{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "6736",
  "company_name": "サン電子",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/6736/shareholders/",
  "api_url": "/api/6736/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/6736/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": "東海エンジニアリング株式会社",
      "shareholding_ratio": 19,
      "shares_held": 4267600
    },
    {
      "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,
      "shares_held": 1121300
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 3,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4.2,
      "shares_held": 940000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 4,
      "name": "渡辺恭江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 5,
      "name": "内海倫江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 6,
      "name": "株式会社SBI証券",
      "shareholding_ratio": 2.4,
      "shares_held": 546400
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 7,
      "name": "日本証券金融株式会社",
      "shareholding_ratio": 2.4,
      "shares_held": 532000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 8,
      "name": "資産管理サービス信託銀行株式会社（証券投資信託口）",
      "shareholding_ratio": 2.1,
      "shares_held": 469000
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 9,
      "name": "サン電子従業員持株会",
      "shareholding_ratio": 1.5,
      "shares_held": 339600
    },
    {
      "FY": "FY15",
      "period": "2016/3",
      "rank": 10,
      "name": "BNP PARIBAS SECURITIESSERVICES LUXEMBOURG/JASDEC/FIM/LUXEMBOURG FUNDS/UCITSASSETS(常任代理人 香港上海銀行)",
      "shareholding_ratio": 1.5,
      "shares_held": 330000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 18.9,
      "shares_held": 4267600
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 2,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4.2,
      "shares_held": 940000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 3,
      "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": 3.5,
      "shares_held": 789359
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 4,
      "name": "内海倫江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 5,
      "name": "渡辺恭江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 6,
      "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": 3,
      "shares_held": 668041
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 7,
      "name": "志野文哉",
      "shareholding_ratio": 2.7,
      "shares_held": 597000
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 8,
      "name": "STATE STREET BANK AND TRUST COMPANY 505019(常任代理人 香港上海銀行)",
      "shareholding_ratio": 2.1,
      "shares_held": 462200
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 9,
      "name": "サン電子従業員持株会",
      "shareholding_ratio": 1.5,
      "shares_held": 345700
    },
    {
      "FY": "FY16",
      "period": "2017/3",
      "rank": 10,
      "name": "種村績",
      "shareholding_ratio": 1.5,
      "shares_held": 336000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 18.9,
      "shares_held": 4267600
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 2,
      "name": "株式会社ＳＢＩ証券",
      "shareholding_ratio": 4.3,
      "shares_held": 967600
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 3,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4.2,
      "shares_held": 940000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 4,
      "name": "STATE STREET BANK AND TRUST COMPANY 505019(常任代理人 香港上海銀行)",
      "shareholding_ratio": 3.7,
      "shares_held": 843900
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 5,
      "name": "内海倫江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 6,
      "name": "渡辺恭江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 7,
      "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": 2.8,
      "shares_held": 636441
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "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": 2.6,
      "shares_held": 591959
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 9,
      "name": "種村績",
      "shareholding_ratio": 1.6,
      "shares_held": 368000
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "rank": 10,
      "name": "サン電子従業員持株会",
      "shareholding_ratio": 1.6,
      "shares_held": 361900
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 18.9,
      "shares_held": 4267600
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 2,
      "name": "NOMURA PB NOMINEES LIMITED OMNIBUS-MARGIN (CASHPB)(常任代理人 野村證券株式会社)",
      "shareholding_ratio": 7,
      "shares_held": 1575300
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 3,
      "name": "STATE STREET BANK AND TRUST COMPANY 505019(常任代理人 香港上海銀行)",
      "shareholding_ratio": 4.9,
      "shares_held": 1105700
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 4,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4.2,
      "shares_held": 940000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 5,
      "name": "BANK JULIUS BAER AND CO., LTD.(常任代理人 株式会社三菱UFJ銀行)",
      "shareholding_ratio": 3.2,
      "shares_held": 726100
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 6,
      "name": "内海倫江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 7,
      "name": "渡辺恭江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 8,
      "name": "日本スマタートラスト信託銀行株式会社(信託口)",
      "shareholding_ratio": 2.6,
      "shares_held": 585400
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 9,
      "name": "種村績",
      "shareholding_ratio": 1.7,
      "shares_held": 377000
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "rank": 10,
      "name": "サン電子従業員持株会",
      "shareholding_ratio": 1.6,
      "shares_held": 367500
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 18.9,
      "shares_held": 4267600
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 2,
      "name": "UBS AG LONDON A/C IPB SEGREGATED CLIENT ACCOUNT （常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 6.1,
      "shares_held": 1380000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 3,
      "name": "INTERACTIVE BROKERS LLC(常任代理人 インタラクティブ・ブローカーズ証券株式会社)",
      "shareholding_ratio": 5.2,
      "shares_held": 1181100
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 4,
      "name": "CREDIT SUISSE AG, DUBLIN BRANCH PRIME CLIENT ASSET EQUITY ACCOUNT（常任代理人 クレディ・スイス証券株式会社）",
      "shareholding_ratio": 5,
      "shares_held": 1115900
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 5,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4.1,
