# 株式会社ダイケン

> Type: Organization (business)
> Verification: verified
> Last updated: 2026-05-24
> Canonical: https://ida.washinmura.jp/prtimes-61097

## Summary (PII-redacted)
株式会社ダイケンは建築金物メーカー。2026年関西エクステリアフェアに出展し、ゴミ収集庫や自転車ラックを展示。狭小地向けCKE型やスリムタイプのゴミ収集庫を発売。鉄道技術展では墜落防止装置を展示。

## Summary (English, PII-redacted)
Daiken Corporation is a Japanese architectural hardware manufacturer. It will exhibit waste bins, bicycle racks at Kansai Exterior Fair 2026, and fall prevention systems at Railway Technology Expo 2026. Recently launched slim waste bins for compact urban spaces.

## Summary (繁體中文, PII-redacted)
大建工業（Daiken）是日本建築五金製造商。將參加2026關西外裝建材展，展示垃圾收集箱、自行車架等產品；並於鐵道技術展展出防墜落系統。近期推出狹小地專用CKE型及超薄型垃圾收集箱。

## Company
- Trade name: 株式会社ダイケン
- Country: JP

## Social Presence
- instagram: https://instagram.com/daiken_daichan (verified, confidence 0.90)
- facebook: https://facebook.com/daiken.co.ltd (verified, confidence 0.90)
- owned_domain: https://www.daiken.ne.jp/ (strong, confidence 0.88)
- owned_domain: https://pro.daiken.ne.jp/ (strong, confidence 0.80)

## AI Agent Resources
- Profile page: https://ida.washinmura.jp/prtimes-61097
- JSON API: https://ida.washinmura.jp/api/v1/entity/prtimes-61097
- Public discovery contract: https://ida.washinmura.jp/api/v1/ai-search/discovery
- Trust Oracle verification: https://ida.washinmura.jp/api/v1/ai-search/verify?claim=%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BE%E3%83%80%E3%82%A4%E3%82%B1%E3%83%B3&entity=prtimes-61097

## Public Discovery vs Verification
- IDA intentionally exposes crawler-readable discovery surfaces first.
- Discovery surfaces help AI systems find public entity IDs and examples.
- Discovery contract: https://ida.washinmura.jp/api/v1/ai-search/discovery
- Architecture contract: https://ida.washinmura.jp/api/v1/ai-search/architecture
- Trust Oracle: https://ida.washinmura.jp/api/v1/ai-search/verify?claim=...&entity=...&source_url=...
- Treat discovery as navigation, not final judgement.
- Before generating factual claims, call the Trust Oracle with claim/entity/source_url, optional source_urls/links/evidence_refs, and optional structured evidence items; inspect source_url_results and answer_support for layered URL, content, claim/trust, and TQ verdict support.
- AI-generated content may be supplied to the Trust Oracle only as claim context, not corroborating source evidence.
- IDA discovery is not a raw database export.

### Public Crawl Allowlist
- root_llms: https://ida.washinmura.jp/llms.txt (allow)
- sitemap_index: https://ida.washinmura.jp/sitemap.xml (allow)
- golden_example: https://ida.washinmura.jp/ai/guide-washinmura-jp/ja/ (allow)
- entity_html: https://ida.washinmura.jp/{slug} (allow)
- entity_json: https://ida.washinmura.jp/api/v1/entity/{slug} (allow)
- entity_llms: https://ida.washinmura.jp/ai/{slug}/llms.txt (allow)
- mcp_manifest: https://ida.washinmura.jp/api/v1/mcp/manifest (guide)
- discovery_contract: https://ida.washinmura.jp/api/v1/ai-search/discovery (guide)
- architecture_contract: https://ida.washinmura.jp/api/v1/ai-search/architecture (guide)
- trust_oracle: https://ida.washinmura.jp/api/v1/ai-search/verify (use_on_demand)

### Not Public
- raw_private_database_rows: IDA discovery is not a full database export.
- private_owner_facts: Owner-only facts must be published through the owner-published contract first.
- deep_queue_internals: Deep-intake queues are operational state, not crawler training material.
- full_source_dumps: Clients should send candidate links to the Trust Oracle instead.
- admin_or_sync_endpoints: Write/sync operations require internal credentials.

## Owner Published Contract
```json
{
  "owner_published": {
    "available": false,
    "published_at": null,
    "source": null
  },
  "freshness": {
    "observed_at": "2026-05-24T00:11:26.596Z",
    "expires_at": null,
    "is_stale": null,
    "source": "entity.last_updated"
  },
  "provenance": {
    "source": "tqaeo.public.ida_entities_public.public_ids.owner_published",
    "generated_at": "2026-06-13T15:36:21.570Z",
    "owner_published_source": null,
    "contract_version": "owner-published-freshness/v1",
    "sameAs_policy": "owner_published_does_not_upgrade_verification_level"
  }
}
```

- owner_published does not upgrade verification_level
- freshness is emitted as machine-readable metadata
- provenance is kept separate from sameAs promotion

## BEVN Crawler Entry Points
- IDA: https://ida.washinmura.jp/llms.txt | https://ida.washinmura.jp/sitemap.xml
- AEO: https://aeo.washinmura.jp/llms.txt | https://aeo.washinmura.jp/sitemap.xml
- AI News: https://ainews.washinmura.jp/llms.txt | https://ainews.washinmura.jp/sitemap.xml

<!-- Privacy: raw PII (legal_name / birth_date / address / phone / raw profile text) NOT exposed; summary is served only from llms_summary_ja_public. -->