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  "raw_markdown_url": "https://finwiki.zksc.io/trust-banks/sumitomo-mitsui-trust.md",
  "domain": "trust-banks",
  "title": "三井住友トラストグループ (SuMi TRUST)",
  "entry_type": "wiki_entry",
  "frontmatter": {
    "title": "三井住友トラストグループ (SuMi TRUST)",
    "aliases": [
      "SuMi TRUST",
      "三井住友トラストグループ",
      "三井住友トラスト・ホールディングス",
      "Sumitomo Mitsui Trust Group",
      "Sumitomo Mitsui Trust Holdings",
      "三井住友信託 HD",
      "8309"
    ],
    "domain": "trust-banks",
    "type": null,
    "created": "2026-05-19",
    "last_updated": "2026-07-29",
    "last_tended": "2026-07-29",
    "review_by": "2026-10-27",
    "confidence": "certain",
    "tags": [
      "JapanFG",
      "trust-banking"
    ],
    "status": "active",
    "canonical_anchor": null,
    "related": [],
    "note": null,
    "sources": [
      "三井住友トラストグループ 2026年3月期決算短信 https://www.smtg.jp/-/media/tg/investors/fs/2603/2603_01.pdf",
      "三井住友トラストグループ グループ会社 (2026-04-01) https://www.smtg.jp/group_info/group_companies",
      "三井住友トラストグループ 会社概要 https://www.smtg.jp/about_us/profile/index.html",
      "三井住友トラストグループ 100年史 https://www.smtg.jp/about_us/chronicle100/history/section24009"
    ]
  },
  "summary": "This entry sits under trust-banks INDEX. Read it against 日本マスタートラスト信託銀行 for peer / contrast context and banking index for the broader system / regulatory boundary.",
  "headings": [
    "三井住友トラストグループ (SuMi TRUST)",
    "Wiki route",
    "TL;DR",
    "1. 会社概要",
    "最新財務サマリ（FY2025 / 2026-03 期、連結） ^[三井住友トラストグループ「2026年3月期決算短信」: https://www.smtg.jp/-/media/tg/investors/fs/2603/2603_01.pdf]",
    "主要子会社・関連会社",
    "合併歴史・前身",
    "重要年表（抜粋） ^[三井住友トラストグループ「100年史」「2026年3月期決算短信」: https://www.smtg.jp/aboutus/chronicle100/history/section24009; https://www.smtg.jp/-/media/tg/investors/fs/2603/260301.pdf]",
    "2. 事業セグメント・マップ ^[三井住友トラストグループ「グループ会社について」（2026-04-01 時点）: https://www.smtg.jp/groupinfo/groupcompanies]",
    "信託専業独立路線"
  ],
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