{
 "schema_version": 1,
 "id": "4298-20250205",
 "type": "MBO",
 "status": "completed",
 "announced_date": "2025-02-05",
 "target": {
  "edinet_code": "E05210",
  "sec_code": "4298",
  "name": "株式会社プロトコーポレーション",
  "name_en": "PROTO CORPORATION",
  "industry": "情報・通信業",
  "industry_en": "Information & Communication"
 },
 "acquirer": {
  "edinet_code": "E40434",
  "sec_code": null,
  "name": "株式会社フォーサイト",
  "name_en": "Foresight Inc.",
  "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": "S100V6RJ",
 "needs_review": false,
 "review_reason": null,
 "terms": {
  "tender_price": {
   "history": [
    {
     "value": 2100,
     "unit": "yen",
     "as_of_date": null,
     "source": {
      "doc_id": "S100V6RJ",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6RJ.pdf",
      "submitted": "2025-02-05",
      "quote": "公開買付者は、2025年２月４日、本公開買付価格を2,100円とし、本取引の一環として本公開買付けを実施することを決定いたしました。"
     }
    }
   ],
   "latest": {
    "value": 2100,
    "unit": "yen",
    "as_of_date": null,
    "source": {
     "doc_id": "S100V6RJ",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6RJ.pdf",
     "submitted": "2025-02-05",
     "quote": "公開買付者は、2025年２月４日、本公開買付価格を2,100円とし、本取引の一環として本公開買付けを実施することを決定いたしました。"
    }
   }
  },
  "min_shares": {
   "history": [
    {
     "value": 11567000,
     "unit": "shares",
     "as_of_date": null,
     "source": {
      "doc_id": "S100V6RJ",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6RJ.pdf",
      "submitted": "2025-02-05",
      "quote": "応募株券等の数の合計が買付予定数の下限(11,567,000株)に満たない場合は、応募株券等の全部の買付け等を行いません。"
     }
    }
   ],
   "latest": {
    "value": 11567000,
    "unit": "shares",
    "as_of_date": null,
    "source": {
     "doc_id": "S100V6RJ",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6RJ.pdf",
     "submitted": "2025-02-05",
     "quote": "応募株券等の数の合計が買付予定数の下限(11,567,000株)に満たない場合は、応募株券等の全部の買付け等を行いません。"
    }
   }
  },
  "is_mbo": {
   "history": [
    {
     "value": "該当",
     "unit": "text",
     "as_of_date": null,
     "source": {
      "doc_id": "S100V6RJ",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6RJ.pdf",
      "submitted": "2025-02-05",
      "quote": "本取引は、いわゆるマネジメント・バイアウト(ＭＢＯ)(注２)に該当し"
     }
    }
   ],
   "latest": {
    "value": "該当",
    "unit": "text",
    "as_of_date": null,
    "source": {
     "doc_id": "S100V6RJ",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6RJ.pdf",
     "submitted": "2025-02-05",
     "quote": "本取引は、いわゆるマネジメント・バイアウト(ＭＢＯ)(注２)に該当し"
    }
   }
  },
  "period_start": {
   "history": [
    {
     "value": "2025-02-05",
     "unit": "date",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VFT8",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFT8.pdf",
      "submitted": "2025-03-21",
      "quote": "買付け等の期間 2025年２月５日(水曜日)から2025年４月４日(金曜日)まで(40営業日)"
     }
    }
   ],
   "latest": {
    "value": "2025-02-05",
    "unit": "date",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VFT8",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFT8.pdf",
     "submitted": "2025-03-21",
     "quote": "買付け等の期間 2025年２月５日(水曜日)から2025年４月４日(金曜日)まで(40営業日)"
    }
   }
  },
  "period_end": {
   "history": [
    {
     "value": "2025-04-04",
     "unit": "date",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VFT8",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFT8.pdf",
      "submitted": "2025-03-21",
      "quote": "買付け等の期間 2025年２月５日(水曜日)から2025年４月４日(金曜日)まで(40営業日)"
     }
    }
   ],
   "latest": {
    "value": "2025-04-04",
    "unit": "date",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VFT8",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFT8.pdf",
     "submitted": "2025-03-21",
     "quote": "買付け等の期間 2025年２月５日(水曜日)から2025年４月４日(金曜日)まで(40営業日)"
    }
   }
  },
  "period_business_days": {
   "history": [
    {
     "value": 40,
     "unit": "business_days",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VFT8",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFT8.pdf",
      "submitted": "2025-03-21",
      "quote": "買付け等の期間 2025年２月５日(水曜日)から2025年４月４日(金曜日)まで(40営業日)"
     }
    }
   ],
   "latest": {
    "value": 40,
    "unit": "business_days",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VFT8",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFT8.pdf",
