{
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  "endpoint": "timeline",
  "stock_code": "6407",
  "company_name": "CKD",
  "content_lang": "ja",
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  "updated": "2026-08-14",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/6407/",
  "source": {
    "primary": [
      "有価証券報告書",
      "CKD公式サイト 沿革"
    ],
    "extraction": "有価証券報告書の沿革を基礎に、社史・報道で補完",
    "row_field": "source"
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  "timeline": [
    {
      "date": "1943/4",
      "importance": 3,
      "event": "住友通信工業など5社の出資により日本航空電機を設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1945/10",
      "importance": 2,
      "event": "中京電機に商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1947/5",
      "importance": 3,
      "event": "管球機械の製造開始",
      "source": "CKD公式サイト 沿革"
    },
    {
      "date": "1956/12",
      "importance": 3,
      "event": "ソレノイド・空圧シリンダの量産開始で機器部門を確立",
      "source": "CKD公式サイト 沿革"
    },
    {
      "date": "1960/5",
      "importance": 1,
      "event": "愛知県丹羽郡扶桑町に中京精機を設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1961/6",
      "importance": 2,
      "event": "愛知県小牧市に新工場を建設し移転",
      "source": "有価証券報告書"
    },
    {
      "date": "1962/10",
      "importance": 1,
      "event": "名古屋証券取引所市場第二部に上場",
      "source": "有価証券報告書"
    },
    {
      "date": "1963/6",
      "importance": 1,
      "event": "愛知県春日井市に日本コントロールズを設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1971/2",
      "importance": 1,
      "event": "名古屋証券取引所市場第一部に上場",
      "source": "有価証券報告書"
    },
    {
      "date": "1979/7",
      "importance": 2,
      "event": "シーケーディに商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1979/11",
      "importance": 1,
      "event": "東京証券取引所市場第一部に上場",
      "source": "有価証券報告書"
    },
    {
      "date": "1984/4",
      "importance": 1,
      "event": "三重県四日市市にシーケーディプレシジョンを設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1984/8",
      "importance": 2,
      "event": "マレーシアにM-CKD PRECISIONを設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1985/10",
      "importance": 1,
      "event": "米国イリノイ州にCKD USAを設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1992/2",
      "importance": 2,
      "event": "シコク精工を買収",
      "source": "有価証券報告書"
    },
    {
      "date": "1992/7",
      "importance": 2,
      "event": "中国無錫市に合弁の無錫喜開理気動工業を設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1995/10",
      "importance": 1,
      "event": "新コーポレートステートメントとロゴを制定",
      "source": "CKD公式サイト 沿革"
    },
    {
      "date": "2000/1",
      "importance": 2,
      "event": "シーケーディコントロールズを吸収合併",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/10",
      "importance": 2,
      "event": "シーケーディ精機とシーケーディプレシジョンを吸収合併",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/1",
      "importance": 3,
      "event": "国内販売子会社5社の販売事業を統合",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/3",
      "importance": 1,
      "event": "小牧工場内に新本社屋を竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2012/7",
      "importance": 2,
      "event": "CKDに商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "2013/10",
      "importance": 2,
      "event": "中国無錫市に喜開理（中国）の新工場を竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2017/4",
      "importance": 2,
      "event": "日機電装を買収",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/1",
      "importance": 2,
      "event": "宮城県黒川郡大衡村に東北工場を竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "importance": 1,
      "event": "東京証券取引所プライム市場に移行",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "importance": 2,
      "event": "米国テキサス州にオースティン工場を竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "importance": 2,
      "event": "イタリアのEPSITECを完全子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/3",
      "importance": 2,
      "event": "石川県小松市に北陸工場を竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/5",
      "importance": 1,
      "event": "インドのラジャスタン州に新工場を竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/11",
      "importance": 1,
      "event": "マレーシアのケダ州に新工場を竣工",
      "source": "有価証券報告書"
    }
  ]
}