{
  "spec_version": "3",
  "endpoint": "manifest",
  "stock_code": "3402",
  "company_name": "東レ",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/3402/",
  "api_url": "/api/3402/manifest.json",
  "updated": "2026-09-04",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/3402/",
  "version": "3",
  "profile": {
    "company_color": "#004097",
    "industry": "chemical",
    "industry_detail": "chem_synthetic_fiber",
    "published": "2026-02-21",
    "updated": "2026-09-04",
    "found": {
      "year": 1926,
      "location": "滋賀県大津市",
      "founder": "-",
      "origin": "三井物産の出資"
    },
    "listing": {
      "listed_year": 1949,
      "delisted_year": null,
      "unlisted": false
    },
    "old_name": "東洋レーヨン",
    "name_kana": "トウレ",
    "old_name_kana": "トウヨウレーヨン"
  },
  "resources": {
    "history": {
      "is_active": true,
      "url": "/api/3402/history.json",
      "format": "json",
      "description": "Chaptered history essay + summary + author's notes + recent developments and outlook + sources and citations",
      "chars_ja": 7275
    },
    "timeline": {
      "is_active": true,
      "url": "/api/3402/timeline.json",
      "format": "json",
      "description": "Chronology + management-decision cards",
      "chars_ja": 5477
    },
    "decisions": {
      "is_active": true,
      "url": "/api/3402/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": 7237,
      "items": [
        {
          "slug": "founding-toyo-rayon-1926",
          "title": "三井物産による人絹事業への出資と、「三井」を冠さない東洋レーヨンの設立",
          "year": 1926,
          "type": "founding",
          "url": "/api/3402/decisions/founding-toyo-rayon-1926.json",
          "chars_ja": 7561
        },
        {
          "slug": "dupont-nylon-alliance-1951",
          "title": "米デュポンとのナイロン技術提携",
          "year": 1951,
          "type": "alliance",
          "url": "/api/3402/decisions/dupont-nylon-alliance-1951.json",
          "chars_ja": 6735
        },
        {
          "slug": "polyester-ici-alliance-1957",
          "title": "英ICIからのポリエステル繊維技術の導入と、帝国人造絹絲との共同導入",
          "year": 1957,
          "type": "alliance",
          "url": "/api/3402/decisions/polyester-ici-alliance-1957.json",
          "chars_ja": 9937
        },
        {
          "slug": "thailand-production-1963",
          "title": "タイでの合弁2社の設立と、海外現地生産の開始",
          "year": 1963,
          "type": "overseas",
          "url": "/api/3402/decisions/thailand-production-1963.json",
          "chars_ja": 3794
        },
        {
          "slug": "carbon-fiber-commercialization-1971",
          "title": "炭素繊維「トレカ」の事業化と、黒字化まで約40年におよぶ赤字事業の継続",
          "year": 1971,
          "type": "new_business",
          "url": "/api/3402/decisions/carbon-fiber-commercialization-1971.json",
          "chars_ja": 4007
        },
        {
          "slug": "fiber-commitment-1975",
          "title": "藤吉次英社長による「脱繊維」の否定と繊維への残留",
          "year": 1975,
          "type": "transformation",
          "url": "/api/3402/decisions/fiber-commitment-1975.json",
          "chars_ja": 3911
        },
        {
          "slug": "maeda-reform-1987",
          "title": "前田勝之助氏が「大企業病」を自己診断した経営改革",
          "year": 1987,
          "type": "transformation",
          "url": "/api/3402/decisions/maeda-reform-1987.json",
          "chars_ja": 3708
        },
        {
          "slug": "uniqlo-heattech-partnership-2006",
          "title": "ファーストリテイリングとの戦略的パートナーシップとヒートテックの共同開発",
          "year": 2006,
          "type": "alliance",
          "url": "/api/3402/decisions/uniqlo-heattech-partnership-2006.json",
          "chars_ja": 4522
        },
        {
          "slug": "zoltek-acquisition-2014",
          "title": "米ゾルテックの買収による産業用炭素繊維への参入",
          "year": 2014,
          "type": "acquisition",
          "url": "/api/3402/decisions/zoltek-acquisition-2014.json",
          "chars_ja": 4525
        },
        {
          "slug": "advanced-composites-acquisition-2018",
          "title": "蘭テンカーテ・アドバンスト・コンポジットの買収による熱可塑性複合材料への参入",
          "year": 2018,
          "type": "acquisition",
