Directive against 株式会社ＲＹＯＷＡ

株式会社ＲＹＯＷＡ (Construction Business Act)

Construction Business ActSaitama PrefectureConfirmed entity match15 March 2024

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/api/v1/enforcements?corporate_number=9470001011718&limit=10

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Action summary

Company: 株式会社ＲＹＯＷＡJapanese original
Original: 株式会社ＲＹＯＷＡ
Corporate Number: 9470001011718
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: Directive
指示
Action date: 15 March 2024
Issuing authority: Saitama Prefecture
埼玉県

Violation

Machine-translated summary — verify against original

On October 27, 2023, RYOWA Corporation (formerly Miyabi Corporation) and a former employee were convicted of violating the Corporate Tax Act, the Local Corporation Tax Act, the Consumption Tax Act, and the Local Tax Act by concealing income through fictitious outsourcing processing expenses over three fiscal years from November 1, 2017, to October 31, 2020, resulting in tax evasion of approximately 168 million yen. RYOWA was sentenced to a fine of 42 million yen, and the former employee received a prison sentence of 2 years with a 3-year probation. This case falls under Article 28, Paragraph 1, Item 3 of the Construction Business Act.

Show original Japanese text

株式会社ＲＹＯＷＡ（旧社名：株式会社ＭＩＹＡＢＩ）と元社員は、平成29年11月1日から令和2年10月31日までの3事業年度にわたり、架空外注加工費を計上するなどの方法により、所得を秘匿して、虚偽の法人税等の確定申告をしたことにより、約1億6,800万円を脱税したとして、令和5年10月27日、法人税法、地方法人税法、消費税及び地方税法違反により、株式会社ＲＹＯＷＡ（旧社名：株式会社ＭＩＹＡＢＩ）は4,200万円の罰金刑と、元社員については懲役2年（執行猶予3年）の刑が言い渡され、それぞれ刑が確定した。このことは、建設業法第28条第１項第３号に該当する

Compliance context

Medium

A regulator issued a directive requiring specified action.

Construction business law covering licensing, contractor obligations, and public-interest rules for construction work.

Verify the required action and whether the company has disclosed remediation or completion.

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

Evidence pack

Original Saitama Prefecture announcement (Japanese)Archived source snapshot

Extracted at: 2026-04-25T20:43:06.043+00:00
Evidence checked: 2026-04-25T20:43:06.043+00:00
Archive captured: 2026-06-06T18:30:38.303+00:00

Show audit JSON

{
  "record": {
    "id": "c2e2a88f-8377-4af6-b4bb-0039e2d6ade2",
    "url": "https://regbase.jp/en/enforcement/c2e2a88f-8377-4af6-b4bb-0039e2d6ade2",
    "company_name_original": "株式会社ＲＹＯＷＡ",
    "company_name_registry": "株式会社ＲＹＯＷＡ",
    "corporate_number": "9470001011718",
    "law": {
      "ja": "建設業法",
      "en": "Construction Business Act"
    },
    "action_type": {
      "ja": "指示",
      "en": "Directive"
    },
    "authority": {
      "ja": "埼玉県",
      "en": "Saitama Prefecture"
    }
  },
  "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": "Medium",
    "actionMeaning": "A regulator issued a directive requiring specified action.",
    "practicalNote": "Verify the required action and whether the company has disclosed remediation or completion.",
    "lawContext": "Construction business law covering licensing, contractor obligations, and public-interest rules for construction work."
  },
  "evidence": {
    "recordUrl": "https://regbase.jp/en/enforcement/c2e2a88f-8377-4af6-b4bb-0039e2d6ade2",
    "officialSourceUrl": "https://www.mlit.go.jp/nega-inf/cgi-bin/search.cgi?jigyoubunya=kensetugyousya&EID=search&no=126",
    "archiveUrl": "https://kiroku.today/view/551cf4736a2ouyc2",
    "archiveCapturedAt": "2026-06-06T18:30:38.303+00:00",
    "extractedAt": "2026-04-25T20:43:06.043+00:00",
    "translatedAt": "2026-05-01T08:11:43.394+00:00",
    "evidenceCheckedAt": "2026-04-25T20:43:06.043+00:00",
    "generatedAt": "2026-06-10T15:54:39.423Z"
  },
  "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: 株式会社ＲＹＯＷＡ Japanese original
Japanese name: 株式会社ＲＹＯＷＡ
Corporate Number: 9470001011718
Registered address: 埼玉県川口市坂下町3丁目6番12号

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.