{
 "schema_version": 1,
 "id": "1847-20250521",
 "type": "TOB",
 "status": "completed",
 "announced_date": "2025-05-21",
 "target": {
  "edinet_code": "E00117",
  "sec_code": "1847",
  "name": "株式会社イチケン",
  "name_en": "ICHIKEN Co., Ltd.",
  "industry": "建設業",
  "industry_en": "Construction"
 },
 "acquirer": {
  "edinet_code": "E40688",
  "sec_code": null,
  "name": "株式会社マルハン",
  "name_en": "Maruhan Corporation",
  "industry": "内国法人・組合（有価証券報告書等の提出義務者以外）",
  "industry_en": null
 },
 "anchor_doc_id": "S100VSAS",
 "needs_review": false,
 "review_reason": null,
 "terms": {
  "tender_price": {
   "history": [
    {
     "value": 3500,
     "unit": "yen",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VSAS",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
      "submitted": "2025-05-21",
      "quote": "本公開買付価格である3,500円は、本公開買付けの公表日の前営業日である2025年５月19日の東京証券取引所スタンダード市場における対象者株式の終値2,917円に対して19.99％"
     }
    }
   ],
   "latest": {
    "value": 3500,
    "unit": "yen",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VSAS",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
     "submitted": "2025-05-21",
     "quote": "本公開買付価格である3,500円は、本公開買付けの公表日の前営業日である2025年５月19日の東京証券取引所スタンダード市場における対象者株式の終値2,917円に対して19.99％"
    }
   }
  },
  "max_shares": {
   "history": [
    {
     "value": 560800,
     "unit": "shares",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VSAS",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
      "submitted": "2025-05-21",
      "quote": "560,800(株)"
     }
    }
   ],
   "latest": {
    "value": 560800,
    "unit": "shares",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VSAS",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
     "submitted": "2025-05-21",
     "quote": "560,800(株)"
    }
   }
  },
  "period_end": {
   "history": [
    {
     "value": "2025-06-24",
     "unit": "date",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VSAS",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
      "submitted": "2025-05-21",
      "quote": "公開買付期間を2025年５月21日から同年６月24日までとする旨の提案"
     }
    }
   ],
   "latest": {
    "value": "2025-06-24",
    "unit": "date",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VSAS",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
     "submitted": "2025-05-21",
     "quote": "公開買付期間を2025年５月21日から同年６月24日までとする旨の提案"
    }
   }
  },
  "period_start": {
   "history": [
    {
     "value": "2025-05-21",
     "unit": "date",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VSAS",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
      "submitted": "2025-05-21",
      "quote": "公開買付期間を2025年５月21日から同年６月24日までとする旨の提案"
     }
    }
   ],
   "latest": {
    "value": "2025-05-21",
    "unit": "date",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VSAS",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
     "submitted": "2025-05-21",
     "quote": "公開買付期間を2025年５月21日から同年６月24日までとする旨の提案"
    }
   }
  },
  "tendered_shares": {
   "history": [
    {
     "value": 1570458,
     "unit": "shares",
     "as_of_date": null,
     "source": {
      "doc_id": "S100W63S",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100W63S.pdf",
      "submitted": "2025-06-25",
      "quote": "応募株券等」といいます。)の数の合計(1,570,458株)"
     }
    }
   ],
   "latest": {
    "value": 1570458,
    "unit": "shares",
    "as_of_date": null,
    "source": {
     "doc_id": "S100W63S",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100W63S.pdf",
     "submitted": "2025-06-25",
     "quote": "応募株券等」といいます。)の数の合計(1,570,458株)"
    }
   }
  }
 },
 "premiums": [
  {
   "value": 19.99,
   "unit": "percent",
   "as_of_date": "2025-05-19",
   "source": {
    "doc_id": "S100VSMM",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSMM.pdf",
    "submitted": "2025-05-21",
    "quote": "同日の東京証券取引所スタンダード市場における対象者株式の終値2,917円に対して19.99％のプレミアムを加えた価格である3,500円"
   },
   "basis": "前営業日終値",
   "basis_en": "Closing price on the business day before announcement"
  },
  {
   "value": 25.63,
   "unit": "percent",
   "as_of_date": "2025-05-19",
   "source": {
    "doc_id": "S100VSAS",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
    "submitted": "2025-05-21",
    "quote": "同日までの過去１ヶ月間の終値単純平均値2,786円に対して25.63％"
   },
   "basis": "過去1ヶ月間の終値単純平均値",
   "basis_en": "1-month simple average closing price"
  },
  {
   "value": 26.13,
   "unit": "percent",
   "as_of_date": "2025-05-19",
   "source": {
    "doc_id": "S100VSAS",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
    "submitted": "2025-05-21",
    "quote": "同過去３ヶ月間の終値単純平均値2,775円に対して26.13％"
   },
   "basis": "過去3ヶ月間の終値単純平均値",
   "basis_en": "3-month simple average closing price"
  },
  {
   "value": 30.84,
   "unit": "percent",
   "as_of_date": "2025-05-19",
   "source": {
    "doc_id": "S100VSAS",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf",
    "submitted": "2025-05-21",
    "quote": "同過去６ヶ月間の終値単純平均値2,675円に対して30.84％"
   },
   "basis": "過去6ヶ月間の終値単純平均値",
   "basis_en": "6-month simple average closing price"
  }
 ],
 "profile": {
  "extracted": true,
  "listing": {
   "value": "keep_listing",
   "source": {
    "doc_id": "S100VSMM",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSMM.pdf",
    "submitted": "2025-05-21",
    "quote": "したがって、本公開買付け成立後も、当社株式は、引き続き東京証券取引所スタンダード市場における上場を維持する予定です。"
   }
  },
  "discount_tob": {
   "value": false,
   "source": null
  },
  "acquirer_type": {
   "value": "parent",
   "source": {
    "doc_id": "S100VSMM",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSMM.pdf",
    "submitted": "2025-05-21",
    "quote": "公開買付者が既に３２％を超える当社株式を保有する筆頭株主であり、本公開買付後の保有割合が過半数となるものではないことを勘案すると"
   }
  },
  "auction": {
   "value": false,
   "source": null
  },
  "competing_offer": {
   "value": false,
   "source": null
  },
  "special_committee": {
   "value": false,
   "source": null
  },
  "sc_own_valuer": null,
  "fairness_opinions": [],
  "proposals": [],
  "initial_offer": null,
  "offer_raise_pct": null,
  "offer_rounds": null,
  "negotiation_excluded": null,
  "category": "partial",
  "category_basis": "filing"
 },
 "valuations": [],
 "timeline": [
  {
   "date": "2025-05-21",
   "doc_id": "S100VSAS",
   "doc_type_code": "240",
   "doc_type": "公開買付届出書",
   "filer": "株式会社マルハン",
   "filer_en": "Maruhan Corporation",
   "description": "公開買付届出書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSAS.pdf"
  },
  {
   "date": "2025-05-21",
   "doc_id": "S100VSMM",
   "doc_type_code": "290",
   "doc_type": "意見表明報告書",
   "filer": "株式会社イチケン",
   "filer_en": "ICHIKEN Co., Ltd.",
   "description": "意見表明報告書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VSMM.pdf"
  },
  {
   "date": "2025-06-25",
   "doc_id": "S100W63S",
   "doc_type_code": "270",
   "doc_type": "公開買付報告書",
   "filer": "株式会社マルハン",
   "filer_en": "Maruhan Corporation",
   "description": "公開買付報告書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100W63S.pdf"
  }
 ],
 "related": [],
 "flags": [],
 "unverified_count": 0
}