{
  "commentary": [
    {
      "heading": null,
      "paragraphs": [
        "FY15時点では信託2口計11.47%を頂点に、三井生命3.81%、三井住友銀行3.38%、三井住友海上2.38%、三井住友信託2.19%という三井住友系金融機関の親密構造だった。",
        "FY24では日本マスタートラスト信託銀行18.13%・日本カストディ銀行10.06%で計28%超に集中化、Northern Trust系を含む外国法人比率は32.54%へ上昇している。"
      ]
    }
  ],
  "shareholders": [
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 6.2,
      "shares_held": 23015000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "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": 5.27,
      "shares_held": 19581000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 3,
      "name": "三井生命保険株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 3.81,
      "shares_held": 14138000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 3.38,
      "shares_held": 12550000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 5,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.38,
      "shares_held": 8824000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 6,
      "name": "三井住友信託銀行株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 2.19,
      "shares_held": 8152000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 7,
      "name": "ビービーエイチ ザ アドバイザーズ インナー サークル フアンド ツー コペルニク グロ オール キヤツプ フアンド （常任代理人 株式会社三菱東京UFJ銀行）",
      "shareholding_ratio": 1.88,
      "shares_held": 6981000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 8,
      "name": "新日鐵住金株式会社",
      "shareholding_ratio": 1.76,
      "shares_held": 6530000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 9,
      "name": "ステート ストリート バンク アンド トラスト カンパニー （常任代理人 香港上海銀行東京支店）",
      "shareholding_ratio": 1.39,
      "shares_held": 5179000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 10,
      "name": "株式会社日立製作所 （常任代理人 資産管理サービス信託銀行株式会社）",
      "shareholding_ratio": 1.36,
      "shares_held": 5050000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 7.5,
      "shares_held": 5573000
    },
    {
      "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": 6.17,
      "shares_held": 4586000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 3,
      "name": "三井生命保険株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 3.81,
      "shares_held": 2827000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.96,
      "shares_held": 2200000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 5,
      "name": "ビービーエイチ ザ アドバイザーズ インナー サークル フアンド ツー コペルニク グロ オール キヤツプ フアンド （常任代理人 株式会社三菱東京UFJ銀行）",
      "shareholding_ratio": 2.5,
      "shares_held": 1856000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 6,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.38,
      "shares_held": 1764000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 7,
      "name": "三井住友信託銀行株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 2.19,
      "shares_held": 1630000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 8,
      "name": "新日鐵住金株式会社",
      "shareholding_ratio": 1.76,
      "shares_held": 1306000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "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": 1.71,
      "shares_held": 1271000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 10,
      "name": "ステート ストリート バンク アンド トラスト カンパニー （常任代理人 香港上海銀行東京支店）",
      "shareholding_ratio": 1.67,
      "shares_held": 1243000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 9.93,
      "shares_held": 7300300
    },
    {
      "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": 9.57,
      "shares_held": 7035700
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 3,
      "name": "三井生命保険株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 3.85,
      "shares_held": 2827600
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.99,
      "shares_held": 2200032
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 5,
      "name": "三井住友信託銀行株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 2.22,
      "shares_held": 1630400
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 6,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.13,
      "shares_held": 1564800
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 7,
      "name": "新日鐵住金株式会社",
      "shareholding_ratio": 1.78,
      "shares_held": 1306000
    },
    {
      "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５）",
      "shareholding_ratio": 1.68,
      "shares_held": 1234000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 9,
      "name": "RBC IST-OMNIBUS 10 LENDING AC - CLIENT ACCOUNT （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 1.59,
      "shares_held": 1169877
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 10,
      "name": "チェース マンハッタン バンク ジーティーエス クライアンツ アカウント エスクロウ （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 1.55,
      "shares_held": 1142677
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 10.91,
      "shares_held": 8016300
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "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": 8.33,
      "shares_held": 6124300
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 3,
      "name": "三井生命保険株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 3.85,
      "shares_held": 2827600
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.99,
      "shares_held": 2200032
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 5,
      "name": "三井住友信託銀行株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 2.22,
      "shares_held": 1630400
