{
  "spec_version": "4",
  "endpoint": "history",
  "stock_code": "7914",
  "company_name": "共同印刷",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/7914/decisions/",
  "api_url": "/api/7914/history.json",
  "updated": "2026-10-07",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/7914/decisions/",
  "source": {
    "chapters": {
      "html_url": "https://the-shashi.com/tse/7914/",
      "primary": [
        "社史",
        "有価証券報告書",
        "新聞・雑誌記事"
      ],
      "extraction": "一次資料を読み合わせて執筆"
    },
    "long_term": {
      "primary": [
        "有価証券報告書"
      ],
      "extraction": "EDINET の XBRL、kabupro 掲載の旧有価証券報告書、会社年鑑・社史等からの転記",
      "row_field": "reference",
      "caveat": "創業期から現在までを 1 本に繋いだ長期系列のため、年代により出所・単位・連結範囲が変わる。行ごとの reference / unit / consolidation を必ず参照すること"
    }
  },
  "title": "共同印刷の歴史概略",
  "eras": [
    {
      "title": "博文館印刷工場の創設と印刷業としての独立",
      "start_year": 1897,
      "end_year": 1924,
      "phase": "founding"
    },
    {
      "title": "精美堂合併による共同印刷の誕生と共同印刷争議",
      "start_year": 1925,
      "end_year": 1949,
      "phase": "founding"
    },
    {
      "title": "ビニール印刷・金属チューブへの進出と東証一部上場",
      "start_year": 1950,
      "end_year": 1989,
      "phase": "growth"
    },
    {
      "title": "ICカード事業と日本写真印刷コミュニケーションズの買収",
      "start_year": 1990,
      "end_year": 2026,
      "phase": "maturity"
    }
  ],
  "overview": [
    {
      "label": "創業",
      "text": "1897年6月、博文館主の大橋佐平氏が東京市京橋区竹川町に博文館印刷工場を創設し、自社の書籍と雑誌を自前で刷り始めた。1955年の記録は創業を1896年11月に置いている。1898年4月に小石川区久堅町へ移って博進社工場と改め、1905年に博文館印刷所へ改称して外の注文も受けるようになった（改称を1899年6月とする記録もある）。1918年12月に株式会社となり、1925年12月に隣の精美堂と合併して共同印刷へ社名を改めた。"
    },
    {
      "label": "決断",
      "text": "出版社の付属工場を、外の注文で稼ぐ印刷会社へ切り離してきた会社である。1898年に小石川へ移った際、工場は合資会社博進社工場として博文館とは別の組織になった。1905年には博文館印刷所へ改称し、博文館以外の注文にも応じ始める。同じ年に大橋光吉氏が隣地に平版の精美堂を興し、文字を刷る活版と絵柄を刷る平版が並んだ。1918年に両社はそろって資本金200万円の株式会社となり、1925年12月の合併で総合印刷の形を整えた。"
    },
    {
      "label": "現況",
      "text": "3部門の売上はほぼ横並びだが、利益を生む部門は限られている。2026年3月期の連結売上高は982億円、営業利益は21億円だった。情報コミュニケーション部門は売上323億円で2億円の営業損失となり、2022年3月期から5期続けて赤字である。一方で生活・産業資材部門は2017年3月期の210億円から332億円へ伸び、利益15億円で3部門の首位に立った。情報セキュリティ部門は305億円・利益11億円である。純利益40億円は、特別利益34億円に支えられた。"
    },
    {
      "label": "競合",
      "text": "同じ東京の印刷会社でも、二強との規模の差は15倍を超える。2026年3月期の連結売上高はTOPPANホールディングスが1兆8,050億円、大日本印刷が1兆5,126億円で、共同印刷の982億円はその15分の1から18分の1にとどまる。大日本印刷はエレクトロニクスだけで2,518億円を売るが、共同印刷で最も大きい生活・産業資材部門は332億円である。そのため共同印刷は二強と総量で競う位置になく、3部門それぞれの採算で立ち位置を守っている。"
    }
  ],
  "profile": [
    {
      "key": "founding_business",
      "label": "祖業",
      "value": "博文館の書籍・雑誌の活版印刷"
    },
    {
      "key": "current_issue",
      "label": "現在の注力課題",
      "value": "赤字が続く情報コミュニケーション部門の立て直し",
      "tags": [
        "収益改善"
      ]
    }
  ],
  "lineage": {
    "path": "7914-lineage-top.v2.json"
  },
  "timelineLead": "1897年に博文館主の大橋佐平氏が東京市京橋区に創設した博文館印刷工場が起源。\n1925年に精美堂と合併して総合印刷の形を整え、1946年には大蔵省印刷局から日本銀行券の印刷を受託した。生活・産業資材など3部門を持つ印刷会社で、規模は二強のTOPPANと大日本印刷の15分の1ほどである。",
  "lineageLead": "博文館が自社の書籍と雑誌を刷るため、1897年に博文館印刷工場を創設した。\n1905年に博文館印刷所へ商号を変え、1918年に株式会社へ改組したのち、1925年に多色印刷の精美堂と合併して共同印刷を設立した。出版社の内製工場が外部の受注と多色印刷の技術を加え、独立した総合印刷会社へ転じた。",
  "foundingStory": true,
  "summary": {
    "description": "共同印刷の歴史を創業から現在まで一次資料でたどる。沿革・財務・歴代社長・大株主・セグメントの長期データを時系列で横断。"
  },
  "chapters": [
    {
      "start_year": 1897,
      "end_year": 1924,
      "main_title": "博文館印刷工場の創設と印刷業としての独立",
      "subsections": [
        {
          "title": "大橋佐平氏が京橋竹川町に設けた博文館の自家印刷工場と、小石川久堅町への移転",
          "text": "共同印刷の起点は、1897年6月に東京市京橋区で操業を始めた博文館印刷工場である。博文館主の大橋佐平氏は、自社が刊行する書籍と雑誌を自前で刷る目的を掲げ、竹川町（現在の銀座6丁目）にこの工場を創設した。1955年の記録では、博文館は大橋新太郎氏が個人で営む出版社であり、工場は自家の出版物を刷るための付属の活版工場だった。この記録は創業を1896年11月に置いており、会社自身の記録とは半年余りずれる。雑誌を定期に出し続ける出版社にとって、刷る工程を手元に置けば発行日と部数を自分で決められたのだろう。\n\n博文館の印刷工場は創業の翌年、1898年4月に東京市小石川区へ移った。移転先は小石川に新しく建てた工場で、商号も博進社印刷工場に改めた。会社側の沿革はこの改称を合資会社博進社工場と記しており、出版社の一部門は合資会社という別の組織として切り分けられた。移転先の久堅町は現在も共同印刷の本店所在地であり、この移転で本拠が定まった。京橋の付属工場では博文館の刊行物の増加に設備が追いつかず、広い敷地を求めて小石川へ出たとみられる。",
          "references": [
