Each fact below includes its exact scope, evidence status and review dates. Missing or conflicting information stays unconfirmed.
Country (Wikidata; date unspecified)
Stated by a public source
Japan
Wikidata Q11290405 property P17. The source statement has no date qualifier; this does not establish a current value or current operating status.
Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence.
Rule checked 2026-10-17 · Review due 2027-01-15 · Version 1
Digital-signage services
Published by the business
Digital-signage services: Development of media and the installation, distribution and management of digital signage.
Published description of NKB on the cited official website; observation dates are recorded with each source.
Reviewed against captured first-party source passages by an assistant. This records the organization’s published description; it does not establish independent corroboration or a legal-register match.
Reviewed 2026-10-19 · Review due 2027-01-17 · Version 1
Headquarters location (Wikidata; date unspecified)
Stated by a public source
Tokyo
Wikidata Q11290405 property P159. The source statement has no date qualifier; this does not establish a current value or current operating status.
Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence.
Rule checked 2026-10-17 · Review due 2027-01-15 · Version 1
Inception (Wikidata)
Stated by a public source
1948-02
Wikidata Q11290405 property P571. Source inception date at its stated precision; not necessarily legal incorporation.
Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence.
Rule checked 2026-10-17 · Review due 2027-01-15 · Version 1
Official website (Wikidata; date unspecified)
Stated by a public source
http://www.nkb.co.jp/
Wikidata Q11290405 property P856. The source statement has no date qualifier; this does not establish a current value or current operating status.
Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence.
Rule checked 2026-10-17 · Review due 2027-01-15 · Version 1
Public-art projects
Published by the business
Public-art projects: Planning, production and installation of public art.
Published description of NKB on the cited official website; observation dates are recorded with each source.
Reviewed against captured first-party source passages by an assistant. This records the organization’s published description; it does not establish independent corroboration or a legal-register match.
Reviewed 2026-10-19 · Review due 2027-01-17 · Version 1
Published media formats
Published by the business
Transit and out-of-home advertising, digital advertising and digital signage
Published description of NKB on the cited official website; observation dates are recorded with each source.
Reviewed against captured first-party source passages by an assistant. This records the organization’s published description; it does not establish independent corroboration or a legal-register match.
Reviewed 2026-10-19 · Review due 2027-01-17 · Version 1
Published overview
Published by the business
NKB provides advertising and media services including transit and out-of-home advertising, digital advertising, and digital-signage development and operation. Its published business activities also include tourism-related projects, regional revitalization, and the planning, production and installation of public art.
Published description of NKB on the cited official website; observation dates are recorded with each source.
Reviewed against captured first-party source passages by an assistant. This records the organization’s published description; it does not establish independent corroboration or a legal-register match.