Enforcement record
Business Suspension disclosure naming 株式会社山岡組
This page records one action from a Japanese government disclosure, including the published name, governing law, authority, action details, and official source.
Action type
Business Suspension
Law
Construction Business Act
Authority
Nara Prefecture
Action date
18 April 2025
RegBase evidence report
Japanese public-record enforcement check
Saveable record of the published action, regulator source, source status, and review notes for internal compliance files.
- Report ID
- RB-EN-ENFORCEMENT-KENSETSU-GYOHO-SH-202608041526
- Generated at
- 5 August 2026 at 00:26
- Record URL
- https://regbase.jp/en/enforcement/kensetsu-gyoho-shan-gang-zu-20250418
1. Review Summary
| Disclosure name | 株式会社山岡組 | Corporate Number | Not stated in the disclosure |
|---|---|---|---|
| Enforcement record | 1 record | Other confirmed records for this company | Outside this report's scope |
| Action date | 18 April 2025 | Authority | Nara Prefecture |
| Law | Construction Business Act | Action type | Business Suspension |
| Source status | Official source recorded; preserved archive is being prepared | ||
This report summarizes public Japanese government disclosure data held by RegBase. It is not a credit score, sanctions conclusion, legal opinion, or adverse-media determination. Confirm important decisions against the linked official Japanese source.
2. Published Information
| Published name | 株式会社山岡組 |
|---|
3. Enforcement Record
| Target name in disclosure | 株式会社山岡組 |
|---|---|
| Authority | Nara Prefecture (奈良県) |
| Law / action type | Construction Business Act / Business Suspension |
| Action / announcement date | Action: 18 April 2025 / Announcement: 25 April 2026 |
| English summary | The former representative director of Yamaoka-gumi Co., Ltd. was convicted of violating the Act on Punishment of Acts Harmful to Fair Trade and the Prevention of Unfair Trade Practices (Law No. 101 of 2002) and obstructing public procurement bidding related to a bid in Sango-cho, Nara Prefecture, in which he participated during his tenure as representative director. He received a sentence of 1 year and 6 months in prison, with a 4-year probation, and the sentence was finalized. This is recognized as corresponding to Article 28, Paragraph 1, Items 2 and 3 of the Construction Business Act. |
| Original Japanese text | 株式会社山岡組の元代表取締役が、代表取締役としての在任中に参加した奈良県三郷町での入札に関して、入札談合等関与行為の排除及び防止並びに職員による入札等の公正を害すべき行為の処罰に関する法律(平成14年法律第101号)の違反及び公契約関係競売入札妨害(刑法(明治40年法律第45号)第96条の6第1項)により、懲役1年6月(執行猶予4年)の判決を受け、その刑が確定した。 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。 |
| Official source | https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1657 |
| Extraction / evidence timestamps | Extracted: 1 August 2026 at 00:21 / Evidence checked: 1 August 2026 at 00:21 / Archive captured: Not recorded |
4. Business Location and Permit Details
| Business location address | 奈良県生駒郡三郷町立野北1-22-27 |
|---|---|
| Representative | 山岡 宏都 |
| Permit / registration number | 奈良県知事(般・特-6)第12397号 |
| Permitted business types | (特定)土・と・石・鋼・舗・し・塗・水(一般)建・解 |
| Legal articles | 建設業法第28条第3項(第1項第2号及び第3号該当) |
| Cause of action | 株式会社山岡組の元代表取締役が、代表取締役としての在任中に参加した奈良県三郷町での入札に関して、入札談合等関与行為の排除及び防止並びに職員による入札等の公正を害すべき行為の処罰に関する法律(平成14年法律第101号)の違反及び公契約関係競売入札妨害(刑法(明治40年法律第45号)第96条の6第1項)により、懲役1年6月(執行猶予4年)の判決を受け、その刑が確定した。 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。 |
| Overview page | https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1657 |
5. Other Confirmed Records for This Company
This report covers the single government disclosure shown on this page.
Reviewer Notes
| Reviewer | Team / company | ||
|---|---|---|---|
| Review purpose | |||
| Additional notes | |||
- □ Official source URL or archived source was checked.
- □ Corporate Number, address, or other identifiers were reviewed to avoid confusing similarly named entities.
- □ This document is understood as a public-record evidence file, not a credit decision or legal opinion.