     "submitted": "2025-03-21",
     "quote": "買付け等の期間 2025年２月５日(水曜日)から2025年４月４日(金曜日)まで(40営業日)"
    }
   }
  },
  "tendered_shares": {
   "history": [
    {
     "value": 12497499,
     "unit": "shares",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VKSY",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VKSY.pdf",
      "submitted": "2025-04-07",
      "quote": "応募株券等の数の合計(12,497,499株)"
     }
    }
   ],
   "latest": {
    "value": 12497499,
    "unit": "shares",
    "as_of_date": null,
    "source": {
     "doc_id": "S100VKSY",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VKSY.pdf",
     "submitted": "2025-04-07",
     "quote": "応募株券等の数の合計(12,497,499株)"
    }
   }
  },
  "result": {
   "history": [
    {
     "value": "成立",
     "unit": "text",
     "as_of_date": null,
     "source": {
      "doc_id": "S100VKSY",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VKSY.pdf",
      "submitted": "2025-04-07",
      "quote": "応募株券等の数の合計(12,497,499株)が買付予定数の下限(11,567,000株)以上となりましたので、本公開買付けに係る公開買付開始公告及び公開買付届出書に記載のとおり、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": "S100VKSY",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VKSY.pdf",
     "submitted": "2025-04-07",
     "quote": "応募株券等の数の合計(12,497,499株)が買付予定数の下限(11,567,000株)以上となりましたので、本公開買付けに係る公開買付開始公告及び公開買付届出書に記載のとおり、応募株券等の全部の買付け等を行います。"
    }
   }
  }
 },
 "premiums": [
  {
   "value": 73.55,
   "unit": "percent",
   "as_of_date": "2025-02-03",
   "source": {
    "doc_id": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "quote": "本公開買付けの公表日の前営業日である2025年２月３日の当社株式の東京証券取引所プライム市場における終値1,210円に対して73.55％"
   },
   "basis": "前営業日終値",
   "basis_en": "Closing price on the business day before announcement"
  },
  {
   "value": 69.08,
   "unit": "percent",
   "as_of_date": "2025-02-03",
   "source": {
    "doc_id": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "quote": "同日までの過去１ヶ月間の終値の単純平均値1,242円に対して69.08％"
   },
   "basis": "過去1ヶ月間の終値単純平均値",
   "basis_en": "1-month simple average closing price"
  },
  {
   "value": 60.18,
   "unit": "percent",
   "as_of_date": "2025-02-03",
   "source": {
    "doc_id": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "quote": "同日までの過去３ヶ月間の終値の単純平均値1,311円に対して60.18％"
   },
   "basis": "過去3ヶ月間の終値単純平均値",
   "basis_en": "3-month simple average closing price"
  },
  {
   "value": 53.17,
   "unit": "percent",
   "as_of_date": "2025-02-03",
   "source": {
    "doc_id": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "quote": "同日までの過去６ヶ月間の終値の単純平均値1,371円に対して53.17％"
   },
   "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": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "quote": "当社が上場を維持したままこれらの施策を実施することは困難であると考えているとのことです。"
   }
  },
  "discount_tob": {
   "value": false,
   "source": null
  },
  "acquirer_type": {
   "value": "management",
   "source": {
    "doc_id": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "quote": "本取引は、いわゆるマネジメント・バイアウト(ＭＢＯ)(注２)に該当し"
   }
  },
  "auction": {
   "value": false,
   "source": {
    "doc_id": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "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": "S100V6S0",
    "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
    "submitted": "2025-02-05",
    "quote": "本意向表明書に記載された提案内容を検討するための特別委員会(以下「本特別委員会」といいます。"
   }
  },
  "sc_own_valuer": null,
  "fairness_opinions": [],
  "proposals": [
   {
    "date": null,
    "price": 1900,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100V6S0",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
     "submitted": "2025-02-05",
     "quote": "本公開買付価格を1,900円とする旨の再提案を行ったとのことです。"
    }
   },
   {
    "date": null,
    "price": 1950,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100V6S0",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
     "submitted": "2025-02-05",
     "quote": "本公開買付価格を1,950円とする旨の再提案を行ったとのことです。"
    }
   },
   {
    "date": null,
    "price": 2000,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100V6S0",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
     "submitted": "2025-02-05",
     "quote": "本公開買付価格を2,000円とする旨の再提案を行ったとのことです。"
    }
   },
   {
    "date": null,