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 6,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.13,
      "shares_held": 1564800
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 7,
      "name": "RBC IST-OMNIBUS 10 LENDING AC - CLIENT ACCOUNT （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 1.98,
      "shares_held": 1453270
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 8,
      "name": "新日鐵住金株式会社",
      "shareholding_ratio": 1.78,
      "shares_held": 1306000
    },
    {
      "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５）",
      "shareholding_ratio": 1.6,
      "shares_held": 1179300
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 10,
      "name": "三菱重工業株式会社",
      "shareholding_ratio": 1.37,
      "shares_held": 1006200
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 11.59,
      "shares_held": 8524200
    },
    {
      "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": 8.4,
      "shares_held": 6173200
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 3,
      "name": "大樹生命保険株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 3.85,
      "shares_held": 2827600
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.99,
      "shares_held": 2200032
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 5,
      "name": "三井住友信託銀行株式会社 （常任代理人 日本トラスティ・サービス信託銀行株式会社）",
      "shareholding_ratio": 2.22,
      "shares_held": 1630400
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 6,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.13,
      "shares_held": 1564800
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "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": 1.66,
      "shares_held": 1220600
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 8,
      "name": "ジェーピー モルガン チェース バンク 385151 （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 1.55,
      "shares_held": 1142711
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 9,
      "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": 1.38,
      "shares_held": 1016394
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 10,
      "name": "三菱重工業株式会社",
      "shareholding_ratio": 1.37,
      "shares_held": 1006200
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 13.08,
      "shares_held": 9619700
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 8.75,
      "shares_held": 6432500
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 3,
      "name": "大樹生命保険株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 3.84,
      "shares_held": 2827600
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.99,
      "shares_held": 2200032
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 5,
      "name": "ビ－ビ－エイチ マシユ－ズ アジア デイビデンド フアンド （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 2.82,
      "shares_held": 2074900
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 6,
      "name": "三井住友信託銀行株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 2.22,
      "shares_held": 1630400
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 7,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.13,
      "shares_held": 1564800
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "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": 1.54,
      "shares_held": 1134872
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 9,
      "name": "三菱重工業株式会社",
      "shareholding_ratio": 1.37,
      "shares_held": 1006200
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 10,
      "name": "ジエイピ－エムビ－エル ユ－ビ－エス ア－ゲ－ ロンドン ブランチ コル エクイテイ （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 1.31,
      "shares_held": 961297
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 20.38,
      "shares_held": 14990700
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 11.12,
      "shares_held": 8184500
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 3,
      "name": "大樹生命保険株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 3.84,
      "shares_held": 2827600
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.99,
      "shares_held": 2200032
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 5,
      "name": "ビ－ビ－エイチ マシユ－ズ アジア デイビデンド フアンド （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 2.64,
      "shares_held": 1945200
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 6,
      "name": "三井住友信託銀行株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 2.22,
      "shares_held": 1630400
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 7,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.13,
      "shares_held": 1564800
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 8,
      "name": "三菱重工業株式会社",
      "shareholding_ratio": 1.37,
      "shares_held": 1006200
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 9,
      "name": "ジユニパ－ （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 1.27,
      "shares_held": 930700
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 10,
      "name": "月島機械株式会社",
      "shareholding_ratio": 1.25,
      "shares_held": 922900
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 18.49,
      "shares_held": 13603400
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 12.64,
      "shares_held": 9302900
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 3,
      "name": "大樹生命保険株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 3.84,
      "shares_held": 2827600
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 4,
