{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "5703",
  "company_name": "日本軽金属ホールディングス",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/5703/shareholders/",
  "api_url": "/api/5703/shareholders.json",
  "updated": "2026-08-05",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/5703/shareholders/",
  "source": {
    "primary": [
      "有価証券報告書（大株主の状況）"
    ],
    "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"
  },
  "shareholders": [
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 1,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口）",
      "shareholding_ratio": 9.01,
      "shares_held": 49162000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 7.25,
      "shares_held": 39559000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.67,
      "shares_held": 20001000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 4,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 2.88,
      "shares_held": 15699000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 5,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.74,
      "shares_held": 14910000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 6,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.34,
      "shares_held": 12750000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口９）",
      "shareholding_ratio": 2.33,
      "shares_held": 12681000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 8,
      "name": "㈱みずほ銀行",
      "shareholding_ratio": 2.07,
      "shares_held": 11263000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 9,
      "name": "資産管理サービス信託銀行㈱（証券投資信託口）",
      "shareholding_ratio": 1.89,
      "shares_held": 10306000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 10,
      "name": "CBNY DFA INTL SMALL CAP VALUE PORTFOLIO （常任代理人）シティバンク銀行㈱",
      "shareholding_ratio": 1.74,
      "shares_held": 9496000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 7.36,
      "shares_held": 45624000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口）",
      "shareholding_ratio": 7.19,
      "shares_held": 44581000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.22,
      "shares_held": 20001000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 4,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 2.58,
      "shares_held": 15977000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 5,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.4,
      "shares_held": 14910000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 6,
      "name": "資産管理サービス信託銀行㈱（証券投資信託口）",
      "shareholding_ratio": 2.19,
      "shares_held": 13554000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 7,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.06,
      "shares_held": 12750000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 8,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口９）",
      "shareholding_ratio": 2.05,
      "shares_held": 12709000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 9,
      "name": "㈱みずほ銀行",
      "shareholding_ratio": 1.82,
      "shares_held": 11263000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 10,
      "name": "CHASE MANHATTAN BANK GTS CLIENTS ACCOUNT ESCROW （常任代理人）㈱みずほ銀行決済営業部",
      "shareholding_ratio": 1.7,
      "shares_held": 10547000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 1,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口）",
      "shareholding_ratio": 8.3,
      "shares_held": 51402000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 8.26,
      "shares_held": 51192000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.23,
      "shares_held": 20001000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 4,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口９）",
      "shareholding_ratio": 2.68,
      "shares_held": 16589000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 5,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 2.6,
      "shares_held": 16090000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 6,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.4,
      "shares_held": 14910000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 7,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.06,
      "shares_held": 12750000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 8,
      "name": "㈱みずほ銀行",
      "shareholding_ratio": 1.82,
      "shares_held": 11263000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 9,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口５）",
      "shareholding_ratio": 1.78,
      "shares_held": 11031000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 10,
      "name": "資産管理サービス信託銀行㈱（証券投資信託口）",
      "shareholding_ratio": 1.77,
      "shares_held": 10960000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 8.72,
      "shares_held": 54009000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口）",
      "shareholding_ratio": 8.66,
      "shares_held": 53633000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.23,
      "shares_held": 20001000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 4,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口９）",
      "shareholding_ratio": 3.19,
      "shares_held": 19743000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 5,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 2.6,
      "shares_held": 16097000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 6,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.4,
      "shares_held": 14910000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 7,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.06,
      "shares_held": 12750000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 8,
      "name": "JPMC GOLDMAN SACHS TRUST JASDEC LENDING ACCOUNT （常任代理人）㈱三菱UFJ銀行",
      "shareholding_ratio": 1.89,
      "shares_held": 11692000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 9,
      "name": "㈱みずほ銀行",
      "shareholding_ratio": 1.82,
      "shares_held": 11263000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 10,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口５）",
      "shareholding_ratio": 1.71,
      "shares_held": 10622000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 10.94,
      "shares_held": 67747000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口）",
      "shareholding_ratio": 7.48,
      "shares_held": 46348000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.23,
