Action summary

Company

株式会社久保組Japanese original

Original: 株式会社久保組

Corporate Number: 7120001161038

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

15 November 2024

Issuing authority

Osaka Prefecture

大阪府

Industry context

建設業者

Violation

1. Contracting with unlicensed subcontractors: (1) The construction company violated Building Business Act Article 3, Paragraph 1, by contracting with Sugawara-gumi and Yasumoto-gumi, which operate without the required license, for private construction projects in Osaka City. (2) The company violated the same law by contracting with Niiori-gumi, which operates without a license, for private projects in Fujiidera City and Nishinomiya City. (3) The company also contracted with Niiori-gumi and Company A for private projects in Amagasaki City, again without proper licensing. 2. Lump-sum subcontracting: The company assigned the main part of construction work (formwork assembly) for private projects in Osaka City to Sugawara-gumi and Yasumoto-gumi, respectively, and designated them as site agents without appointing qualified chief engineers, failing to perform necessary project planning, process management, quality control, safety management, technical guidance, or negotiations with clients, in violation of Building Business Act Article 22, Paragraph 1.

Business location and permit details

Business location address

大阪府寝屋川市池田２－１０－２６

Representative

久保 勝義

Permit / registration number

大阪府知事（般－2）第135575号

Permitted business types

Carpentry works

Legal articles

建設業法第28条第３項

Cause of action

１ 無許可業者との下請契約の締結 （１）当該建設業者は、大阪市内の民間発注の工事において、建設業法第３条第１項の規定に違反して同項の許可を受けないで建設業を営む菅原組及び安本組と下請契約を締結した。 （２）当該建設業者は、藤井寺市及び西宮市内の民間発注の工事において、建設業法第３条第１項の規定に違反して同項の許可を受けないで建設業を営む新居組と下請契約を締結した。 （３）当該建設業者は、尼崎市内の民間発注の工事において、建設業法第３条第１項の規定に違反して同項の許可を受けないで建設業を営む新居組及びA社と下請契約を締結した。 ２ 一括下請負 当該建設業者は、大阪市内の民間発注の工事において、発注者から請け負った建設工事の主たる部分（型枠組立工事）を一括して菅原組に請け負わせて、同者を当該建設業者の現場代理人として配置し、当該建設業者としては適格な主任技術者を配置せず、施工計画の作成、工程管理、品質管理、安全管理、技術的指導、発注者等との協議・調整の全てを当該建設業者が行う必要があるところ、その全ては行っていなかった。 また、当該建設業者は、別の大阪市内の民間発注の工事において、A社から請け負った建設工事の主たる部分（型枠組立工事）を一括して安本組に請け負わせて、同者を当該建設業者の現場代理人として配置し、当該建設業者としては適格な主任技術者を配置せず、施工計画の作成、工程管理、品質管理、安全管理、技術的指導、注文者等との協議・調整等を主として当該建設業者が行う必要があるところ、主としては行っていなかった。 以上のとおり、当該建設業者は、上記の工事において、建設業法第22条第１項の規定に違反して、その請け負った建設工事を一括してそれぞれ菅原組及び安本組に請け負わせた。

Overview page

https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1334

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

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

Evidence pack

{
  "record": {
    "id": "ea89b96b-ec61-424c-8658-05fcfdce87f6",
    "url": "https://regbase.jp/en/enforcement/kensetsu-gyoho-jiu-bao-zu-20241115-2",
    "company_name_original": "株式会社久保組",
    "company_name_registry": "株式会社久保組",
    "corporate_number": "7120001161038",
    "law": {
      "ja": "建設業法",
      "en": "Construction Business Act"
    },
    "action_type": {
      "ja": "営業停止",
      "en": "Business Suspension"
    },
    "authority": {
      "ja": "大阪府",
      "en": "Osaka 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-jiu-bao-zu-20241115-2",
    "officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1334",
    "officialDocumentUrl": null,
    "archiveUrl": "https://kiroku.today/a/0b611b62a4i5rtes",
    "archivedSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1334",
    "archiveCapturedAt": "2026-07-12T19:02:07.73045+00:00",
    "extractedAt": "2026-07-17T08:40:32.104+00:00",
    "translatedAt": "2026-05-01T07:57:57.157+00:00",
    "evidenceCheckedAt": "2026-07-17T08:40:32.048+00:00",
    "generatedAt": "2026-07-24T15:12:38.723Z"
  },
  "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.