      "name": "バンク オブ ニユーヨーク ジーシーエム クライアント アカウント ジエイピーアールデイ アイエスジー エフイー－エイシー （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 3.73,
      "shares_held": 2741170
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 5,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.99,
      "shares_held": 2200032
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 6,
      "name": "三井住友信託銀行株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 2.22,
      "shares_held": 1630400
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 7,
      "name": "三井住友海上火災保険株式会社",
      "shareholding_ratio": 2.13,
      "shares_held": 1564800
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 8,
      "name": "ステート ストリート バンク アンド トラスト カンパニー ５０５０１２ （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": 1.79,
      "shares_held": 1314769
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 9,
      "name": "ジユニパ－ （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 1.53,
      "shares_held": 1127200
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 10,
      "name": "三菱重工業株式会社",
      "shareholding_ratio": 1.37,
      "shares_held": 1006200
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 16.8,
      "shares_held": 12363100
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 9.21,
      "shares_held": 6777240
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 3,
      "name": "大樹生命保険株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 3.84,
      "shares_held": 2827600
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 4,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 2.09,
      "shares_held": 1540032
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 5,
      "name": "ジユニパー （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 1.77,
      "shares_held": 1304700
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 6,
      "name": "HSBC-FUND SERVICES CLIENTS A/C 500 HKMPF 10PCT POOL （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": 1.62,
      "shares_held": 1190400
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 7,
      "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": 1.59,
      "shares_held": 1170000
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 8,
      "name": "ゴールドマン サツクス インターナシヨナル （常任代理人 ゴールドマン・サックス証券株式会社）",
      "shareholding_ratio": 1.57,
      "shares_held": 1154520
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 9,
      "name": "三井住友信託銀行株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 1.55,
      "shares_held": 1141300
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 10,
      "name": "GOVERNMENT OF NORWAY （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 1.43,
      "shares_held": 1053559
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 18.13,
      "shares_held": 13340900
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 10.06,
      "shares_held": 7405300
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 3,
      "name": "NORTHERN TRUST CO.(AVFC) RE NON TREATY CLIENTS 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": 4.25,
      "shares_held": 3125295
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 4,
      "name": "大樹生命保険株式会社 （常任代理人 株式会社日本カストディ銀行）",
      "shareholding_ratio": 3.84,
      "shares_held": 2827600
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 5,
      "name": "ゴールドマン・サックス・インターナショナル （常任代理人 ゴールドマン・サックス証券株式会社）",
      "shareholding_ratio": 1.6,
      "shares_held": 1177052
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 6,
      "name": "ジユニパー （常任代理人 株式会社三菱UFJ銀行）",
      "shareholding_ratio": 1.6,
      "shares_held": 1176200
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 7,
      "name": "野村信託銀行株式会社（投信口）",
      "shareholding_ratio": 1.58,
      "shares_held": 1164000
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 8,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 1.49,
      "shares_held": 1100032
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 9,
      "name": "エイチエスビーシー ホンコン トレジャリー サービシィズ アカウント アジアン エキュイティーズ デリバティブス （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": 1.39,
      "shares_held": 1025702
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "rank": 10,
      "name": "三菱重工業株式会社",
      "shareholding_ratio": 1.37,
      "shares_held": 1006200
    }
  ],
  "categories": [
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": null,
      "shares_units": null,
      "ratio": null
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "financial",
      "category": "金融機関",
      "shareholders": 62,
      "shares_units": 321197,
      "ratio": 43.29
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "financial_service",
      "category": "金融商品取引業者",
      "shareholders": 54,
      "shares_units": 19998,
      "ratio": 2.7
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "other_corporation",
      "category": "その他の法人",
      "shareholders": 319,
      "shares_units": 102440,
      "ratio": 13.81
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "foreign_corporation",
      "category": "外国法人等（法人）",
      "shareholders": 294,
      "shares_units": 189411,
      "ratio": 25.53
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "foreign_individual",
      "category": "外国法人等（個人）",
      "shareholders": 18,
      "shares_units": 130,
      "ratio": 0.02
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "individual",
      "category": "個人その他",
