Directive against 株式会社岩本工業

株式会社岩本工業 (Construction Business Act)

Construction Business ActSaitama PrefectureConfirmed entity match19 January 2026

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/api/v1/enforcements?corporate_number=5030001083986&limit=10

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Action summary

Company: 株式会社岩本工業Japanese original
Original: 株式会社岩本工業
Corporate Number: 5030001083986
Entity match: Confirmed entity match95/100Human reviewed
Normalized Japanese name matched to a company profile with Corporate Number
Matched by normalized Japanese company name to an enriched company profile with a Corporate Number.
Governing law: Construction Business Act
建設業法
Action type: Directive
指示
Action date: 19 January 2026
Issuing authority: Saitama Prefecture
埼玉県

Violation

Machine-translated summary — verify against original

On July 7, 2022, in the Chiba Inzai area tunnel construction (Part 1) within Funabashi City, Chiba Prefecture, the company failed to direct work according to the work plan for a boom lift. As a result, Iwamoto Corporation was fined 200,000 yen by the Ichikawa Summary Court for violating Article 20 of the Industrial Safety and Health Act, and the judgment was finalized on July 17, 2025. This constitutes a violation of Article 28, Paragraph 1, Item 3 of the Construction Business Act.

Show original Japanese text

令和４年７月７日、千葉県船橋市内の千葉印西エリア洞道新設工事（その１）において、高所作業車の作業計画どおりに作業の指揮を行わせなかった。これにより、株式会社岩本工業は労働安全衛生法第20条違反により市川簡易裁判所から罰金200,000円の判決を受け、令和７年７月17日に当該判決が確定した。このことは、建設業法第28条第１項第３号に該当する。

Compliance context

Medium

A regulator issued a directive requiring specified action.

Construction business law covering licensing, contractor obligations, and public-interest rules for construction work.

Verify the required action and whether the company has disclosed remediation or completion.

This context is an operational aid for review workflows, not a credit opinion or legal conclusion.

Evidence pack

Original Saitama Prefecture announcement (Japanese)Archived source snapshot

Extracted at: 2026-04-25T20:00:49.87+00:00
Evidence checked: 2026-04-25T20:00:49.87+00:00
Archive captured: 2026-06-11T18:31:09.873+00:00

Show audit JSON

{
  "record": {
    "id": "eb91b0b7-2777-439f-9ab0-2485372bd437",
    "url": "https://regbase.jp/en/enforcement/eb91b0b7-2777-439f-9ab0-2485372bd437",
    "company_name_original": "株式会社岩本工業",
    "company_name_registry": "株式会社岩本工業",
    "corporate_number": "5030001083986",
    "law": {
      "ja": "建設業法",
      "en": "Construction Business Act"
    },
    "action_type": {
      "ja": "指示",
      "en": "Directive"
    },
    "authority": {
      "ja": "埼玉県",
      "en": "Saitama Prefecture"
    }
  },
  "entity_match": {
    "status": "confirmed",
    "confidence": 95,
    "method": "normalized_name_with_corporate_number",
    "method_label": "Normalized Japanese name matched to a company profile with Corporate Number",
    "notes": "Matched by normalized Japanese company name to an enriched company profile with a Corporate Number."
  },
  "review": {
    "status": "human_reviewed",
    "label": "Human reviewed"
  },
  "compliance_context": {
    "severity": "Medium",
    "actionMeaning": "A regulator issued a directive requiring specified action.",
    "practicalNote": "Verify the required action and whether the company has disclosed remediation or completion.",
    "lawContext": "Construction business law covering licensing, contractor obligations, and public-interest rules for construction work."
  },
  "evidence": {
    "recordUrl": "https://regbase.jp/en/enforcement/eb91b0b7-2777-439f-9ab0-2485372bd437",
    "officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=2042",
    "archiveUrl": "https://kiroku.today/view/13118e1a4a9u2w1t",
    "archiveCapturedAt": "2026-06-11T18:31:09.873+00:00",
    "extractedAt": "2026-04-25T20:00:49.87+00:00",
    "translatedAt": "2026-05-01T07:32:36.069+00:00",
    "evidenceCheckedAt": "2026-04-25T20:00:49.87+00:00",
    "generatedAt": "2026-06-17T16:14:34.583Z"
  },
  "limitations": [
    "RegBase aggregates public Japanese government disclosures and does not provide a credit opinion.",
    "English summaries are provided for reference. The original Japanese source is authoritative.",
    "Possible or unresolved entity matches should be manually verified before use in a decision."
  ]
}

The original Japanese disclosure is the authoritative record. Use possible or unresolved matches only as leads for manual review.

Language

日本語版を見る (Japanese)

Company info

English name: 株式会社岩本工業 Japanese original
Japanese name: 株式会社岩本工業
Corporate Number: 5030001083986
Registered address: 埼玉県川口市上青木三丁目１２番１号

See company profile →

About this recordAggregated and translated from public Japanese government disclosures. The English text is for reference only — authoritative content is the linked Japanese source.