Enforcement record

Business Suspension against 関根建設株式会社

関根建設株式会社 (Construction Business Act)

This page is one enforcement record linked to a confirmed legal entity. Company-level Official Gazette notices, registry data, related-company signals, and other public records are collected on the company profile.

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Construction Business ActSaitama PrefectureConfirmed entity match24 April 2024

Action type

Business Suspension

Law

Construction Business Act

Authority

Saitama Prefecture

Action date

24 April 2024

Current page: Enforcement record

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/api/v1/enforcements?corporate_number=1030001051889&limit=10

Action summary

Company
関根建設株式会社Japanese original
Original: 関根建設株式会社
Corporate Number: 1030001051889
Entity match
Confirmed entity match100/100Machine checked
source_corporate_number_nta_current_name
国税庁法人番号データとの独立照合で対象法人を確認しました(source_corporate_number_nta_current_name)。
Governing law
Construction Business Act
建設業法
Action type
Business Suspension
営業停止
Action date
24 April 2024
Issuing authority
Saitama Prefecture
埼玉県
Industry context
建設業者

Violation

Machine-translated summary — verify against original

Sekine Construction Co., Ltd. was found to have been without a qualified chief engineer for the construction ordered by Sugito Town, which was contracted on March 16, 2023, from September 20, 2023, to January 9, 2024. This violates Article 26, Paragraph 1 of the Construction Business Act and falls under Article 28, Paragraph 3 (corresponding to Item 2 of Paragraph 1).

Show original Japanese text

関根建設株式会社は、令和5年3月16日に締結した杉戸町発注の工事に関し、令和5年9月20日から令和6年1月9日までの間、当該工事について資格要件を有する主任技術者が不在であった。 このことは建設業法第26条第1項に違反し、同法第28条第3項(同条第1項第2号該当)に該当する

Business location and permit details

Business location address
埼玉県北葛飾郡杉戸町大字本島647番地
Representative
関根 優
Permit / registration number
埼玉県知事許可(般-3)第18958号
Permitted business types
Civil engineering works, Scaffolding, earthwork, and concrete works, Electrical works, Pipe works, Paving works, Water facilities works
Legal articles
建設業法第28条第3項(同条第1項第2号該当)
Cause of action
関根建設株式会社は、令和5年3月16日に締結した杉戸町発注の工事に関し、令和5年9月20日から令和6年1月9日までの間、当該工事について資格要件を有する主任技術者が不在であった。 このことは建設業法第26条第1項に違反し、同法第28条第3項(同条第1項第2号該当)に該当する
Overview page
https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=875

These fields are extracted from the original Japanese disclosure or linked overview pages when available.

Compliance context

Context needed

This is a public Japanese regulatory disclosure. The exact legal effect depends on the cited source and regulator.

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

Review the original Japanese source and determine relevance to your counterparty-risk workflow.

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

Evidence pack

Original Saitama Prefecture source (Japanese)Open preserved source and evidence pack
Extracted at
2026-07-17T08:44:51.304+00:00
Evidence checked
2026-07-17T08:44:50.762+00:00
Archive captured
2026-07-12T19:51:08.550896+00:00
Show audit JSON
{
  "record": {
    "id": "387c0e3e-bb65-496d-bdb3-7aa6c849b332",
    "url": "https://regbase.jp/en/enforcement/kensetsu-gyoho-guan-gen-jian-she-20240424",
    "company_name_original": "関根建設株式会社",
    "company_name_registry": "関根建設株式会社",
    "corporate_number": "1030001051889",
    "law": {
      "ja": "建設業法",
      "en": "Construction Business Act"
    },
    "action_type": {
      "ja": "営業停止",
      "en": "Business Suspension"
    },
    "authority": {
      "ja": "埼玉県",
      "en": "Saitama Prefecture"
    }
  },
  "entity_match": {
    "status": "confirmed",
    "confidence": 100,
    "method": "source_corporate_number_nta_current_name",
    "method_label": "source_corporate_number_nta_current_name",
    "notes": "国税庁法人番号データとの独立照合で対象法人を確認しました(source_corporate_number_nta_current_name)。"
  },
  "review": {
    "status": "machine_reviewed",
    "label": "Machine checked"
  },
  "compliance_context": {
    "severity": "Context needed",
    "actionMeaning": "This is a public Japanese regulatory disclosure. The exact legal effect depends on the cited source and regulator.",
    "practicalNote": "Review the original Japanese source and determine relevance to your counterparty-risk workflow.",
    "lawContext": "Construction business law covering licensing, contractor obligations, and public-interest rules for construction work."
  },
  "evidence": {
    "recordUrl": "https://regbase.jp/en/enforcement/kensetsu-gyoho-guan-gen-jian-she-20240424",
    "officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=875",
    "officialDocumentUrl": null,
    "archiveUrl": "https://kiroku.today/a/f4ff75a3ddi7k14g",
    "archivedSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=875",
    "archiveCapturedAt": "2026-07-12T19:51:08.550896+00:00",
    "extractedAt": "2026-07-17T08:44:51.304+00:00",
    "translatedAt": "2026-05-01T08:08:21.487+00:00",
    "evidenceCheckedAt": "2026-07-17T08:44:50.762+00:00",
    "generatedAt": "2026-07-24T15:21:31.402Z"
  },
  "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.

Company info

English name
関根建設株式会社 Japanese original
Japanese name
関根建設株式会社
Corporate Number
1030001051889
Registered address
埼玉県北葛飾郡杉戸町大字本島647番地
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About this recordAggregated and translated from public Japanese government disclosures. The English text is for reference only — authoritative content is the linked Japanese source.