      "shareholders": 18267,
      "shares_units": 108864,
      "ratio": 14.67
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "category_key": "total",
      "category": "合計",
      "shareholders": 19014,
      "shares_units": 742040,
      "ratio": null
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": null,
      "shares_units": null,
      "ratio": null
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "financial",
      "category": "金融機関",
      "shareholders": 56,
      "shares_units": 324432,
      "ratio": 43.71
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "financial_service",
      "category": "金融商品取引業者",
      "shareholders": 43,
      "shares_units": 11399,
      "ratio": 1.54
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "other_corporation",
      "category": "その他の法人",
      "shareholders": 309,
      "shares_units": 100499,
      "ratio": 13.54
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "foreign_corporation",
      "category": "外国法人等（法人）",
      "shareholders": 269,
      "shares_units": 190064,
      "ratio": 25.6
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "foreign_individual",
      "category": "外国法人等（個人）",
      "shareholders": 23,
      "shares_units": 145,
      "ratio": 0.02
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "individual",
      "category": "個人その他",
      "shareholders": 18418,
      "shares_units": 115767,
      "ratio": 15.6
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "category_key": "total",
      "category": "合計",
      "shareholders": 19118,
      "shares_units": 742306,
      "ratio": null
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": 1,
      "shares_units": 3,
      "ratio": 0
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "financial",
      "category": "金融機関",
      "shareholders": 49,
      "shares_units": 330355,
      "ratio": 44.48
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "financial_service",
      "category": "金融商品取引業者",
      "shareholders": 45,
      "shares_units": 14188,
      "ratio": 1.91
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "other_corporation",
      "category": "その他の法人",
      "shareholders": 293,
      "shares_units": 90589,
      "ratio": 12.2
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "foreign_corporation",
      "category": "外国法人等（法人）",
      "shareholders": 263,
      "shares_units": 212137,
      "ratio": 28.57
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "foreign_individual",
      "category": "外国法人等（個人）",
      "shareholders": 21,
      "shares_units": 110,
      "ratio": 0.01
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "individual",
      "category": "個人その他",
      "shareholders": 15790,
      "shares_units": 95250,
      "ratio": 12.83
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "category_key": "total",
      "category": "合計",
      "shareholders": 16462,
      "shares_units": 742632,
      "ratio": null
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": null,
      "shares_units": null,
      "ratio": null
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "financial",
      "category": "金融機関",
      "shareholders": 49,
      "shares_units": 369722,
      "ratio": 49.77
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "financial_service",
      "category": "金融商品取引業者",
      "shareholders": 54,
      "shares_units": 23933,
      "ratio": 3.22
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "other_corporation",
      "category": "その他の法人",
      "shareholders": 285,
      "shares_units": 85577,
      "ratio": 11.52
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "foreign_corporation",
      "category": "外国法人等（法人）",
      "shareholders": 253,
      "shares_units": 165701,
      "ratio": 22.31
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "foreign_individual",
      "category": "外国法人等（個人）",
      "shareholders": 15,
      "shares_units": 83,
      "ratio": 0.01
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "individual",
      "category": "個人その他",
      "shareholders": 17249,
      "shares_units": 97786,
      "ratio": 13.16
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "category_key": "total",
      "category": "合計",
      "shareholders": 17905,
      "shares_units": 742802,
      "ratio": null
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": null,
      "shares_units": null,
      "ratio": null
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "financial",
      "category": "金融機関",
      "shareholders": 47,
      "shares_units": 354140,
      "ratio": 47.67
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "financial_service",
      "category": "金融商品取引業者",
      "shareholders": 60,
      "shares_units": 23326,
      "ratio": 3.14
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "other_corporation",
      "category": "その他の法人",
      "shareholders": 320,
      "shares_units": 87373,
      "ratio": 11.76
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "foreign_corporation",
      "category": "外国法人等（法人）",
      "shareholders": 259,
      "shares_units": 166756,
      "ratio": 22.45
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "foreign_individual",
      "category": "外国法人等（個人）",
      "shareholders": 47,
      "shares_units": 344,
      "ratio": 0.05
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "individual",
      "category": "個人その他",