            {
              "title": "共同印刷 有価証券報告書 2025年3月期 沿革",
              "year": null,
              "month": null,
              "date": null,
              "url": null,
              "quotes": []
            },
            {
              "title": "共同印刷 第117期 事業報告書 1997年「共同印刷沿革」",
              "year": null,
              "month": null,
              "date": null,
              "url": null,
              "quotes": []
            },
            {
              "title": "会社銀行八十年史 1955年 2篇 日本会社史 45 諸工業「共同印刷」",
              "year": null,
              "month": null,
              "date": null,
              "url": null,
              "quotes": []
            }
          ],
          "start_year": 1897,
          "opinionPos": [
            [
              250
            ],
            [
              212
            ]
          ]
        },
        {
          "title": "博文館印刷所への改称で開いた外の注文と、資本金200万円の株式会社化",
          "text": "1905年、博進社工場は博文館印刷所へ名を改めた。会社側の沿革は、この改称を境に博文館の印刷工場という立場から抜け出したと位置づけた。博文館印刷所の名のもとで一般の需要にも応じ、博文館以外からの注文を受け始めた。ただし1955年の記録は改称の時期を1899年6月に置いており、会社側の1905年とは6年の差がある。博文館の刊行物だけでは小石川の新工場の能力を使い切れず、外の注文で稼働を埋めようとしたと推察される。\n\n1905年、大橋光吉氏による、博文館印刷所の隣接地での精美堂印刷所の創立。精美堂は平版印刷を主力に据え、取引先から評判を得た。会社側の沿革は大橋光吉氏の肩書きを博文館理事とし、精美堂を美術印刷中心の印刷所と記した。1922年には精美堂が私立精美堂印刷学校を創設し、当時は国内でただ一つの私立の印刷技術者養成機関だった。文字物を刷る活版の博文館印刷所と、絵柄を刷る平版の精美堂が隣り合ったことが、のちに総合印刷工場を組む素地になったと思われる。\n\n1918年、隣り合う二つの印刷所はそろって株式会社になった。精美堂は同年2月に資本金200万円で株式組織へ移り、博文館印刷所も12月に資本金200万円の株式会社へ改組した。共同印刷の有価証券報告書も、1918年12月の組織変更と株式会社博文館印刷所への改称を記載。7年後の1925年12月、博文館印刷所は精美堂と合併し、社名を共同印刷株式会社に改めた。合併のねらいは経営の合理化と総合印刷の実現にあり、資本金は300万円に増えた。同じ年に同じ資本金で会社組織へ移った二社は、合併の前提を先に整えていたと考えられる。",
          "references": [
            {
              "title": "共同印刷 有価証券報告書 2025年3月期 沿革",
              "year": null,
              "month": null,
              "date": null,
              "url": null,
              "quotes": []
            },
            {
              "title": "共同印刷 第117期 事業報告書 1997年「共同印刷沿革」",
              "year": null,
              "month": null,
              "date": null,
              "url": null,
              "quotes": []
            },
            {
              "title": "会社銀行八十年史 1955年 2篇 日本会社史 45 諸工業「共同印刷」",
              "year": null,
              "month": null,
              "date": null,
              "url": null,
              "quotes": []
            }
          ],
          "start_year": 1905,
          "opinionPos": [
            [
              206
            ],
            [
              220
            ],
            [
              256
            ]
          ]
        }
      ]
    }
  ],
  "long_term": [
    {
      "year": 1961,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
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    {
      "year": 1962,
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    {
      "year": 1963,
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    },
    {
      "year": 1964,
      "month": 3,
      "company_name": "共同印刷",
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    },
    {
      "year": 1965,
      "month": 3,
      "company_name": "共同印刷",
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    {
      "year": 1966,
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    {
      "year": 1967,
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    },
    {
      "year": 1968,
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    },
    {
      "year": 1969,
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    },
    {
      "year": 1970,
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    },
    {
      "year": 1971,
      "month": 3,
      "company_name": "共同印刷",
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    {
      "year": 1972,
      "month": 3,
      "company_name": "共同印刷",
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    {
      "year": 1973,
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    },
    {
      "year": 1974,