    "price": 2050,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100V6S0",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
     "submitted": "2025-02-05",
     "quote": "本公開買付価格を2,050円とする旨の再提案を行ったとのことです。"
    }
   },
   {
    "date": null,
    "price": 2150,
    "proposer": "target_or_committee",
    "source": {
     "doc_id": "S100V6S0",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
     "submitted": "2025-02-05",
     "quote": "本公開買付価格を2,150円とすることを検討するよう要請を受けたため"
    }
   },
   {
    "date": null,
    "price": 2100,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100V6S0",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
     "submitted": "2025-02-05",
     "quote": "本公開買付価格を2,100円とする旨の最終提案を行ったとのことです。"
    }
   },
   {
    "date": null,
    "price": 1800,
    "proposer": "acquirer",
    "source": {
     "doc_id": "S100V6S0",
     "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
     "submitted": "2025-02-05",
     "quote": "本公開買付けにおける買付け等の価格(以下「本公開買付価格」といいます。)を1,800円とする初回提案を行ったとのことです。"
    }
   }
  ],
  "initial_offer": 1900,
  "offer_raise_pct": 10.53,
  "offer_rounds": 6,
  "negotiation_excluded": null,
  "category": "delisting",
  "category_basis": "filing"
 },
 "valuations": [
  {
   "valuator": "デロイト トーマツ ファイナンシャルアドバイザリー合同会社",
   "valuator_as_written": "デロイト トーマツ ファイナンシャルアドバイザリー合同会社",
   "valuator_en": "Deloitte Tohmatsu Financial Advisory LLC",
   "side": "target",
   "method": "dcf",
   "method_label": "ＤＣＦ法",
   "method_en": "DCF method",
   "metrics": {
    "per_share_value": {
     "low": 1808,
     "high": 2301,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100V6S0",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
      "submitted": "2025-02-05",
      "quote": "ＤＣＦ法 ：1,808円～2,301円"
     }
    },
    "discount_rate": {
     "low": 8.5,
     "high": 10.5,
     "unit": "percent",
     "source": {
      "doc_id": "S100V6S0",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
      "submitted": "2025-02-05",
      "quote": "その際、8.5％～10.5％の割引率を採用しております。"
     }
    },
    "perpetual_growth_rate": {
     "low": 0,
     "high": 1,
     "unit": "percent",
     "source": {
      "doc_id": "S100V6S0",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
      "submitted": "2025-02-05",
      "quote": "０％～1.0％の永久成長率を採用しております。"
     }
    }
   }
  },
  {
   "valuator": "デロイト トーマツ ファイナンシャルアドバイザリー合同会社",
   "valuator_as_written": "デロイト トーマツ ファイナンシャルアドバイザリー合同会社",
   "valuator_en": "Deloitte Tohmatsu Financial Advisory LLC",
   "side": "target",
   "method": "market_price",
   "method_label": "市場株価法",
   "method_en": "Market price method",
   "metrics": {
    "per_share_value": {
     "low": 1210,
     "high": 1371,
     "unit": "yen_per_share",
     "source": {
      "doc_id": "S100V6S0",
      "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf",
      "submitted": "2025-02-05",
      "quote": "市場株価法 ：1,210円～1,371円"
     }
    }
   }
  }
 ],
 "timeline": [
  {
   "date": "2025-02-05",
   "doc_id": "S100V6RJ",
   "doc_type_code": "240",
   "doc_type": "公開買付届出書",
   "filer": "株式会社フォーサイト",
   "filer_en": "Foresight Inc.",
   "description": "公開買付届出書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6RJ.pdf"
  },
  {
   "date": "2025-02-05",
   "doc_id": "S100V6S0",
   "doc_type_code": "290",
   "doc_type": "意見表明報告書",
   "filer": "株式会社プロトコーポレーション",
   "filer_en": "PROTO CORPORATION",
   "description": "意見表明報告書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100V6S0.pdf"
  },
  {
   "date": "2025-03-21",
   "doc_id": "S100VFT8",
   "doc_type_code": "250",
   "doc_type": "訂正公開買付届出書",
   "filer": "株式会社フォーサイト",
   "filer_en": "Foresight Inc.",
   "description": "訂正公開買付届出書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFT8.pdf"
  },
  {
   "date": "2025-03-24",
   "doc_id": "S100VFZU",
   "doc_type_code": "300",
   "doc_type": "訂正意見表明報告書",
   "filer": "株式会社プロトコーポレーション",
   "filer_en": "PROTO CORPORATION",
   "description": "訂正意見表明報告書",
   "doc_url": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/pdf/S100VFZU.pdf"
  },
  {
   "date": "2025-04-07",
   "doc_id": "S100VKSY",
   "doc_type_code": "270",
   "doc_type": "公開買付報告書",
   "filer": "株式会社フォーサイト",
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