Action summary

Company

株式会社西奈美組Japanese original

Original: 株式会社西奈美組

Corporate Number: 2110001013277

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

12 March 2024

Issuing authority

Niigata Prefecture

新潟県

Industry context

建設業者

Violation

Nishinami-gumi Co., Ltd.'s former representative director was arrested on October 11, 2023, on suspicion of obstructing public contract proceedings related to the 'Hirakida Yanahara District Water Intake Construction Phase 1' project ordered by the Rural Development Department of the Shibata Regional Promotion Bureau, after receiving guidance on the project's estimated price and winning the bid through fraudulent means. The individual was subsequently fined on November 1, 2023, and the penalty was finalized on November 16, 2023. This conduct falls under Article 28, Paragraph 1, Item 3 of the Construction Business Act. As a result, Niigata Prefecture issued a suspension order for the company's civil engineering business activities, limited to public works, from March 27, 2024, to March 26, 2025. The suspension applies to civil engineering, paving, carpentry, painting, water works, and demolition activities. The company's main office is located at 196 Nishi-jo, Tainai City, Niigata Prefecture.

Business location and permit details

Business location address

新潟県新潟県胎内市大字西条196

Representative

西奈美 英恵

Permit / registration number

新潟県知事許可（般・特-2)554号

Permitted business types

Civil engineering works, Building works, Scaffolding, earthwork, and concrete works, Paving works, し, Painting works, Water facilities works, Demolition works

Legal articles

建設業法第２８条第３項(同法同条第１項第３号該当）

Cause of action

株式会社西奈美組の前代表取締役が、新発田地域振興局農村整備部発注の、「平木田柳原地区取水工第１次工事」において、当該工事の予定価格の教示を受け、同工事を落札し、もって偽計を用いて公の入札の公正を害すべき行為をしたことにより、令和５年10月11日に公契約関係競売等妨害の容疑で逮捕された。その後、同年11月１日に罰金刑に処され、同月16日にその刑が確定している。 このことが、建設業法第28条第１項第３号に該当する。

Overview page

https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1545

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": "c234dbf2-31b4-4b16-be04-a2439b718a37",
    "url": "https://regbase.jp/en/enforcement/kensetsu-gyoho-xi-nai-mei-zu-20240312",
    "company_name_original": "株式会社西奈美組",
    "company_name_registry": "株式会社西奈美組",
    "corporate_number": "2110001013277",
    "law": {
      "ja": "建設業法",
      "en": "Construction Business Act"
    },
    "action_type": {
      "ja": "営業停止",
      "en": "Business Suspension"
    },
    "authority": {
      "ja": "新潟県",
      "en": "Niigata 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-xi-nai-mei-zu-20240312",
    "officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1545",
    "officialDocumentUrl": null,
    "archiveUrl": null,
    "archivedSourceUrl": null,
    "archiveCapturedAt": null,
    "extractedAt": "2026-07-17T11:56:25.97+00:00",
    "translatedAt": "2026-07-18T16:30:14.276+00:00",
    "evidenceCheckedAt": "2026-07-17T08:47:58.919+00:00",
    "generatedAt": "2026-07-24T18:08:05.246Z"
  },
  "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.