Enforcement record

Business Suspension against 関根建設株式会社

関根建設株式会社 (Construction Business Act)

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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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Source verification

Public-source and preservation status

Publishing authority: Saitama Prefecture
Official source URL: Recorded by RegBase
Entity match: Confirmed against the current entity-resolution policy
Kiroku preservation: Completed archive verified; Captured: Jul 13, 2026, 04:51 AM JST

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

Open JSON Specs

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.

Open original sources and verification detailsOfficial URL, direct PDF, and Kiroku archive

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": "2026-09-07T20:18:35.205Z"
  },
  "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: 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.