{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "4045",
  "company_name": "東亞合成",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4045/shareholders/",
  "api_url": "/api/4045/shareholders.json",
  "updated": "2026-08-15",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/4045/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": "FY16",
      "period": "2016/12",
      "rank": 1,
      "name": "NORTHERN TRUST CO.(AVFC) RE THE KILTEARN GLOBAL EQUITY FUND（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": 4.65,
      "shares_held": 6132000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "rank": 2,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.41,
      "shares_held": 5818000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "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": 3.86,
      "shares_held": 5094000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "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": 3.58,
      "shares_held": 4719000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "rank": 5,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 3.13,
      "shares_held": 4129000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "rank": 6,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.28,
      "shares_held": 3005000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "rank": 7,
      "name": "株式会社三菱東京ＵＦＪ銀行",
      "shareholding_ratio": 2.14,
      "shares_held": 2824000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "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９）",
      "shareholding_ratio": 2.06,
      "shares_held": 2724000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "rank": 9,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.49,
      "shares_held": 1972000
    },
    {
      "FY": "FY16",
      "period": "2016/12",
      "rank": 10,
      "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": 1.4,
      "shares_held": 1845000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "rank": 1,
      "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": 4.5,
      "shares_held": 5937000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "rank": 2,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.41,
      "shares_held": 5818000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "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": 4.28,
      "shares_held": 5646000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "rank": 4,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 3.21,
      "shares_held": 4243000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "rank": 5,
      "name": "NORTHERN TRUST CO.(AVFC) RE THE KILTEARN GLOBAL EQUITY FUND（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": 2.7,
      "shares_held": 3562000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "rank": 6,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.18,
      "shares_held": 2871000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "rank": 7,
      "name": "株式会社三菱東京ＵＦＪ銀行",
      "shareholding_ratio": 2.14,
      "shares_held": 2824000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "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": 1.78,
      "shares_held": 2344000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "rank": 9,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.49,
      "shares_held": 1972000
    },
    {
      "FY": "FY17",
      "period": "2017/12",
      "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": 1.49,
      "shares_held": 1968000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "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": 5.58,
      "shares_held": 7340000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "rank": 2,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.42,
      "shares_held": 5818000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "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": 4.2,
      "shares_held": 5527000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "rank": 4,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 3.28,
      "shares_held": 4314000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "rank": 5,
      "name": "NORTHERN TRUST CO.(AVFC) RE THE KILTEARN GLOBAL EQUITY FUND（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": 2.98,
      "shares_held": 3921000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "rank": 6,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.15,
      "shares_held": 2830000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "rank": 7,
      "name": "株式会社三菱ＵＦＪ銀行",
      "shareholding_ratio": 2.15,
      "shares_held": 2824000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "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": 1.83,
      "shares_held": 2408000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "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": 1.77,
      "shares_held": 2324000
    },
    {
      "FY": "FY18",
      "period": "2018/12",
      "rank": 10,
      "name": "THE BANK OF NEW YORK, TREATY JASDEC ACCOUNT（常任代理人 株式会社三菱ＵＦＪ銀行）",
      "shareholding_ratio": 1.53,
      "shares_held": 2014000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "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": 6.54,
      "shares_held": 8602000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "rank": 2,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.42,
      "shares_held": 5818000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "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": 4.39,
      "shares_held": 5782000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "rank": 4,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 3.32,
      "shares_held": 4365000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "rank": 5,
      "name": "NORTHERN TRUST CO.(AVFC) RE THE KILTEARN GLOBAL EQUITY FUND（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": 2.62,
      "shares_held": 3453000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "rank": 6,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.16,
      "shares_held": 2848000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "rank": 7,
      "name": "株式会社三菱ＵＦＪ銀行",
      "shareholding_ratio": 2.15,
      "shares_held": 2824000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "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": 1.89,
      "shares_held": 2487000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "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": 1.67,