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      "company_name": "共同印刷",
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    {
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    },
    {
      "year": 1976,
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    },
    {
      "year": 1977,
      "month": 3,
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      "unit": "億円",
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      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 41,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 26,
      "net_margin": 2.748,
      "employees": 2787,
      "reference": null
    },
    {
      "year": 2018,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 951,
      "operating_profit_jp": "営業利益",
      "operating_profit": 17,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 26,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 20,
      "net_margin": 2.103,
      "employees": 2953,
      "reference": null
    },
    {
      "year": 2019,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 978,
      "operating_profit_jp": "営業利益",
      "operating_profit": 10,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 17,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 11,
      "net_margin": 1.124,
      "employees": 3054,
      "reference": null
    },
    {
      "year": 2020,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1009,
      "operating_profit_jp": "営業利益",
      "operating_profit": 16,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 22,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 15,
      "net_margin": 1.486,
      "employees": 3230,
      "reference": null
    },
    {
      "year": 2021,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 910,
      "operating_profit_jp": "営業利益",
      "operating_profit": 6,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 13,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 8,
      "net_margin": 0.879,
      "employees": 3229,
      "reference": null
    },
    {
      "year": 2022,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 884,
      "operating_profit_jp": "営業利益",
      "operating_profit": 8,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 13,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 7,
      "net_margin": 0.791,
      "employees": 3217,
      "reference": null
    },
    {
      "year": 2023,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 934,
      "operating_profit_jp": "営業利益",
      "operating_profit": 8,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 13,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 13,
      "net_margin": 1.391,
      "employees": 3208,
      "reference": null
    },
    {
      "year": 2024,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 970,
      "operating_profit_jp": "営業利益",
      "operating_profit": 16,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 21,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 15,
      "net_margin": 1.546,
      "employees": 3227,
      "reference": null
    },
    {
      "year": 2025,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1000,
      "operating_profit_jp": "営業利益",
      "operating_profit": 23,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 27,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 33,
      "net_margin": 3.3,
      "employees": 3215,
      "reference": null
    },
    {
      "year": 2026,
      "month": 3,
      "company_name": "共同印刷",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
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      "operating_profit_jp": "営業利益",
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      "ordinary_profit_jp": "経常利益",
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      "net_profit_jp": "親会社株主に帰属する当期純利益",
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      "net_margin": 4.073,
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      "reference": null
    }
  ]
}
