{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "onoda-cement",
  "company_name": "小野田セメント",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/onoda-cement/shareholders/",
  "api_url": "/api/onoda-cement/shareholders.json",
  "updated": "2026-09-01",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/onoda-cement/shareholders/",
  "source": {
    "primary": [
      "上場会社総覧（1956年版）",
      "上場会社総覧（1959年版）",
      "会社年鑑（1971年版）",
      "会社年鑑（1976年版）",
      "会社年鑑（1986年版）",
      "会社年鑑（1963年版）"
    ],
    "extraction": "EDINET の XBRL から機械抽出。1990 年代以前は旧有価証券報告書・年鑑類からの転記",
    "row_field": "source",
    "caveat": "持株比率は各期の開示値そのまま。信託口の名寄せは行っていない"
  },
  "long_term": [
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      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 1,
      "name": "三菱信託銀行",
      "shareholding_ratio": null,
      "shares_held": 3182140,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 2,
      "name": "大和銀行",
      "shareholding_ratio": null,
      "shares_held": 2714750,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 3,
      "name": "日本生命保険",
      "shareholding_ratio": null,
      "shares_held": 2600000,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 4,
      "name": "日興証券",
      "shareholding_ratio": null,
      "shares_held": 1546497,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 5,
      "name": "協和銀行",
      "shareholding_ratio": null,
      "shares_held": 1500000,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 6,
      "name": "第一生命保険",
      "shareholding_ratio": null,
      "shares_held": 1470160,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 7,
      "name": "三井信託銀行",
      "shareholding_ratio": null,
      "shares_held": 1436000,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 8,
      "name": "住友信託銀行",
      "shareholding_ratio": null,
      "shares_held": 1425017,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 9,
      "name": "日本興業銀行",
      "shareholding_ratio": null,
      "shares_held": 1256000,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "小野田セメント",
      "rank": 10,
      "name": "富国生命保険",
      "shareholding_ratio": null,
      "shares_held": 1040240,
      "total_shares": 102400000,
      "source": "上場会社総覧（1956年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 1,
      "name": "日本生命",
      "shareholding_ratio": null,
      "shares_held": 6406250,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 2,
      "name": "三菱信託銀行",
      "shareholding_ratio": null,
      "shares_held": 5591499,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 3,
      "name": "協和銀行",
      "shareholding_ratio": null,
      "shares_held": 3600000,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 4,
      "name": "大和銀行（東京）",
      "shareholding_ratio": null,
      "shares_held": 3120875,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 5,
      "name": "第一生命",
      "shareholding_ratio": null,
      "shares_held": 3000350,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 6,
      "name": "日本興業銀行",
      "shareholding_ratio": null,
      "shares_held": 2812500,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 7,
      "name": "三井生命",
      "shareholding_ratio": null,
      "shares_held": 2375000,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 8,
      "name": "三井銀行",
      "shareholding_ratio": null,
      "shares_held": 2343750,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 9,
      "name": "三井信託銀行",
      "shareholding_ratio": null,
      "shares_held": 2017575,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY58",
      "period": "1958/9",
      "company_name_at_period": "小野田セメント",
      "rank": 10,
      "name": "日興証券",
      "shareholding_ratio": null,
      "shares_held": 1756188,
      "total_shares": 160000000,
      "source": "上場会社総覧（1959年版）"
    },
    {
      "FY": "FY61",
      "period": "1962/3",
      "company_name_at_period": "小野田セメント",
      "rank": 1,
      "name": "三菱信託",
      "shareholding_ratio": null,
      "shares_held": 10648000,
      "total_shares": null,
      "source": "会社年鑑（1963年版）"
    },
    {
      "FY": "FY61",
      "period": "1962/3",
      "company_name_at_period": "小野田セメント",
      "rank": 2,
      "name": "日本生命",
      "shareholding_ratio": null,
      "shares_held": 10047000,
      "total_shares": null,
      "source": "会社年鑑（1963年版）"
    },
    {
      "FY": "FY61",
      "period": "1962/3",
      "company_name_at_period": "小野田セメント",
      "rank": 3,
      "name": "住友信託（東京）",
      "shareholding_ratio": null,
      "shares_held": 7432000,
      "total_shares": null,
      "source": "会社年鑑（1963年版）"
    },
    {
      "FY": "FY61",
      "period": "1962/3",
      "company_name_at_period": "小野田セメント",
      "rank": 4,
      "name": "協和銀行",
      "shareholding_ratio": null,
      "shares_held": 5756000,
      "total_shares": null,
      "source": "会社年鑑（1963年版）"
    },
    {
      "FY": "FY61",
      "period": "1962/3",
      "company_name_at_period": "小野田セメント",
      "rank": 5,
      "name": "第一生命",
      "shareholding_ratio": null,
      "shares_held": 4794000,
      "total_shares": null,
      "source": "会社年鑑（1963年版）"
    },
    {
      "FY": "FY61",
      "period": "1962/3",
      "company_name_at_period": "小野田セメント",
      "rank": 6,
      "name": "日興証券",
      "shareholding_ratio": null,
      "shares_held": 4765000,
      "total_shares": null,
      "source": "会社年鑑（1963年版）"
    },
    {
      "FY": "FY61",
      "period": "1962/3",
      "company_name_at_period": "小野田セメント",
      "rank": 7,
      "name": "興銀",
      "shareholding_ratio": null,
      "shares_held": 4497000,
      "total_shares": null,
      "source": "会社年鑑（1963年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 1,
      "name": "日本生命",
      "shareholding_ratio": null,
      "shares_held": 17607000,
      "total_shares": null,
      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 2,
      "name": "興銀",
      "shareholding_ratio": null,
      "shares_held": 10018000,
      "total_shares": null,
