{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "6011",
  "company_name": "新潟鐵工所",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/6011/shareholders/",
  "api_url": "/api/6011/shareholders.json",
  "updated": "2026-08-23",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/6011/shareholders/",
  "source": {
    "primary": [
      "会社年鑑 1976年版",
      "会社年鑑 1986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": [
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 1,
      "name": "第一勧銀",
      "shareholding_ratio": null,
      "shares_held": 14657000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 2,
      "name": "三井信託",
      "shareholding_ratio": null,
      "shares_held": 8640000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 3,
      "name": "日本火災",
      "shareholding_ratio": null,
      "shares_held": 8378000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 4,
      "name": "朝日生命",
      "shareholding_ratio": null,
      "shares_held": 7512000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 5,
      "name": "協栄生命",
      "shareholding_ratio": null,
      "shares_held": 7387000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 6,
      "name": "長銀",
      "shareholding_ratio": null,
      "shares_held": 6462000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 7,
      "name": "丸紅",
      "shareholding_ratio": null,
      "shares_held": 5378000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 8,
      "name": "日本生命",
      "shareholding_ratio": null,
      "shares_held": 5370000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 9,
      "name": "伊藤忠商事",
      "shareholding_ratio": null,
      "shares_held": 5350000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 10,
      "name": "第四銀行",
      "shareholding_ratio": null,
      "shares_held": 4489000,
      "total_shares": null,
      "source": "会社年鑑 1976年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 1,
      "name": "朝日生命",
      "shareholding_ratio": null,
      "shares_held": 19866000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 2,
      "name": "第一勧銀",
      "shareholding_ratio": null,
      "shares_held": 16881000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 3,
      "name": "日本生命",
      "shareholding_ratio": null,
      "shares_held": 16349000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 4,
      "name": "協栄生命",
      "shareholding_ratio": null,
      "shares_held": 13650000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 5,
      "name": "日本火災",
      "shareholding_ratio": null,
      "shares_held": 10735000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 6,
      "name": "第一生命",
      "shareholding_ratio": null,
      "shares_held": 10590000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 7,
      "name": "長銀",
      "shareholding_ratio": null,
      "shares_held": 9858000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 8,
      "name": "三井信託",
      "shareholding_ratio": null,
      "shares_held": 7925000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 9,
      "name": "安田生命",
      "shareholding_ratio": null,
      "shares_held": 6665000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    },
    {
      "FY": "FY84",
      "period": "1985/3",
      "company_name_at_period": "新潟鐵工所",
      "rank": 10,
      "name": "第四銀行",
      "shareholding_ratio": null,
      "shares_held": 5712000,
      "total_shares": null,
      "source": "会社年鑑 1986年版"
    }
  ]
}