{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "7181",
  "company_name": "かんぽ生命保険",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/7181/shareholders/",
  "api_url": "/api/7181/shareholders.json",
  "updated": "2026-08-13",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/7181/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": "日本郵政株式会社",
      "shareholding_ratio": 89,
      "shares_held": 534000000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 2,
      "name": "かんぽ生命保険社員持株会",
      "shareholding_ratio": 0.23,
      "shares_held": 1401000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 3,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
      "shareholding_ratio": 0.23,
      "shares_held": 1392000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 4,
      "name": "BNY GCM CLIENT ACCOUNT JPRD AC ISG (FE-AC)(常任代理人 株式会社三菱東京ＵＦＪ銀行)",
      "shareholding_ratio": 0.19,
      "shares_held": 1164000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 5,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 0.14,
      "shares_held": 832000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 6,
      "name": "CHASE MANHATTAN BANK GTS CLIENTS ACCOUNT ESCROW(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.12,
      "shares_held": 708000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口１）",
      "shareholding_ratio": 0.1,
      "shares_held": 618000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 8,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口６）",
      "shareholding_ratio": 0.1,
      "shares_held": 617000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 9,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口５）",
      "shareholding_ratio": 0.1,
      "shares_held": 616000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 10,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口３）",
      "shareholding_ratio": 0.1,
      "shares_held": 607000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 1,
      "name": "日本郵政株式会社",
      "shareholding_ratio": 89,
      "shares_held": 534000000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口)",
      "shareholding_ratio": 0.37,
      "shares_held": 2194000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 3,
      "name": "日本マスタートラスト信託銀行株式会社(信託口)",
      "shareholding_ratio": 0.29,
      "shares_held": 1744000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 4,
      "name": "かんぽ生命保険社員持株会",
      "shareholding_ratio": 0.29,
      "shares_held": 1736000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 5,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口５)",
      "shareholding_ratio": 0.23,
      "shares_held": 1370000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 6,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口１)",
      "shareholding_ratio": 0.18,
      "shares_held": 1075000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口２)",
      "shareholding_ratio": 0.17,
      "shares_held": 1038000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 8,
      "name": "BNY GCM CLIENT ACCOUNT JPRD AC ISG (FE-AC)(常任代理人 株式会社三菱東京UFJ銀行)",
      "shareholding_ratio": 0.16,
      "shares_held": 970000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 9,
      "name": "JP MORGAN CHASE BANK 385151(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.14,
      "shares_held": 853000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 10,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口９)",
      "shareholding_ratio": 0.14,
      "shares_held": 822000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 1,
      "name": "日本郵政株式会社",
      "shareholding_ratio": 89,
      "shares_held": 534000000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口)",
      "shareholding_ratio": 0.62,
      "shares_held": 3706000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 3,
      "name": "日本マスタートラスト信託銀行株式会社(信託口)",
      "shareholding_ratio": 0.4,
      "shares_held": 2377000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 4,
      "name": "かんぽ生命保険社員持株会",
      "shareholding_ratio": 0.34,
      "shares_held": 2022000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 5,
      "name": "THE BANK OF NEW YORK - JASDECNON - TREATY ACCOUNT(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.26,
      "shares_held": 1577000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 6,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口５)",
      "shareholding_ratio": 0.24,
      "shares_held": 1424000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口２)",
      "shareholding_ratio": 0.18,
      "shares_held": 1062000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 8,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口１)",
      "shareholding_ratio": 0.18,
      "shares_held": 1058000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 9,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口９)",
      "shareholding_ratio": 0.15,
      "shares_held": 898000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 10,
      "name": "JP MORGAN CHASE BANK 385151(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.15,
      "shares_held": 890000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 1,
      "name": "日本郵政株式会社",
      "shareholding_ratio": 89,
      "shares_held": 534000000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 2,
      "name": "THE BANK OF NEW YORK - JASDECNON - TREATY ACCOUNT(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.75,
      "shares_held": 4483000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 3,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口)",
      "shareholding_ratio": 0.6,
      "shares_held": 3585000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 4,
      "name": "日本マスタートラスト信託銀行株式会社(信託口)",
      "shareholding_ratio": 0.6,
      "shares_held": 3579000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 5,
      "name": "かんぽ生命保険社員持株会",
      "shareholding_ratio": 0.38,
      "shares_held": 2252000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 6,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口９)",
      "shareholding_ratio": 0.3,
      "shares_held": 1787000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口５)",
      "shareholding_ratio": 0.24,
      "shares_held": 1460000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 8,
      "name": "JP MORGAN CHASE BANK 385151(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.17,
      "shares_held": 993000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 9,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口１)",
