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  "domain": "insurance",
  "title": "Japan non-life big three",
  "entry_type": "wiki_entry",
  "frontmatter": {
    "title": "Japan non-life big three",
    "aliases": [
      "Japan non-life big three",
      "Japan P&C big three",
      "日本 損保 big three",
      "insurance/direct-nonlife-insurance-japan"
    ],
    "domain": "insurance",
    "type": null,
    "created": "2026-05-22",
    "last_updated": "2026-05-22",
    "last_tended": "2026-05-22",
    "review_by": "2026-11-22",
    "confidence": "likely",
    "tags": [
      "insurance",
      "non-life",
      "P&C",
      "japan",
      "catastrophe-risk",
      "solvency"
    ],
    "status": "active",
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    "note": null,
    "sources": [
      "https://www.fsa.go.jp/menkyo/menkyo.html?guid=ON",
      "https://www.tokiomarinehd.com/en/ir/download/annual_report.html",
      "https://www.ms-ad-hd.com/en/ir/library/disclosure.html",
      "https://www.sompo-hd.com/en/ir/data/annual/",
      "https://www.sonpo.or.jp/about/gaiyo/",
      "https://www.fsa.go.jp/policy/economic_value-based_solvency/index.html"
    ]
  },
  "summary": "Japan's non-life \"big three\" is a holding-company grouping for Tokio Marine, MS&AD, and Sompo. The operating-company layer includes Tokio Marine & Nichido Fire, Mitsui Sumitomo Insurance, Aioi Nissay Dowa Insurance, and Sompo Japan Insurance.",
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    "Japan non-life big three",
    "Overview",
    "Holding-Company Map",
    "What To Compare",
    "Natural-Catastrophe Lens",
    "Domestic Operating Structure",
    "Governance / Channel Risk",
    "Source Fields",
    "Related",
    "Sources"
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