Enforcement record

Suspension of Issuance of Safety Standard Conformity Certificates against 山口内燃機工業株式会社

山口内燃機工業株式会社 (Road Transport Vehicle 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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Road Transport Vehicle ActKyushu District Transport BureauConfirmed entity match21 May 2026

Action type

Suspension of Issuance of Safety Standard Conformity Certificates

Law

Road Transport Vehicle Act

Authority

Kyushu District Transport Bureau

Action date

21 May 2026

Current page: Enforcement record

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/api/v1/enforcements?corporate_number=9300001007377&limit=10

Action summary

Company
Original: 山口内燃機工業株式会社
Corporate Number: 9300001007377
Entity match
Confirmed entity match95/100Machine checked
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
Road Transport Vehicle Act
道路運送車両法
Action type
Suspension of Issuance of Safety Standard Conformity Certificates
保安基準適合証等の交付停止
Action date
21 May 2026
Issuing authority
Kyushu District Transport Bureau
九州運輸局
Industry context
自動車整備業

Violation

Machine-translated summary — verify against original

The Kyushu Transport Bureau suspended the issuance of safety compliance certificates to Yamaguchi Internal Combustion Engine Industry Co., Ltd. from May 30 to June 13, 2026, for a period of 15 days. The violations involved issuing certificates under improper modification conditions, issuing certificates in non-compliance with safety standards due to reasons other than intentional misconduct, and incomplete or erroneous entries in designated maintenance records. The violations were based on Articles 91-5(1)(2), 91-5(1)(3), and 91-6(1) of the Road Transport Vehicle Law.

Show original Japanese text

1.不正改造状態で適合証を交付した 2.故意以外により保安基準不適合状態で適合証を交付した 3.指定整備記録簿の一部記載漏れ、記載誤り 九州運輸局自動車技術安全部整備課092-472-2537

Business location and permit details

Business location
山口内燃機工業株式会社
Business location address
佐賀県唐津市
Legal articles
1.道路運送車両法第91条の5第1項2.道路運送車両法第91条の5第1項3.道路運送車両法第91条の6第1項
Action period
令和8年5月30日~令和8年6月13日(15日間)
Overview page
https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=jidousyaseibi&EID=search&no=801

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.

Japanese regulatory disclosure under Road Transport Vehicle Act.

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 Kyushu District Transport Bureau announcement (Japanese)Archived source snapshot
Extracted at
2026-06-04T17:39:33.343+00:00
Evidence checked
2026-06-04T17:39:33.343+00:00
Archive captured
2026-06-04T18:30:09.857+00:00
Show audit JSON
{
  "record": {
    "id": "6981f7f9-32b3-4b5c-a832-2e2622b075cb",
    "url": "https://regbase.jp/en/enforcement/douro-unsou-sharyouho-shan-kou-nei-ran-ji-gong-ye-20260521",
    "company_name_original": "山口内燃機工業株式会社",
    "company_name_registry": "山口内燃機工業株式会社",
    "corporate_number": "9300001007377",
    "law": {
      "ja": "道路運送車両法",
      "en": "Road Transport Vehicle Act"
    },
    "action_type": {
      "ja": "保安基準適合証等の交付停止",
      "en": "Suspension of Issuance of Safety Standard Conformity Certificates"
    },
    "authority": {
      "ja": "九州運輸局",
      "en": "Kyushu District Transport 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": "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": "Japanese regulatory disclosure under Road Transport Vehicle Act."
  },
  "evidence": {
    "recordUrl": "https://regbase.jp/en/enforcement/douro-unsou-sharyouho-shan-kou-nei-ran-ji-gong-ye-20260521",
    "officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=jidousyaseibi&EID=search&no=801",
    "archiveUrl": "https://kiroku.today/view/be7cfaa994ztyn13",
    "archiveCapturedAt": "2026-06-04T18:30:09.857+00:00",
    "extractedAt": "2026-06-04T17:39:33.343+00:00",
    "translatedAt": "2026-07-06T06:03:08.685+00:00",
    "evidenceCheckedAt": "2026-06-04T17:39:33.343+00:00",
    "generatedAt": "2026-07-11T05:46:50.903Z"
  },
  "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
山口内燃機工業株式会社 Japanese original
Japanese name
山口内燃機工業株式会社
Corporate Number
9300001007377
Registered address
佐賀県唐津市
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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.