
  • The Decagon House Murders's has edition or translation is recorded as Q126726191[13].
  • The Decagon House Murders's number of pages is recorded as {'amount': '+290'}[14].
  • The Decagon House Murders's title is recorded as {'lang': 'ja', 'text': '十角館の殺人'}[15].
  • The Decagon House Murders's has characteristic is recorded as debut novel[16].

Body

Definition and Type

Recorded instance of include Kodansha Novels[4] and literary work[5].

Why It Matters

The Decagon House Murders draws 400 Wikipedia views per month (kodansha_novels category, ranking #1 of 1).[2] It is known by 4 alternative names across languages and contexts.[17]

Related Entities

Japan literary work

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] ↑ . 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). The Decagon House Murders. Retrieved October 13, 2026, from https://4ort.xyz/entity/the-decagon-house-murders
MLA “The Decagon House Murders.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/the-decagon-house-murders.
BibTeX @misc{4ortxyz_the-decagon-house-murders_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{The Decagon House Murders}}, year = {2026}, url = {https://4ort.xyz/entity/the-decagon-house-murders}, note = {Accessed: 2026-10-13}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): The Decagon House Murders — https://4ort.xyz/entity/the-decagon-house-murders (retrieved 2026-10-13)

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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. 16w ago · ならちゃん · 2026-06-23 view diff on Wikidata ↗
    Derivative work → Q125535961
    "/* wbsetclaim-create:2||1 */ Derivative work: The Decagon House Murders"
  2. 18w ago · Mcampany · 2026-06-04 view diff on Wikidata ↗
    Publisher → Kodansha
    Language of work or name → Japanese
    Has characteristic → debut novel
    Has edition or translation → Q126726191
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ Ndl authority id: 034612032, #quickstatements; #temporary_batch_1780591787534"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.