      "shareholders": 20031,
      "shares_units": 110967,
      "ratio": 14.94
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "category_key": "total",
      "category": "合計",
      "shareholders": 20764,
      "shares_units": 742906,
      "ratio": null
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": null,
      "shares_units": null,
      "ratio": null
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "financial",
      "category": "金融機関",
      "shareholders": 50,
      "shares_units": 298526,
      "ratio": 40.18
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "financial_service",
      "category": "金融商品取引業者",
      "shareholders": 48,
      "shares_units": 25617,
      "ratio": 3.45
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "other_corporation",
      "category": "その他の法人",
      "shareholders": 298,
      "shares_units": 86785,
      "ratio": 11.68
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "foreign_corporation",
      "category": "外国法人等（法人）",
      "shareholders": 294,
      "shares_units": 226807,
      "ratio": 30.52
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "foreign_individual",
      "category": "外国法人等（個人）",
      "shareholders": 37,
      "shares_units": 202,
      "ratio": 0.03
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "individual",
      "category": "個人その他",
      "shareholders": 18558,
      "shares_units": 105087,
      "ratio": 14.14
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "category_key": "total",
      "category": "合計",
      "shareholders": 19285,
      "shares_units": 743024,
      "ratio": null
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "government",
      "category": "政府・地方公共団体",
      "shareholders": null,
      "shares_units": null,
      "ratio": null
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "financial",
      "category": "金融機関",
      "shareholders": 56,
      "shares_units": 311455,
      "ratio": 41.92
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "financial_service",
      "category": "金融商品取引業者",
      "shareholders": 52,
      "shares_units": 15254,
      "ratio": 2.05
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "other_corporation",
      "category": "その他の法人",
      "shareholders": 316,
      "shares_units": 84919,
      "ratio": 11.43
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "foreign_corporation",
      "category": "外国法人等（法人）",
      "shareholders": 286,
      "shares_units": 241763,
      "ratio": 32.54
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "foreign_individual",
      "category": "外国法人等（個人）",
      "shareholders": 45,
      "shares_units": 154,
      "ratio": 0.02
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "individual",
      "category": "個人その他",
      "shareholders": 17341,
      "shares_units": 89512,
      "ratio": 12.05
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "category_key": "total",
      "category": "合計",
      "shareholders": 18096,
      "shares_units": 743057,
      "ratio": null
    }
  ],
  "long_term": [
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 1,
      "name": "三井銀行",
      "shareholding_ratio": null,
      "shares_held": 1101090,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 2,
      "name": "日本証券金融",
      "shareholding_ratio": null,
      "shares_held": 650100,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 3,
      "name": "明治生命",
      "shareholding_ratio": null,
      "shares_held": 438260,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 4,
      "name": "大阪証券金融",
      "shareholding_ratio": null,
      "shares_held": 344200,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 5,
      "name": "朝日生命",
      "shareholding_ratio": null,
      "shares_held": 271760,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 6,
      "name": "三井本社",
      "shareholding_ratio": null,
      "shares_held": 222680,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 7,
      "name": "三菱信託",
      "shareholding_ratio": null,
      "shares_held": 219600,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 8,
      "name": "住友信託(東京)",
      "shareholding_ratio": null,
      "shares_held": 208900,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 9,
      "name": "大正海上火災",
      "shareholding_ratio": null,
      "shares_held": 200000,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY55",
      "period": "1955/9",
      "company_name_at_period": "日本製鋼所",
      "rank": 10,
      "name": "大和証券",
      "shareholding_ratio": null,
      "shares_held": 170300,
      "total_shares": 16803000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 1,
      "name": "三井銀行",
      "shareholding_ratio": 6.4,
      "shares_held": 6533000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 2,
      "name": "東洋信託銀行",
      "shareholding_ratio": 4,
      "shares_held": 4088000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 3,
      "name": "三井生命",
      "shareholding_ratio": 3.2,
      "shares_held": 3280000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 4,
      "name": "三井不動産",
      "shareholding_ratio": 2.6,
      "shares_held": 2649000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 5,
      "name": "三菱信託銀行",
      "shareholding_ratio": 2.5,
      "shares_held": 2592000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 6,
      "name": "三井信託銀行",
      "shareholding_ratio": 2.3,