      "shares_held": 2202000
    },
    {
      "FY": "FY19",
      "period": "2019/12",
      "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": 1.57,
      "shares_held": 2062000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "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": 8.66,
      "shares_held": 11092000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 5.31,
      "shares_held": 6798000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 3,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.54,
      "shares_held": 5818000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 4,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 3.52,
      "shares_held": 4511000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 5,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.24,
      "shares_held": 2873000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 6,
      "name": "株式会社三菱ＵＦＪ銀行",
      "shareholding_ratio": 2.2,
      "shares_held": 2824000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 7,
      "name": "NORTHERN TRUST CO.(AVFC) RE THE KILTEARN GLOBAL EQUITY FUND（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": 1.66,
      "shares_held": 2124000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 8,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.54,
      "shares_held": 1972000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 9,
      "name": "株式会社日本カストディ銀行（信託口５）",
      "shareholding_ratio": 1.52,
      "shares_held": 1946000
    },
    {
      "FY": "FY20",
      "period": "2020/12",
      "rank": 10,
      "name": "大樹生命保険株式会社",
      "shareholding_ratio": 1.44,
      "shares_held": 1845000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "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": 13.49,
      "shares_held": 16866000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 5.33,
      "shares_held": 6668000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 3,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.65,
      "shares_held": 5818000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 4,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 3.77,
      "shares_held": 4714000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 5,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.31,
      "shares_held": 2884000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 6,
      "name": "株式会社三菱ＵＦＪ銀行",
      "shareholding_ratio": 2.26,
      "shares_held": 2824000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 7,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.58,
      "shares_held": 1972000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 8,
      "name": "大樹生命保険株式会社",
      "shareholding_ratio": 1.48,
      "shares_held": 1845000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 9,
      "name": "株式会社百十四銀行",
      "shareholding_ratio": 1.39,
      "shares_held": 1741000
    },
    {
      "FY": "FY21",
      "period": "2021/12",
      "rank": 10,
      "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": 1.37,
      "shares_held": 1714000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "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": 12.86,
      "shares_held": 15573000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 5.67,
      "shares_held": 6864000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 3,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.8,
      "shares_held": 5818000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 4,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 4.09,
      "shares_held": 4949000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 5,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.5,
      "shares_held": 3021000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 6,
      "name": "株式会社三菱ＵＦＪ銀行",
      "shareholding_ratio": 2.33,
      "shares_held": 2824000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 7,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.63,
      "shares_held": 1972000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "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 ダイレクト・カストディ・クリアリング業務部)",
      "shareholding_ratio": 1.58,
      "shares_held": 1914000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 9,
      "name": "大樹生命保険株式会社",
      "shareholding_ratio": 1.52,
      "shares_held": 1845000
    },
    {
      "FY": "FY22",
      "period": "2022/12",
      "rank": 10,
      "name": "THE BANK OF NEW YORK, TREATY JASDEC ACCOUNT(常任代理人 株式会社三菱ＵＦＪ銀行 決済事業部)",
      "shareholding_ratio": 1.47,
      "shares_held": 1780000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "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": 12.54,
      "shares_held": 14655000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 5.72,
      "shares_held": 6685000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 3,
      "name": "株式会社三井住友銀行",
      "shareholding_ratio": 4.98,
      "shares_held": 5818000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 4,
      "name": "東亞合成取引先持株会",
      "shareholding_ratio": 4.06,
      "shares_held": 4741000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 5,
      "name": "東亞合成グループ社員持株会",
      "shareholding_ratio": 2.64,
      "shares_held": 3090000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 6,
      "name": "株式会社三菱ＵＦＪ銀行",
      "shareholding_ratio": 2.42,
      "shares_held": 2824000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 7,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.69,
      "shares_held": 1972000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 8,
      "name": "大樹生命保険株式会社",
      "shareholding_ratio": 1.58,
      "shares_held": 1845000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "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": 1.52,
      "shares_held": 1781000
    },
    {
      "FY": "FY23",
      "period": "2023/12",
      "rank": 10,
      "name": "THE BANK OF NEW YORK, TREATY JASDEC ACCOUNT(常任代理人 株式会社三菱ＵＦＪ銀行 決済事業部)",
      "shareholding_ratio": 1.52,
      "shares_held": 1781000
    },
    {
      "FY": "FY24",
      "period": "2024/12",
      "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": 13.88,
      "shares_held": 15606000
    },
    {
      "FY": "FY24",
      "period": "2024/12",
      "rank": 2,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 7.44,
      "shares_held": 8363000
    },
    {
      "FY": "FY24",
      "period": "2024/12",
      "rank": 3,
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