Business Suspension against 日精株式会社

日精株式会社 (Construction Business Act)

Construction Business ActKantō Regional Development BureauConfirmed entity match26 August 2025

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/api/v1/enforcements?corporate_number=9010401021610&limit=10

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Action summary

Company: 日精株式会社Japanese original
Original: 日精株式会社
Corporate Number: 9010401021610
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: Business Suspension
営業停止
Action date: 26 August 2025
Issuing authority: Kantō Regional Development Bureau
関東地方整備局

Violation

Machine-translated summary — verify against original

Nissei Corporation, in cooperation with other businesses, restricted competition in the field of specific underground PS installation construction by determining supply schedulers and enabling them to supply, in order to prevent a decline in supply prices. This conduct contravened the Act against Unjustifiable Premiums and Misleading Representations and violated Article 3 of the Act. On March 24, 2025, the Fair Trade Commission issued an order for corrective measures and a surcharge payment order. This conduct is recognized as corresponding to items 2 and 3 of Paragraph 1, Article 28 of the Construction Business Act.

Show original Japanese text

日精株式会社は他の事業者と共同して、建設業者が発注する、特定地下式ＰＳ設置工事について、供給価格の低落防止等を図るため、供給予定者を決定し、供給予定者が供給できるようにすることにより、公共の利益に反して、特定地下式ＰＳ設置工事の取引分野における競争を実質的に制限していた。この行為は私的独占の禁止及び公正取引の確保に関する法律第２条第６項に規定する不当な取引制限に該当し、同法第３条の規定に違反するものとして、令和７年３月２４日に公正取引委員会から排除措置命令及び課徴金納付命令を受けた。このことが建設業法第２８条第１項第２号及び第３号に該当すると認められる。

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 Kantō Regional Development Bureau announcement (Japanese)Archived source snapshot

Extracted at: 2026-04-25T19:56:17.241+00:00
Evidence checked: 2026-04-25T19:56:17.241+00:00
Archive captured: 2026-06-10T18:31:05.7+00:00

Show audit JSON

{
  "record": {
    "id": "394ab944-e9c5-49ca-86c1-3f8bf83af181",
    "url": "https://regbase.jp/en/enforcement/394ab944-e9c5-49ca-86c1-3f8bf83af181",
    "company_name_original": "日精株式会社",
    "company_name_registry": "日精株式会社",
    "corporate_number": "9010401021610",
    "law": {
      "ja": "建設業法",
      "en": "Construction Business Act"
    },
    "action_type": {
      "ja": "営業停止",
      "en": "Business Suspension"
    },
    "authority": {
      "ja": "関東地方整備局",
      "en": "Kantō Regional Development Bureau"
    }
  },
  "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": "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/394ab944-e9c5-49ca-86c1-3f8bf83af181",
    "officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1856",
    "archiveUrl": "https://kiroku.today/view/044336e50b8emy6b",
    "archiveCapturedAt": "2026-06-10T18:31:05.7+00:00",
    "extractedAt": "2026-04-25T19:56:17.241+00:00",
    "translatedAt": "2026-05-01T07:39:46.661+00:00",
    "evidenceCheckedAt": "2026-04-25T19:56:17.241+00:00",
    "generatedAt": "2026-06-22T05:59:10.988Z"
  },
  "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: 日精株式会社 Japanese original
Japanese name: 日精株式会社
Corporate Number: 9010401021610
Registered address: 東京都港区西新橋１－１８－１７

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.