{
 "schema_version": 1,
 "id": "1712-20251003",
 "type": "TOB",
 "status": "completed",
 "announced_date": "2025-10-03",
 "target": {
  "edinet_code": "E05444",
  "sec_code": "1712",
  "name": "株式会社ダイセキ環境ソリューション",
  "name_en": "Daiseki Eco. Solution Co.,Ltd.",
  "industry": "建設業",
  "industry_en": "Construction"
 },
 "acquirer": {
  "edinet_code": "E04931",
  "sec_code": "9793",
  "name": "株式会社ダイセキ",
  "name_en": "Daiseki Co.,Ltd.",
  "industry": "サービス業",
  "industry_en": "Services"
 },
 "anchor_doc_id": "S100WT87",
 "needs_review": false,
 "review_reason": null,
 "terms": {
  "min_shares": {
   "history": [
    {
     "value": 2067500,
     "unit": "shares",
     "as_of_date": null,
     "source": {
      "doc_id": "S100WT87",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WT87.pdf",
      "submitted": "2025-10-03",
      "quote": "買付予定数の下限を2,067,500株(所有割合：12.30％)と設定しており"
     }
    }
   ],
   "latest": {
    "value": 2067500,
    "unit": "shares",
    "as_of_date": null,
    "source": {
     "doc_id": "S100WT87",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WT87.pdf",
     "submitted": "2025-10-03",
     "quote": "買付予定数の下限を2,067,500株(所有割合：12.30％)と設定しており"
    }
   }
  },
  "tender_price": {
   "history": [
    {
     "value": 1850,
     "unit": "yen",
     "as_of_date": null,
     "source": {
      "doc_id": "S100WT87",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WT87.pdf",
      "submitted": "2025-10-03",
      "quote": "最終的に2025年10月２日開催の取締役会において、本公開買付価格を1,850円とすることを決定いたしました。"
     }
    }
   ],
   "latest": {
    "value": 1850,
    "unit": "yen",
    "as_of_date": null,
    "source": {
     "doc_id": "S100WT87",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WT87.pdf",
     "submitted": "2025-10-03",
     "quote": "最終的に2025年10月２日開催の取締役会において、本公開買付価格を1,850円とすることを決定いたしました。"
    }
   }
  },
  "tendered_shares": {
   "history": [
    {
     "value": 7030603,
     "unit": "shares",
     "as_of_date": null,
     "source": {
      "doc_id": "S100X59A",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100X59A.pdf",
      "submitted": "2025-11-18",
      "quote": "応募株券等の総数(7,030,603株)"
     }
    }
   ],
   "latest": {
    "value": 7030603,
    "unit": "shares",
    "as_of_date": null,
    "source": {
     "doc_id": "S100X59A",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100X59A.pdf",
     "submitted": "2025-11-18",
     "quote": "応募株券等の総数(7,030,603株)"
    }
   }
  },
  "result": {
   "history": [
    {
     "value": "成立",
     "unit": "text",
     "as_of_date": null,
     "source": {
      "doc_id": "S100X59A",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100X59A.pdf",
      "submitted": "2025-11-18",
      "quote": "応募株券等の総数(7,030,603株)が買付予定数の下限(2,067,500株)以上となりましたので、公開買付開始公告及び公開買付届出書(その後提出された公開買付届出書の訂正届出書により訂正された事項を含みます。)に記載のとおり、応募株券等の全部の買付け等を行います。"
     }
    }
   ],
   "latest": {
    "value": "成立",
    "unit": "text",
    "as_of_date": null,
    "source": {
     "doc_id": "S100X59A",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100X59A.pdf",
     "submitted": "2025-11-18",
     "quote": "応募株券等の総数(7,030,603株)が買付予定数の下限(2,067,500株)以上となりましたので、公開買付開始公告及び公開買付届出書(その後提出された公開買付届出書の訂正届出書により訂正された事項を含みます。)に記載のとおり、応募株券等の全部の買付け等を行います。"
    }
   }
  }
 },
 "premiums": [
  {
   "value": 59.9,
   "unit": "percent",
   "as_of_date": "2025-10-01",
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "2025年10月１日の東京証券取引所スタンダード市場における当社株式の終値1,157円に対して59.90％"
   },
   "basis": "前営業日終値",
   "basis_en": "Closing price on the business day before announcement"
  },
  {
   "value": 54.3,
   "unit": "percent",
   "as_of_date": "2025-10-01",
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "同日までの過去１ヶ月間の終値の単純平均値1,199円に対して54.30％"
   },
   "basis": "過去1ヶ月間の終値単純平均値",
   "basis_en": "1-month simple average closing price"
