{
  "commentary": [
    {
      "heading": null,
      "paragraphs": [
        "FY15時点では日本マスタートラスト信託銀行9.58%・日本トラスティ・サービス信託銀行7.47%の信託2口が筆頭・第二位を占め、日本生命5.08%、八十二銀行2.73%が続く機関化された構造だった。",
        "FY24には日本マスタートラスト信託銀行が18.11%まで集中化し、JPモルガン3.6%・ノルウェー政府ファンド1.85%等の外国法人勢が複数Top10入りする浮動化が進んでいる。"
      ]
    }
  ],
  "shareholders": [
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 9.58,
      "shares_held": 41394000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口）",
      "shareholding_ratio": 7.47,
      "shares_held": 32268000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 3,
      "name": "日本生命保険相互会社",
      "shareholding_ratio": 5.08,
      "shares_held": 21933000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 4,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.73,
      "shares_held": 11790000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 5,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口４）",
      "shareholding_ratio": 2.66,
      "shares_held": 11512000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 6,
      "name": "明治安田生命保険相互会社 （常任代理人 資産管理サービス信託銀行㈱）",
      "shareholding_ratio": 2.47,
      "shares_held": 10687000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 7,
      "name": "GIC PRIVATE LIMITED （常任代理人 香港上海銀行東京支店）",
      "shareholding_ratio": 1.5,
      "shares_held": 6487000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 8,
      "name": "THE BANK OF NEW YORK MELLON SA/NV 10 (常任代理人 ㈱三菱東京ＵＦＪ銀行）",
      "shareholding_ratio": 1.5,
      "shares_held": 6467000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 9,
      "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": 1.46,
      "shares_held": 6315000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 10,
      "name": "損害保険ジャパン日本興亜㈱",
      "shareholding_ratio": 1.24,
      "shares_held": 5357000
    },
    {
      "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": 10.46,
      "shares_held": 45182000
    },
    {
      "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": 8.28,
      "shares_held": 35765000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 3,
      "name": "日本生命保険相互会社 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 5.08,
      "shares_held": 21933000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 4,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口４）",
      "shareholding_ratio": 2.83,
      "shares_held": 12229000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 5,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.73,
      "shares_held": 11790000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 6,
      "name": "明治安田生命保険相互会社 （常任代理人 資産管理サービス信託銀行㈱）",
      "shareholding_ratio": 2.47,
      "shares_held": 10687000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口５）",
      "shareholding_ratio": 1.6,
      "shares_held": 6901000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 8,
      "name": "GIC PRIVATE LIMITED - C （常任代理人 ㈱三菱東京ＵＦＪ銀行）",
      "shareholding_ratio": 1.43,
      "shares_held": 6180000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 9,
      "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": 1.37,
      "shares_held": 5906000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 10,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口９）",
      "shareholding_ratio": 1.28,
      "shares_held": 5516000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行㈱（信託口）",
      "shareholding_ratio": 11.33,
      "shares_held": 48330000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 2,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口）",
      "shareholding_ratio": 8.48,
      "shares_held": 36160000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 3,
      "name": "日本生命保険相互会社 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 5.14,
      "shares_held": 21933000
    },
    {
      "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４）",
      "shareholding_ratio": 2.88,
      "shares_held": 12269000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 5,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.76,
      "shares_held": 11790000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 6,
      "name": "明治安田生命保険相互会社 （常任代理人 資産管理サービス信託銀行㈱）",
      "shareholding_ratio": 2.51,
      "shares_held": 10687000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 7,
      "name": "JP MORGAN CHASE BANK 380055 （常任代理人 ㈱みずほ銀行決済営業部）",
      "shareholding_ratio": 1.88,
      "shares_held": 8018000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 8,
      "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": 1.69,
      "shares_held": 7193000
    },
    {
      "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": 1.56,
      "shares_held": 6664000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 10,
      "name": "GIC PRIVATE LIMITED - C （常任代理人 ㈱三菱東京ＵＦＪ銀行）",
      "shareholding_ratio": 1.56,
      "shares_held": 6663000
    },
    {
      "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": 12.54,
      "shares_held": 52287000
    },
    {
      "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": 6.4,
      "shares_held": 26655000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 3,
      "name": "日本生命保険相互会社 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 5.26,
      "shares_held": 21933000
    },
    {
      "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４）",
      "shareholding_ratio": 2.9,
      "shares_held": 12069000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 5,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.83,
      "shares_held": 11790000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 6,