      "shares_held": 2315000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 7,
      "name": "大阪証券金融",
      "shareholding_ratio": 2.1,
      "shares_held": 2129000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 8,
      "name": "明治生命",
      "shareholding_ratio": 1.8,
      "shares_held": 1800000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 9,
      "name": "朝日生命",
      "shareholding_ratio": 1.6,
      "shares_held": 1631000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY60",
      "period": "1961/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 10,
      "name": "大正海上火災",
      "shareholding_ratio": 1.6,
      "shares_held": 1600000,
      "total_shares": 102000000,
      "source": "株式会社年鑑 昭和37年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 1,
      "name": "三井銀行",
      "shareholding_ratio": 6.5,
      "shares_held": 21375161,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 2,
      "name": "三井生命保険",
      "shareholding_ratio": 6,
      "shares_held": 19852181,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 3,
      "name": "東洋信託銀行",
      "shareholding_ratio": 4.5,
      "shares_held": 15036750,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 4,
      "name": "三井信託銀行",
      "shareholding_ratio": 3.2,
      "shares_held": 10769161,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 5,
      "name": "北海道拓殖銀行",
      "shareholding_ratio": 2.85,
      "shares_held": 9395161,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 6,
      "name": "明治生命保険",
      "shareholding_ratio": 2.13,
      "shares_held": 7000000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 7,
      "name": "大正海上火災保険",
      "shareholding_ratio": 2.02,
      "shares_held": 6650000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 8,
      "name": "住友生命保険",
      "shareholding_ratio": 1.91,
      "shares_held": 6276000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 9,
      "name": "三菱信託銀行",
      "shareholding_ratio": 1.84,
      "shares_held": 6050000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1975/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 10,
      "name": "日本生命保険",
      "shareholding_ratio": 1.72,
      "shares_held": 5653000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 1,
      "name": "日本トラスティ・サービス信託銀行",
      "shareholding_ratio": 10.62,
      "shares_held": 39472000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 2,
      "name": "日本マスタートラスト信託銀行",
      "shareholding_ratio": 4.72,
      "shares_held": 17549000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 3,
      "name": "日本生命保険",
      "shareholding_ratio": 3.37,
      "shares_held": 12550000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 4,
      "name": "日本トラスティ・サービス信託銀行",
      "shareholding_ratio": 2.96,
      "shares_held": 11000000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 5,
      "name": "三井住友海上火災保険",
      "shareholding_ratio": 2.37,
      "shares_held": 8824000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 6,
      "name": "資産管理サービス信託銀行",
      "shareholding_ratio": 2.36,
      "shares_held": 8767000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行",
      "shareholding_ratio": 2.29,
      "shares_held": 8519000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 8,
      "name": "ステート ストリート バンク アンド トラスト カンパニー",
      "shareholding_ratio": 1.36,
      "shares_held": 5064000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 9,
      "name": "日立製作所",
      "shareholding_ratio": 1.35,
      "shares_held": 5050000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY10",
      "period": "2011/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 10,
      "name": "三菱重工業",
      "shareholding_ratio": 1.35,
      "shares_held": 5031000,
      "total_shares": null,
      "source": "有価証券報告書（2011年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行",
      "shareholding_ratio": 6.2,
      "shares_held": 23015000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行",
      "shareholding_ratio": 5.27,
      "shares_held": 19585000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 3,
      "name": "三井生命保険",
      "shareholding_ratio": 3.81,
      "shares_held": 14138000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 4,
      "name": "三井住友銀行",
      "shareholding_ratio": 3.38,
      "shares_held": 12550000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 5,
      "name": "三井住友海上火災保険",
      "shareholding_ratio": 2.38,
      "shares_held": 8824000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 6,
      "name": "日本トラスティ・サービス信託銀行",
      "shareholding_ratio": 2.19,
      "shares_held": 8152000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 7,
      "name": "ビービーエイチ ザ アパディザー ファンド ツー コベルニク グローバル キャップ ファンド",
      "shareholding_ratio": 1.88,
      "shares_held": 6981000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 8,
      "name": "新日鐵住金",
      "shareholding_ratio": 1.76,
      "shares_held": 6530000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 9,
      "name": "ステート ストリート バンク アンド トラスト カンパニー",
      "shareholding_ratio": 1.39,
      "shares_held": 5179000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "company_name_at_period": "日本製鋼所",
      "rank": 10,
      "name": "資産管理サービス信託銀行",
      "shareholding_ratio": 1.31,
      "shares_held": 5050000,
      "total_shares": null,
      "source": "有価証券報告書（2016年3月期）"
    }
  ]
}