Current page: Enforcement record
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Action summary
- Company
- 株式会社山岡組Japanese onlyOriginal: 株式会社山岡組
- Governing law
- Construction Business Act建設業法
- Action type
- Business Suspension営業停止
- Action date
- 18 April 2025
- Issuing authority
- Nara Prefecture奈良県
- Industry context
- 建設業者
Violation
The former representative director of Yamaoka-gumi Co., Ltd. was convicted of violating the Act on Punishment of Acts Harmful to Fair Trade and the Prevention of Unfair Trade Practices (Law No. 101 of 2002) and obstructing public procurement bidding related to a bid in Sango-cho, Nara Prefecture, in which he participated during his tenure as representative director. He received a sentence of 1 year and 6 months in prison, with a 4-year probation, and the sentence was finalized. This is recognized as corresponding to Article 28, Paragraph 1, Items 2 and 3 of the Construction Business Act.
Show original Japanese text
株式会社山岡組の元代表取締役が、代表取締役としての在任中に参加した奈良県三郷町での入札に関して、入札談合等関与行為の排除及び防止並びに職員による入札等の公正を害すべき行為の処罰に関する法律(平成14年法律第101号)の違反及び公契約関係競売入札妨害(刑法(明治40年法律第45号)第96条の6第1項)により、懲役1年6月(執行猶予4年)の判決を受け、その刑が確定した。 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。
Business location and permit details
- Business location address
- 奈良県生駒郡三郷町立野北1-22-27
- Representative
- 山岡 宏都
- Permit / registration number
- 奈良県知事(般・特-6)第12397号
- Permitted business types
- (特定)土・と・石・鋼・舗・し・塗・水(一般)建・解
- Legal articles
- 建設業法第28条第3項(第1項第2号及び第3号該当)
- Cause of action
- 株式会社山岡組の元代表取締役が、代表取締役としての在任中に参加した奈良県三郷町での入札に関して、入札談合等関与行為の排除及び防止並びに職員による入札等の公正を害すべき行為の処罰に関する法律(平成14年法律第101号)の違反及び公契約関係競売入札妨害(刑法(明治40年法律第45号)第96条の6第1項)により、懲役1年6月(執行猶予4年)の判決を受け、その刑が確定した。 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。
- Overview page
- https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1657
These fields are extracted from the original Japanese disclosure or linked overview pages when available.
Compliance context
Context neededThis 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
- Extracted at
- 2026-07-31T15:21:57.01+00:00
- Evidence checked
- 2026-07-31T15:21:57.01+00:00
- Archive captured
- Not archived
Show audit JSON
{
"record": {
"id": "12260aa1-1f7a-4117-b176-4d39bb4d2473",
"url": "https://regbase.jp/en/enforcement/kensetsu-gyoho-shan-gang-zu-20250418",
"company_name_original": "株式会社山岡組",
"company_name_registry": null,
"corporate_number": null,
"law": {
"ja": "建設業法",
"en": "Construction Business Act"
},
"action_type": {
"ja": "営業停止",
"en": "Business Suspension"
},
"authority": {
"ja": "奈良県",
"en": "Nara Prefecture"
}
},
"entity_match": {
"status": "unresolved",
"confidence": 95,
"method": "nta_strict_name_non_head_office_address_supported",
"method_label": "nta_strict_name_non_head_office_address_supported",
"notes": "有力な法人候補がありますが、自動確定に必要な独立証拠が不足しています(nta_strict_name_non_head_office_address_supported)。"
},
"review": {
"status": "needs_review",
"label": "Needs review"
},
"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-shan-gang-zu-20250418",
"officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=1657",
"officialDocumentUrl": null,
"archiveUrl": null,
"archivedSourceUrl": null,
"archiveCapturedAt": null,
"extractedAt": "2026-07-31T15:21:57.01+00:00",
"translatedAt": "2026-05-01T07:46:41.275+00:00",
"evidenceCheckedAt": "2026-07-31T15:21:57.01+00:00",
"generatedAt": "2026-08-04T15:26:38.905Z"
},
"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)Recent records in the same industry
- Business Suspension24 Jul 2026
株式会社東武土木
Construction Business Act
- Business Suspension24 Jul 2026
京葉ガスエナジーソリューション株式会社
Construction Business Act
- Directive24 Jul 2026
東洋テクノ株式会社
Construction Business Act
- Directive24 Jul 2026
株式会社大林組
Construction Business Act
- License Revocation23 Jul 2026
株式会社三和サービス
Construction Business Act
About this recordAggregated and translated from public Japanese government disclosures. The English text is for reference only — authoritative content is the linked Japanese source.