      "shareholding_ratio": 0.16,
      "shares_held": 970000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 10,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口２)",
      "shareholding_ratio": 0.15,
      "shares_held": 913000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 1,
      "name": "日本郵政株式会社",
      "shareholding_ratio": 64.48,
      "shares_held": 362732000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行株式会社(信託口)",
      "shareholding_ratio": 1.47,
      "shares_held": 8273000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 3,
      "name": "THE BANK OF NEW YORK – JASDECTREATY ACCOUNT(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.89,
      "shares_held": 4982000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 4,
      "name": "日本マスタートラスト信託銀行株式会社(信託口)",
      "shareholding_ratio": 0.72,
      "shares_held": 4042000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 5,
      "name": "三菱UFJモルガン・スタンレー証券株式会社",
      "shareholding_ratio": 0.61,
      "shares_held": 3436000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 6,
      "name": "NORTHERN TRUST GLOBAL SERVICES SE, LUXEMBOURG RE LUDU RE: UCITS CLIENTS 15.315 PCT NON TREATY 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": 0.6,
      "shares_held": 3351000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 7,
      "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": 0.57,
      "shares_held": 3227000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 8,
      "name": "BNY GCM CLIENT ACCOUNT JPRD AC ISG (FE-AC)(常任代理人 株式会社三菱UFJ銀行)",
      "shareholding_ratio": 0.55,
      "shares_held": 3112000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 9,
      "name": "STATE STREET BANK AND TRUST COMPANY 505001(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.54,
      "shares_held": 3060000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 10,
      "name": "JP MORGAN CHASE BANK 385151(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.52,
      "shares_held": 2918000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 1,
      "name": "日本郵政株式会社",
      "shareholding_ratio": 64.48,
      "shares_held": 362732000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 3.05,
      "shares_held": 17137000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 3,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 1.85,
      "shares_held": 10402000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 4,
      "name": "株式会社日本カストディ銀行（信託口5）",
      "shareholding_ratio": 0.67,
      "shares_held": 3749000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 5,
      "name": "株式会社日本カストディ銀行（信託口6）",
      "shareholding_ratio": 0.59,
      "shares_held": 3323000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 6,
      "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": 0.57,
      "shares_held": 3231000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 7,
      "name": "SMBC日興証券株式会社",
      "shareholding_ratio": 0.55,
      "shares_held": 3098000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 8,
      "name": "かんぽ生命保険社員持株会",
      "shareholding_ratio": 0.53,
      "shares_held": 2994000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 9,
      "name": "株式会社日本カストディ銀行（信託口1）",
      "shareholding_ratio": 0.53,
      "shares_held": 2976000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 10,
      "name": "株式会社日本カストディ銀行（信託口2）",
      "shareholding_ratio": 0.42,
      "shares_held": 2375000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 1,
      "name": "日本郵政株式会社",
      "shareholding_ratio": 49.9,
      "shares_held": 199426000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 7.06,
      "shares_held": 28199000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 3,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 2.49,
      "shares_held": 9944000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 4,
      "name": "JPモルガン証券株式会社",
      "shareholding_ratio": 1.02,
      "shares_held": 4056000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 5,
      "name": "BNYM SA/NV FOR BNYM FOR BNYM GCM CLIENT ACCTS M ILM FE(常任代理人 株式会社三菱UFJ銀行)",
      "shareholding_ratio": 0.83,
      "shares_held": 3304000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 6,
      "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": 0.82,
      "shares_held": 3272000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 7,
      "name": "かんぽ生命保険社員持株会",
      "shareholding_ratio": 0.81,
      "shares_held": 3249000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 8,
      "name": "JP MORGAN CHASE BANK 385781(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.64,
      "shares_held": 2571000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 9,
      "name": "STATE STREET BANK AND TRUST COMPANY 505103(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.64,
      "shares_held": 2539000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 10,
      "name": "GOLDMAN SACHS INTERNATIONAL(常任代理人 ゴールドマン・サックス証券株式会社)",
      "shareholding_ratio": 0.62,
      "shares_held": 2460000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 1,
      "name": "日本郵政株式会社",
      "shareholding_ratio": 49.84,
      "shares_held": 190963000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 8.54,
      "shares_held": 32715000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 3,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 2.97,
      "shares_held": 11383000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 4,
      "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": 0.92,
      "shares_held": 3543000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 5,
      "name": "かんぽ生命保険社員持株会",
      "shareholding_ratio": 0.88,
      "shares_held": 3368000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 6,
      "name": "JPモルガン証券株式会社",
      "shareholding_ratio": 0.87,
      "shares_held": 3319000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 7,
      "name": "JP JPMSE LUX RE MERRILL LYNCH INTERNATI EQ CO(常任代理人 株式会社三菱UFJ銀行)",
      "shareholding_ratio": 0.82,
      "shares_held": 3126000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 8,
      "name": "STATE STREET BANK AND TRUST COMPANY 505103(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.8,
      "shares_held": 3064000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 9,
      "name": "JP MORGAN CHASE BANK 385781(常任代理人 株式会社みずほ銀行決済営業部)",
      "shareholding_ratio": 0.6,
      "shares_held": 2280000
    },
    {
      "FY": "FY22",
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