  },
  {
   "value": 54.55,
   "unit": "percent",
   "as_of_date": "2025-10-01",
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "同日までの過去３ヶ月間の終値の単純平均値1,197円に対して54.55％"
   },
   "basis": "過去3ヶ月間の終値単純平均値",
   "basis_en": "3-month simple average closing price"
  },
  {
   "value": 61.57,
   "unit": "percent",
   "as_of_date": "2025-10-01",
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "同日までの過去６ヶ月間の終値の単純平均値1,145円に対して61.57％"
   },
   "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": "delist",
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "本公開買付けの成立後に、下記「(5) 本公開買付け後の組織再編等の方針(いわゆる二段階買収に関する事項)」に記載の本スクイーズアウト手続を実施することとなった場合には、所定の手続を経て上場廃止となります。"
   }
  },
  "discount_tob": {
   "value": false,
   "source": null
  },
  "acquirer_type": {
   "value": "parent",
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "公開買付者は、当社株式の所有割合が53.87％に達する当社の支配株主(親会社)であり、本公開買付けを含む本取引がＭＢＯ等に該当し"
   }
  },
  "auction": {
   "value": false,
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "本取引においては、積極的なマーケット・チェックは実施されていないが"
   }
  },
  "competing_offer": {
   "value": false,
   "source": null
  },
  "special_committee": {
   "value": true,
   "source": {
    "doc_id": "S100WTBP",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
    "submitted": "2025-10-03",
    "quote": "2025年７月４日開催の取締役会決議により、公開買付者及び本取引からの独立性を有する、花村美晴氏(当社独立社外取締役、花村美晴公認会計士事務所所長)、堀部隆司氏(当社独立社外取締役、株式会社東伸サービス顧問)及び小林啓介氏(当社独立社外取締役、株式会社ヤガミ代表取締役社長)の３名から構成される特別委員会"
   }
  },
  "sc_own_valuer": null,
  "fairness_opinions": [],
  "proposals": [
   {
    "date": null,
    "price": 1870,
    "proposer": "target_or_committee",
    "source": {
     "doc_id": "S100WTBP",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
     "submitted": "2025-10-03",
     "quote": "当該提案価格は前向きな検討に値する価格水準に近づいているものの、当社株主にとって十分とは言えないとして、本公開買付価格を1,870円へ引き上げるよう要請する旨の回答を受領したとのことです。"
    }
   },
   {
    "date": "2025-09-11",
    "price": 1575,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100WTBP",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
     "submitted": "2025-10-03",
     "quote": "公開買付者は、2025年９月11日、当社及び本特別委員会に対して、本公開買付価格を1,575円"
    }
   },
   {
    "date": "2025-09-18",
    "price": 1655,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100WTBP",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
     "submitted": "2025-10-03",
     "quote": "公開買付者は、2025年９月18日、当社及び本特別委員会に対して、本公開買付価格を1,655円"
    }
   },
   {
    "date": "2025-09-22",
    "price": 1720,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100WTBP",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
     "submitted": "2025-10-03",
     "quote": "公開買付者は、2025年９月22日、当社及び本特別委員会に対して、本公開買付価格を1,720円"
    }
   },
   {
    "date": "2025-09-25",
    "price": 1770,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100WTBP",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
     "submitted": "2025-10-03",
     "quote": "公開買付者は、2025年９月25日、当社及び本特別委員会に対して、本公開買付価格を1,770円"
    }
   },
   {
    "date": "2025-09-29",
    "price": 1850,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100WTBP",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
     "submitted": "2025-10-03",
     "quote": "公開買付者は、2025年９月29日、当社及び本特別委員会に対して、本公開買付価格を1,850円"
    }
   }
  ],
  "initial_offer": 1575,
  "offer_raise_pct": 17.46,
  "offer_rounds": 5,
  "negotiation_excluded": null,
  "category": "delisting",
  "category_basis": "filing"
 },
 "valuations": [
  {
   "valuator": "SMBC日興証券株式会社",
   "valuator_as_written": "SMBC日興証券株式会社",
   "valuator_en": "SMBC Nikko Securities Inc.",
   "side": "acquirer",
   "method": "comparable",
   "method_label": "類似上場会社比較法",
   "method_en": "Comparable companies method",
   "metrics": {
    "per_share_value": {
     "low": 934,
     "high": 1334,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "類似上場会社比較法 ：934円～1,334円"
