{
  "spec_version": "3",
  "endpoint": "manifest",
  "stock_code": "4205",
  "company_name": "日本ゼオン",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4205/",
  "api_url": "/api/4205/manifest.json",
  "updated": "2026-08-12",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/4205/",
  "version": "3",
  "profile": {
    "company_color": "#00479D",
    "industry": "chemical",
    "industry_detail": "chem_specialty",
    "published": "",
    "updated": "2026-08-12",
    "found": {
      "year": 1950,
      "location": "東京都中央区銀座西",
      "founder": "※古河電気工業+横浜護謨+日本軽金属"
    },
    "listing": {
      "listed_year": 1961,
      "delisted_year": null,
      "unlisted": false
    },
    "name_kana": "ニホンゼオン"
  },
  "resources": {
    "history": {
      "is_active": true,
      "url": "/api/4205/history.json",
      "format": "json",
      "description": "Chaptered history essay + summary + author's notes + recent developments and outlook + sources and citations",
      "chars_ja": 89400
    },
    "timeline": {
      "is_active": true,
      "url": "/api/4205/timeline.json",
      "format": "json",
      "description": "Chronology + management-decision cards",
      "chars_ja": 5232
    },
    "decisions": {
      "is_active": true,
      "url": "/api/4205/decisions.json",
      "format": "json",
      "description": "Index of this company's management decisions — one decision = one endpoint. Holds no body text; follow each api_url for the full dossier.",
      "chars_ja": 2983,
      "items": [
        {
          "slug": "goodrich-joint-venture-1950",
          "title": "B.F.グッドリッチ・ケミカルとの合弁による日本ゼオンの設立と塩化ビニル樹脂の国産化",
          "year": 1950,
          "type": "founding",
          "url": "/api/4205/decisions/goodrich-joint-venture-1950.json",
          "chars_ja": 8985
        },
        {
          "slug": "special-rubber-acquisitions-1989",
          "title": "英BPケミカルズと米B.F.グッドリッチの特殊ゴム部門の取得、日米欧3極生産体制の構築",
          "year": 1989,
          "type": "acquisition",
          "url": "/api/4205/decisions/special-rubber-acquisitions-1989.json",
          "chars_ja": 9080
        },
        {
          "slug": "pvc-exit-2000",
          "title": "塩化ビニル事業の新第一塩ビへの移管と、水島工場での生産打ち切りによる祖業からの撤退",
          "year": 2000,
          "type": "divestiture",
          "url": "/api/4205/decisions/pvc-exit-2000.json",
          "chars_ja": 8601
        }
      ],
      "by_type": [
        {
          "key": "acquisition",
          "count": 1,
          "url": "/api/4205/decisions/by-type/acquisition.json"
        },
        {
          "key": "divestiture",
          "count": 1,
          "url": "/api/4205/decisions/by-type/divestiture.json"
        },
        {
          "key": "founding",
          "count": 1,
          "url": "/api/4205/decisions/by-type/founding.json"
        }
      ],
      "by_decade": [
        {
          "key": "1950s",
          "count": 1,
          "url": "/api/4205/decisions/by-decade/1950s.json"
        },
        {
          "key": "1980s",
          "count": 1,
          "url": "/api/4205/decisions/by-decade/1980s.json"
        },
        {
          "key": "2000s",
          "count": 1,
          "url": "/api/4205/decisions/by-decade/2000s.json"
        }
      ]
    },
    "executives": {
      "is_active": true,
      "url": "/api/4205/executives.json",
      "format": "json",
      "description": "Full executive data (career, expertise, compensation) + past leaders",
      "chars_ja": 31203
    },
    "shareholders": {
      "is_active": true,
      "url": "/api/4205/shareholders.json",
      "format": "json",
      "description": "Major-shareholder data (by FY × rank, including long-term holders)",
      "chars_ja": 38600
    },
    "financials": {
      "is_active": true,
      "url": "/api/4205/financials.json",
      "format": "json",
      "description": "Pure PL/BS/CF from FY01 onward",
      "chars_ja": 52208
    },
    "financials-longterm": {
      "is_active": true,
      "url": "/api/4205/financials-longterm.json",
      "format": "json",
      "description": "Long-term performance time series from founding to present (sales, profit, employees)",
      "chars_ja": 37761
    },
    "segments": {
      "is_active": true,
      "url": "/api/4205/segments.json",
      "format": "json",
      "description": "Financial data by business segment",
      "chars_ja": 9340
    },
    "regions": {
      "is_active": false
    },
    "workforce": {
      "is_active": true,
      "url": "/api/4205/workforce.json",
      "format": "json",
      "description": "Workforce data (headcount, annual pay, average age)",
      "chars_ja": 3418
    },
    "financials-csv": {
      "is_active": true,
      "url": "/api/4205/financials.csv",
      "format": "csv",
      "description": "Annual financial data as CSV (reference; JSON recommended)",
      "chars_ja": 4338
    },
    "financials-history-csv": {
      "is_active": true,
      "url": "/api/4205/financials_history.csv",
      "format": "csv",
      "description": "Long-term performance as CSV (reference; JSON recommended)",
      "chars_ja": 3762
    },
    "segments-csv": {
      "is_active": true,
      "url": "/api/4205/segments.csv",
      "format": "csv",
      "description": "Segment data as CSV (reference; JSON recommended)",
      "chars_ja": 2630
    }
  }
}