      "shares_held": 940000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 6,
      "name": "内海倫江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 7,
      "name": "渡辺恭江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 8,
      "name": "OASIS INVESTMENTS II MASTER FUND LTD.（常任代理人 シティバンク、エヌ・エイ東京支店）",
      "shareholding_ratio": 3,
      "shares_held": 678220
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 9,
      "name": "CREDIT SUISSE AG（常任代理人 三菱UFJ銀行）",
      "shareholding_ratio": 3,
      "shares_held": 677550
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "rank": 10,
      "name": "STATE STREET BANK AND TRUST COMPANY 505019（常任代理人 香港上海銀行 東京支店）",
      "shareholding_ratio": 2.8,
      "shares_held": 629900
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 17.9,
      "shares_held": 4267600
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 2,
      "name": "INTERACTIVE BROKERS LLC(常任代理人 インタラクティブ・ブローカーズ証券株式会社)",
      "shareholding_ratio": 7,
      "shares_held": 1665200
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 3,
      "name": "UBS AG LONDON A/C IPB SEGREGATED CLIENT ACCOUNT(常任代理人 シティバンク、エヌ・エイ東京支店)",
      "shareholding_ratio": 5.1,
      "shares_held": 1222366
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 4,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4,
      "shares_held": 940000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 5,
      "name": "NOMURA CUSTODY NOMINEES LIMITEDOMNIBUS-FULLY PAID (CASHPB)(常任代理人 野村證券株式会社)",
      "shareholding_ratio": 3.8,
      "shares_held": 909467
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 6,
      "name": "MLI FOR CLIENT GENERAL OMNI NON COLLATERAL NON TREATY-PB(常任代理人 BOFA証券株式会社)",
      "shareholding_ratio": 3.5,
      "shares_held": 834010
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 7,
      "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": 3.4,
      "shares_held": 811683
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 8,
      "name": "内海倫江",
      "shareholding_ratio": 2.8,
      "shares_held": 680000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 9,
      "name": "渡辺恭江",
      "shareholding_ratio": 2.8,
      "shares_held": 680000
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "rank": 10,
      "name": "OASIS INVESTMENTS II MASTER FUND LTD.(常任代理人 シティバンク、エヌ・エイ東京支店)",
      "shareholding_ratio": 2.8,
      "shares_held": 678220
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 17.8,
      "shares_held": 4267600
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 2,
      "name": "INTERACTIVE BROKERS LLC(インタラクティブ・ブローカーズ証券株式会社)",
      "shareholding_ratio": 4.3,
      "shares_held": 1041000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 3,
      "name": "株式会社藤商事",
      "shareholding_ratio": 3.9,
      "shares_held": 940000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 4,
      "name": "NOMURA CUSTODY NOMINEESLIMITED OMNIBUS-FULLY PAID (CASHPB)(野村證券株式会社)",
      "shareholding_ratio": 3.5,
      "shares_held": 834467
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 5,
      "name": "GOLDMAN SACHS INTERNATIONAL(ゴールドマン・サックス証券株式会社)",
      "shareholding_ratio": 3.3,
      "shares_held": 800483
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 6,
      "name": "MLI FOR CLIENT GENERAL OMNI NON COLLATERAL NON TREATY-PB(BOFA証券株式会社)",
      "shareholding_ratio": 3.1,
      "shares_held": 748710
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 7,
      "name": "内海 倫江",
      "shareholding_ratio": 2.9,
      "shares_held": 680000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 8,
      "name": "渡辺 恭江",
      "shareholding_ratio": 2.9,
      "shares_held": 680000
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 9,
      "name": "OASIS INVESTMENTS II MASTER FUND LTD.(シティバンク、エヌ・エイ東京支店)",
      "shareholding_ratio": 2.8,
      "shares_held": 678220
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "rank": 10,
      "name": "CEPLUX- THE INDEPENDENT UCITS PLATFORM 2(シティバンク、エヌ・エイ東京支店)",
      "shareholding_ratio": 2.4,
      "shares_held": 567300
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 18.9,
      "shares_held": 4267600
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 2,
      "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": 5.6,
      "shares_held": 1265482
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 3,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4.1,
      "shares_held": 940000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 4,
      "name": "INTERACTIVE BROKERS LLC(常任代理人 インタラクティブ・ブローカーズ証券株式会社)",
      "shareholding_ratio": 3.7,
      "shares_held": 834600
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 5,
      "name": "NOMURA CUSTODY NOMINEES LIMITED OMNIBUS-FULLY PAID (CASHPB)(常任代理人 野村證券株式会社)",
      "shareholding_ratio": 3.7,
      "shares_held": 834467
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 6,
      "name": "MLI FOR CLIENT GENERAL OMNI NON COLLATERAL NON TREATY-PB(常任代理人 BOFA証券株式会社)",
      "shareholding_ratio": 3.3,
      "shares_held": 748210
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 7,
      "name": "内海 倫江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 8,
      "name": "渡辺 恭江",
      "shareholding_ratio": 3,
      "shares_held": 680000
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 9,
      "name": "OASIS INVESTMENTS II MASTER FUND LTD.(常任代理人 シティバンク、エヌ・エイ東京支店)",
      "shareholding_ratio": 3,
      "shares_held": 678220
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "rank": 10,
      "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": 2.7,
      "shares_held": 614089
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 1,
      "name": "東海エンジニアリング株式会社",
      "shareholding_ratio": 19.2,
      "shares_held": 4267600
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 2,
      "name": "OASIS INVESTMENTS II MASTER FUND LTD.(常任代理人 シティバンク、エヌ・エイ東京支店)",
      "shareholding_ratio": 14.7,
      "shares_held": 3261543
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 3,
      "name": "OASIS JAPAN STRATEGIC FUND LTD.(常任代理人 シティバンク、エヌ・エイ東京支店)",
      "shareholding_ratio": 5.6,
      "shares_held": 1249428
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "rank": 4,
      "name": "株式会社藤商事",
      "shareholding_ratio": 4.2,
      "shares_held": 940000
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}