      "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": 2.74,
      "shares_held": 11433000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 7,
      "name": "明治安田生命保険相互会社 （常任代理人 資産管理サービス信託銀行㈱）",
      "shareholding_ratio": 2.56,
      "shares_held": 10687000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 8,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口５）",
      "shareholding_ratio": 1.62,
      "shares_held": 6772000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 9,
      "name": "JP MORGAN CHASE BANK 385151 （常任代理人 ㈱みずほ銀行決済営業部）",
      "shareholding_ratio": 1.52,
      "shares_held": 6326000
    },
    {
      "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７）",
      "shareholding_ratio": 1.45,
      "shares_held": 6053000
    },
    {
      "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": 12.7,
      "shares_held": 52814000
    },
    {
      "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": 6.24,
      "shares_held": 25960000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 3,
      "name": "日本生命保険相互会社 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 5.27,
      "shares_held": 21933000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 4,
      "name": "JP MORGAN CHASE BANK 385632（常任代理人 ㈱みずほ銀行決済営業部）",
      "shareholding_ratio": 4.6,
      "shares_held": 19140000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 5,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.84,
      "shares_held": 11790000
    },
    {
      "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４）",
      "shareholding_ratio": 2.83,
      "shares_held": 11772000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 7,
      "name": "明治安田生命保険相互会社 （常任代理人 資産管理サービス信託銀行㈱）",
      "shareholding_ratio": 2.57,
      "shares_held": 10687000
    },
    {
      "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）",
      "shareholding_ratio": 2.48,
      "shares_held": 10304000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 9,
      "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": 2.27,
      "shares_held": 9457000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 10,
      "name": "日本トラスティ・サービス信託銀行㈱（信託口７）",
      "shareholding_ratio": 1.78,
      "shares_held": 7418000
    },
    {
      "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": 13.76,
      "shares_held": 57172000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 2,
      "name": "㈱日本カストディ銀行（信託口）",
      "shareholding_ratio": 6.18,
      "shares_held": 25695000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 3,
      "name": "日本生命保険相互会社 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 5.28,
      "shares_held": 21933000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 4,
      "name": "JP MORGAN CHASE BANK 385632（常任代理人 ㈱みずほ銀行決済営業部）",
      "shareholding_ratio": 4.33,
      "shares_held": 17973000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 5,
      "name": "㈱日本カストディ銀行（信託口４）",
      "shareholding_ratio": 2.89,
      "shares_held": 12018000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 6,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.84,
      "shares_held": 11790000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 7,
      "name": "明治安田生命保険相互会社 （常任代理人 ㈱日本カストディ銀行）",
      "shareholding_ratio": 2.57,
      "shares_held": 10687000
    },
    {
      "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）",
      "shareholding_ratio": 2.05,
      "shares_held": 8532000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 9,
      "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": 1.98,
      "shares_held": 8227000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 10,
      "name": "㈱日本カストディ銀行（信託口７）",
      "shareholding_ratio": 1.65,
      "shares_held": 6839000
    },
    {
      "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": 20.09,
      "shares_held": 83450000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 2,
      "name": "㈱日本カストディ銀行（信託口）",
      "shareholding_ratio": 6.42,
      "shares_held": 26690000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 3,
      "name": "日本生命保険相互会社 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 4.01,
      "shares_held": 16669000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 4,
      "name": "JP MORGAN CHASE BANK 385632 （常任代理人 ㈱みずほ銀行決済営業部）",
      "shareholding_ratio": 4,
      "shares_held": 16608000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 5,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.84,
      "shares_held": 11790000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 6,
      "name": "㈱日本カストディ銀行（信託口４）",
      "shareholding_ratio": 2.83,
      "shares_held": 11760000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 7,
      "name": "明治安田生命保険相互会社 （常任代理人 ㈱日本カストディ銀行）",
      "shareholding_ratio": 2.57,
      "shares_held": 10687000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 8,
      "name": "SSBTC CLIENT OMNIBUS ACCOUNT （常任代理人 香港上海銀行東京支店）",
      "shareholding_ratio": 2.38,
      "shares_held": 9877000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 9,
      "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": 2.23,
      "shares_held": 9256000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "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": 1.43,
      "shares_held": 5940000
    },
    {
      "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": 18.42,
      "shares_held": 74320000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 2,
      "name": "㈱日本カストディ銀行（信託口）",
      "shareholding_ratio": 7.19,
      "shares_held": 29011000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 3,
      "name": "JP MORGAN CHASE BANK 385632 （常任代理人 ㈱みずほ銀行決済営業部）",