          "url": "/api/3402/decisions/advanced-composites-acquisition-2018.json",
          "chars_ja": 4469
        }
      ],
      "by_type": [
        {
          "key": "acquisition",
          "count": 2,
          "url": "/api/3402/decisions/by-type/acquisition.json"
        },
        {
          "key": "alliance",
          "count": 3,
          "url": "/api/3402/decisions/by-type/alliance.json"
        },
        {
          "key": "founding",
          "count": 1,
          "url": "/api/3402/decisions/by-type/founding.json"
        },
        {
          "key": "new_business",
          "count": 1,
          "url": "/api/3402/decisions/by-type/new_business.json"
        },
        {
          "key": "overseas",
          "count": 1,
          "url": "/api/3402/decisions/by-type/overseas.json"
        },
        {
          "key": "transformation",
          "count": 2,
          "url": "/api/3402/decisions/by-type/transformation.json"
        }
      ],
      "by_decade": [
        {
          "key": "1920s",
          "count": 1,
          "url": "/api/3402/decisions/by-decade/1920s.json"
        },
        {
          "key": "1950s",
          "count": 2,
          "url": "/api/3402/decisions/by-decade/1950s.json"
        },
        {
          "key": "1960s",
          "count": 1,
          "url": "/api/3402/decisions/by-decade/1960s.json"
        },
        {
          "key": "1970s",
          "count": 2,
          "url": "/api/3402/decisions/by-decade/1970s.json"
        },
        {
          "key": "1980s",
          "count": 1,
          "url": "/api/3402/decisions/by-decade/1980s.json"
        },
        {
          "key": "2000s",
          "count": 1,
          "url": "/api/3402/decisions/by-decade/2000s.json"
        },
        {
          "key": "2010s",
          "count": 2,
          "url": "/api/3402/decisions/by-decade/2010s.json"
        }
      ]
    },
    "executives": {
      "is_active": true,
      "url": "/api/3402/executives.json",
      "format": "json",
      "description": "Full executive data (career, expertise, compensation) + past leaders",
      "chars_ja": 140090
    },
    "shareholders": {
      "is_active": true,
      "url": "/api/3402/shareholders.json",
      "format": "json",
      "description": "Major-shareholder data (by FY × rank, including long-term holders)",
      "chars_ja": 58505
    },
    "financials": {
      "is_active": true,
      "url": "/api/3402/financials.json",
      "format": "json",
      "description": "Pure PL/BS/CF from FY01 onward",
      "chars_ja": 60521
    },
    "financials-longterm": {
      "is_active": true,
      "url": "/api/3402/financials-longterm.json",
      "format": "json",
      "description": "Long-term performance time series from founding to present (sales, profit, employees)",
      "chars_ja": 38960
    },
    "segments": {
      "is_active": true,
      "url": "/api/3402/segments.json",
      "format": "json",
      "description": "Financial data by business segment",
      "chars_ja": 30538
    },
    "regions": {
      "is_active": true,
      "url": "/api/3402/regions.json",
      "format": "json",
      "description": "Sales by region",
      "chars_ja": 10132
    },
    "workforce": {
      "is_active": true,
      "url": "/api/3402/workforce.json",
      "format": "json",
      "description": "Workforce data (headcount, annual pay, average age)",
      "chars_ja": 4562
    },
    "financials-csv": {
      "is_active": true,
      "url": "/api/3402/financials.csv",
      "format": "csv",
      "description": "Annual financial data as CSV (reference; JSON recommended)",
      "chars_ja": 5308
    },
    "financials-history-csv": {
      "is_active": true,
      "url": "/api/3402/financials_history.csv",
      "format": "csv",
      "description": "Long-term performance as CSV (reference; JSON recommended)",
      "chars_ja": 6090
    },
    "segments-csv": {
      "is_active": true,
      "url": "/api/3402/segments.csv",
      "format": "csv",
      "description": "Segment data as CSV (reference; JSON recommended)",
      "chars_ja": 8263
    }
  }
}