      "shares_held": 20001000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 4,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 2.74,
      "shares_held": 16999000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 5,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.41,
      "shares_held": 14910000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 6,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口９）",
      "shareholding_ratio": 2.18,
      "shares_held": 13484000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 7,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.06,
      "shares_held": 12750000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 8,
      "name": "SSBTC CLIENT OMNIBUS ACCOUNT （常任代理人）香港上海銀行東京支店 カストディ業務部",
      "shareholding_ratio": 2.01,
      "shares_held": 12441000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 9,
      "name": "JPMC GOLDMAN SACHS TRUST JASDEC LENDING ACCOUNT （常任代理人）㈱三菱UFJ銀行",
      "shareholding_ratio": 2,
      "shares_held": 12414000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 10,
      "name": "JP MORGAN CHASE BANK 385151 （常任代理人）㈱みずほ銀行決済営業部",
      "shareholding_ratio": 1.83,
      "shares_held": 11306000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 12.78,
      "shares_held": 7913000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 2,
      "name": "㈱日本カストディ銀行（信託口）",
      "shareholding_ratio": 8.15,
      "shares_held": 5046000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.23,
      "shares_held": 2000000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 4,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 2.78,
      "shares_held": 1722000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 5,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.41,
      "shares_held": 1491000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 6,
      "name": "㈱日本カストディ銀行（信託口９）",
      "shareholding_ratio": 2.19,
      "shares_held": 1358000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 7,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.06,
      "shares_held": 1275000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 8,
      "name": "JPMC GOLDMAN SACHS TRUST JASDEC LENDING ACCOUNT （常任代理人）㈱三菱UFJ銀行",
      "shareholding_ratio": 1.96,
      "shares_held": 1212000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 9,
      "name": "㈱みずほ銀行",
      "shareholding_ratio": 1.82,
      "shares_held": 1126000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 10,
      "name": "DFA INTL SMALL CAP VALUE PORTFOLIO （常任代理人） シティバンク、エヌ・エイ東京支店",
      "shareholding_ratio": 1.71,
      "shares_held": 1057000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 19.24,
      "shares_held": 11909000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 2,
      "name": "㈱日本カストディ銀行（信託口）",
      "shareholding_ratio": 7.17,
      "shares_held": 4436000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.23,
      "shares_held": 2000000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 4,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 2.96,
      "shares_held": 1833000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 5,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.41,
      "shares_held": 1491000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 6,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.06,
      "shares_held": 1275000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 7,
      "name": "DFA INTL SMALL CAP VALUE PORTFOLIO （常任代理人） シティバンク、エヌ・エイ東京支店",
      "shareholding_ratio": 1.9,
      "shares_held": 1178000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 8,
      "name": "㈱みずほ銀行",
      "shareholding_ratio": 1.82,
      "shares_held": 1126000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 9,
      "name": "STATE STREET BANK WEST CLIENT ― TREATY 505234 （常任代理人） 株式会社みずほ銀行決済営業部",
      "shareholding_ratio": 1.53,
      "shares_held": 949000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 10,
      "name": "三井住友信託銀行㈱",
      "shareholding_ratio": 1.47,
      "shares_held": 909000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 16.29,
      "shares_held": 10088000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 2,
      "name": "㈱日本カストディ銀行（信託口）",
      "shareholding_ratio": 5.4,
      "shares_held": 3341000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 3,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.23,
      "shares_held": 2000000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 4,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 3.16,
      "shares_held": 1959000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 5,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.41,
      "shares_held": 1491000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 6,
      "name": "朝日生命保険相互会社",
      "shareholding_ratio": 2.06,
      "shares_held": 1275000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 7,
      "name": "SMBC日興証券㈱",
      "shareholding_ratio": 2.02,
      "shares_held": 1250000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 8,
      "name": "DFA INTL SMALL CAP VALUE PORTFOLIO （常任代理人）シティバンク、エヌ・エイ東京支店",
      "shareholding_ratio": 1.94,
      "shares_held": 1199000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 9,
      "name": "㈱みずほ銀行",
      "shareholding_ratio": 1.82,
      "shares_held": 1126000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 10,
      "name": "STATE STREET BANK WEST CLIENT ― TREATY 505234 （常任代理人） ㈱みずほ銀行決済営業部",
      "shareholding_ratio": 1.56,
      "shares_held": 968000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 16.83,
      "shares_held": 10425000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 2,
      "name": "㈱日本カストディ銀行（信託口）",
      "shareholding_ratio": 7.1,
      "shares_held": 4400000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 3,
      "name": "日軽ケイユー会",
      "shareholding_ratio": 3.24,
      "shares_held": 2006000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 4,
      "name": "第一生命保険㈱",
      "shareholding_ratio": 3.23,
      "shares_held": 2000000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 5,
      "name": "公益財団法人軽金属奨学会",
      "shareholding_ratio": 2.41,
      "shares_held": 1491000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
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