      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 3,
      "name": "三井銀行",
      "shareholding_ratio": null,
      "shares_held": 10000000,
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      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 4,
      "name": "協和銀行",
      "shareholding_ratio": null,
      "shares_held": 10000000,
      "total_shares": null,
      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 5,
      "name": "三井生命",
      "shareholding_ratio": null,
      "shares_held": 10000000,
      "total_shares": null,
      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 6,
      "name": "第一生命",
      "shareholding_ratio": null,
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      "total_shares": null,
      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 7,
      "name": "三井信託",
      "shareholding_ratio": null,
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      "total_shares": null,
      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 8,
      "name": "三井物産",
      "shareholding_ratio": null,
      "shares_held": 5000000,
      "total_shares": null,
      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 9,
      "name": "大正海上",
      "shareholding_ratio": null,
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      "source": "会社年鑑（1971年版）"
    },
    {
      "FY": "FY69",
      "period": "1970/3",
      "company_name_at_period": "小野田セメント",
      "rank": 10,
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      "source": "会社年鑑（1971年版）"
    },
    {
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      "company_name_at_period": "小野田セメント",
      "rank": 1,
      "name": "日本生命",
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      "source": "会社年鑑（1976年版）"
    },
    {
      "FY": "FY74",
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      "company_name_at_period": "小野田セメント",
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      "source": "会社年鑑（1976年版）"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "小野田セメント",
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      "total_shares": null,
      "source": "会社年鑑（1976年版）"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "小野田セメント",
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      "name": "興銀",
      "shareholding_ratio": null,
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      "total_shares": null,
      "source": "会社年鑑（1976年版）"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "小野田セメント",
      "rank": 5,
      "name": "三井銀行",
      "shareholding_ratio": null,
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      "source": "会社年鑑（1976年版）"
    },
    {
      "FY": "FY74",
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      "company_name_at_period": "小野田セメント",
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      "source": "会社年鑑（1976年版）"
    },
    {
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      "source": "会社年鑑（1976年版）"
    },
    {
      "FY": "FY74",
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      "company_name_at_period": "小野田セメント",
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      "source": "会社年鑑（1976年版）"
    },
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      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "小野田セメント",
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      "source": "会社年鑑（1976年版）"
    },
    {
      "FY": "FY74",
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      "company_name_at_period": "小野田セメント",
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      "source": "会社年鑑（1976年版）"
    },
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      "company_name_at_period": "小野田セメント",
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      "FY": "FY84",
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      "company_name_at_period": "小野田セメント",
      "rank": 2,
      "name": "三井生命",
      "shareholding_ratio": null,
      "shares_held": 20629000,
      "total_shares": null,
      "source": "会社年鑑（1986年版）"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "小野田セメント",
      "rank": 3,
      "name": "第一生命",
      "shareholding_ratio": null,
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      "total_shares": null,
      "source": "会社年鑑（1986年版）"
    },
    {
      "FY": "FY84",
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      "company_name_at_period": "小野田セメント",
      "rank": 4,
      "name": "興銀",
      "shareholding_ratio": null,
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      "total_shares": null,
      "source": "会社年鑑（1986年版）"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "小野田セメント",
      "rank": 5,
      "name": "三井銀行",
      "shareholding_ratio": null,
      "shares_held": 15000000,
      "total_shares": null,
      "source": "会社年鑑（1986年版）"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "小野田セメント",
      "rank": 6,
      "name": "三井信託",
      "shareholding_ratio": null,
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      "total_shares": null,
      "source": "会社年鑑（1986年版）"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "小野田セメント",
      "rank": 7,
      "name": "協和銀行",
      "shareholding_ratio": null,
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      "total_shares": null,
      "source": "会社年鑑（1986年版）"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "小野田セメント",
      "rank": 8,
      "name": "大正海上",
      "shareholding_ratio": null,
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      "source": "会社年鑑（1986年版）"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "小野田セメント",
      "rank": 9,
      "name": "日興証券",
      "shareholding_ratio": null,
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      "source": "会社年鑑（1986年版）"
    },
    {
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      "company_name_at_period": "小野田セメント",
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      "shareholding_ratio": null,
      "shares_held": 5154000,
      "total_shares": null,
      "source": "会社年鑑（1986年版）"
    }
  ]
}