      "shareholding_ratio": 5.73,
      "shares_held": 23105000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 4,
      "name": "日本生命保険相互会社 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 3.81,
      "shares_held": 15353000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 5,
      "name": "㈱八十二銀行 （常任代理人 日本マスタートラスト信託銀行㈱）",
      "shareholding_ratio": 2.92,
      "shares_held": 11790000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 6,
      "name": "明治安田生命保険相互会社 （常任代理人 ㈱日本カストディ銀行）",
      "shareholding_ratio": 2.65,
      "shares_held": 10687000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 7,
      "name": "SSBTC CLIENT OMNIBUS ACCOUNT （常任代理人 香港上海銀行東京支店）",
      "shareholding_ratio": 2.53,
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      "name": "日興証券",
      "shareholding_ratio": null,
      "shares_held": 177100,
      "total_shares": 9600000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY54",
      "period": "1955/5",
      "company_name_at_period": "信越化学工業",
      "rank": 7,
      "name": "極東証券",
      "shareholding_ratio": null,
      "shares_held": 162900,
      "total_shares": 9600000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY54",
      "period": "1955/5",
      "company_name_at_period": "信越化学工業",
      "rank": 8,
      "name": "日本火災海上",
      "shareholding_ratio": null,
      "shares_held": 158800,
      "total_shares": 9600000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY54",
      "period": "1955/5",
      "company_name_at_period": "信越化学工業",
      "rank": 9,
      "name": "山一証券",
      "shareholding_ratio": null,
      "shares_held": 127400,
      "total_shares": 9600000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
      "FY": "FY54",
      "period": "1955/5",
      "company_name_at_period": "信越化学工業",
      "rank": 10,
      "name": "八十二銀行",
      "shareholding_ratio": null,
      "shares_held": 124600,
      "total_shares": 9600000,
      "source": "株式会社年鑑 昭和31年版"
    },
    {
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      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 1,
      "name": "日本生命保険",
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      "shares_held": 16800000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 2,
      "name": "三菱銀行",
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      "shares_held": 9779000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
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      "name": "第一勧業銀行",
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      "shares_held": 7912000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 4,
      "name": "日本長期信用銀行",
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      "shares_held": 7626000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 5,
      "name": "八十二銀行",
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      "shares_held": 6156000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 6,
      "name": "富国生命保険",
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      "shares_held": 5714000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 7,
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      "shares_held": 5251000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 8,
      "name": "日本火災海上保険",
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      "total_shares": null,
      "source": "日本企業要覧 1975年版"
    },
    {
      "FY": "FY74",
      "period": "1974/11",
      "company_name_at_period": "信越化学工業",
      "rank": 9,
      "name": "日本証券金融",
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      "shares_held": 4643000,
      "total_shares": null,
      "source": "日本企業要覧 1975年版"
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      "shares_held": 42101000,
      "total_shares": null,
      "source": "有価証券報告書（2006年3月期）"
    },
    {
      "FY": "FY05",
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      "company_name_at_period": "信越化学工業",
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      "shares_held": 37241000,
      "total_shares": null,
      "source": "有価証券報告書（2006年3月期）"
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    {
      "FY": "FY05",
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      "company_name_at_period": "信越化学工業",
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      "total_shares": null,
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    {
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      "source": "有価証券報告書（2006年3月期）"
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      "source": "有価証券報告書（2006年3月期）"
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    {
      "FY": "FY05",
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      "total_shares": null,
      "source": "有価証券報告書（2006年3月期）"
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    {
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      "company_name_at_period": "信越化学工業",
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      "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",
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      "shares_held": 6071000,
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      "source": "有価証券報告書（2006年3月期）"
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      "company_name_at_period": "信越化学工業",
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      "source": "有価証券報告書（2010年3月期）"
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      "source": "有価証券報告書（2010年3月期）"
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      "source": "有価証券報告書（2015年3月期）"
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}