     }
    }
   }
  },
  {
   "valuator": "SMBC日興証券株式会社",
   "valuator_as_written": "SMBC日興証券株式会社",
   "valuator_en": "SMBC Nikko Securities Inc.",
   "side": "acquirer",
   "method": "dcf",
   "method_label": "ＤＣＦ法",
   "method_en": "DCF method",
   "metrics": {
    "per_share_value": {
     "low": 1392,
     "high": 2146,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "ＤＣＦ法 ：1,392円～2,146円"
     }
    }
   }
  },
  {
   "valuator": "SMBC日興証券株式会社",
   "valuator_as_written": "SMBC日興証券株式会社",
   "valuator_en": "SMBC Nikko Securities Inc.",
   "side": "acquirer",
   "method": "market_price",
   "method_label": "市場株価法",
   "method_en": "Market price method",
   "metrics": {
    "per_share_value": {
     "low": 1145,
     "high": 1199,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "当社株式１株当たりの株式価値の範囲を1,145円から1,199円までと算定しているとのことです。"
     }
    }
   }
  },
  {
   "valuator": "株式会社プルータス・コンサルティング",
   "valuator_as_written": "株式会社プルータス・コンサルティング",
   "valuator_en": "Plutus Consulting Co., Ltd.",
   "side": "target",
   "method": "comparable",
   "method_label": "類似会社比較法",
   "method_en": "Comparable companies method",
   "metrics": {
    "per_share_value": {
     "low": 1166,
     "high": 1295,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "類似会社比較法 ：1,166円～1,295円"
     }
    }
   }
  },
  {
   "valuator": "株式会社プルータス・コンサルティング",
   "valuator_as_written": "株式会社プルータス・コンサルティング",
   "valuator_en": "Plutus Consulting Co., Ltd.",
   "side": "target",
   "method": "dcf",
   "method_label": "ＤＣＦ法",
   "method_en": "DCF method",
   "metrics": {
    "per_share_value": {
     "low": 1583,
     "high": 1894,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "ＤＣＦ法 ：1,583円～1,894円"
     }
    },
    "discount_rate": {
     "low": 7.3,
     "high": 8.4,
     "unit": "percent",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "なお、割引率は加重平均資本コストとし、7.3％～8.4％を採用しており"
     }
    },
    "perpetual_growth_rate": {
     "low": 0,
     "high": 0,
     "unit": "percent",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "永久成長率は理論上想定される長期的な経済環境等を踏まえ０％とし"
     }
    }
   }
  },
  {
   "valuator": "株式会社プルータス・コンサルティング",
   "valuator_as_written": "株式会社プルータス・コンサルティング",
   "valuator_en": "Plutus Consulting Co., Ltd.",
   "side": "target",
   "method": "market_price",
   "method_label": "市場株価法",
   "method_en": "Market price method",
   "metrics": {
    "per_share_value": {
     "low": 1145,
     "high": 1199,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100WTBP",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf",
      "submitted": "2025-10-03",
      "quote": "市場株価法 ：1,145円～1,199円"
     }
    }
   }
  }
 ],
 "timeline": [
  {
   "date": "2025-10-03",
   "doc_id": "S100WT87",
   "doc_type_code": "240",
   "doc_type": "公開買付届出書",
   "filer": "株式会社ダイセキ",
   "filer_en": "Daiseki Co.,Ltd.",
   "description": "公開買付届出書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WT87.pdf"
  },
  {
   "date": "2025-10-03",
   "doc_id": "S100WTBP",
   "doc_type_code": "290",
   "doc_type": "意見表明報告書",
   "filer": "株式会社ダイセキ環境ソリューション",
   "filer_en": "Daiseki Eco. Solution Co.,Ltd.",
   "description": "意見表明報告書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WTBP.pdf"
  },
  {
   "date": "2025-10-28",
   "doc_id": "S100WX6U",
   "doc_type_code": "250",
   "doc_type": "訂正公開買付届出書",
   "filer": "株式会社ダイセキ",
   "filer_en": "Daiseki Co.,Ltd.",
   "description": "訂正公開買付届出書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100WX6U.pdf"
  },
  {
   "date": "2025-11-18",
   "doc_id": "S100X59A",
   "doc_type_code": "270",
   "doc_type": "公開買付報告書",
   "filer": "株式会社ダイセキ",
   "filer_en": "Daiseki Co.,Ltd.",
   "description": "公開買付報告書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100X59A.pdf"
  }
 ],
 "related": [],
 "flags": [],
 "unverified_count": 0
}