{
  "spec_version": "3",
  "endpoint": "decisions",
  "stock_code": "4530",
  "company_name": "久光製薬",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4530/",
  "api_url": "/api/4530/decisions.json",
  "updated": "2026-08-05",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/4530/",
  "count": 4,
  "description": "Index of this company's management decisions. One decision = one endpoint: follow api_url for the full dossier (background, the decision itself, outcome, quoted primary sources and references).",
  "decisions": [
    {
      "slug": "three-way-merger-1951",
      "url": "/tse/4530/decisions/three-way-merger-1951/",
      "api_url": "/api/4530/decisions/three-way-merger-1951.json",
      "year": 1951,
      "month": 2,
      "type": "merger",
      "tags": [
        "ma-merger",
        "gv-family"
      ],
      "title": "久光兄弟合名・三養基製薬・田代鉱機工業の三社合併による株式会社化",
      "subtitle": "戦時と戦後に三つへ分かれた事業を、なぜ1951年に一つの株式会社へ畳み直したのか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "tts-focus-1981",
      "url": "/tse/4530/decisions/tts-focus-1981/",
      "api_url": "/api/4530/decisions/tts-focus-1981.json",
      "year": 1981,
      "month": 5,
      "type": "transformation",
      "tags": [
        "pf-focus",
        "st-tech",
        "tr-turnaround"
      ],
      "title": "赤字決算を受けた経皮吸収型製剤への経営資源集中",
      "subtitle": "大衆薬のサロンパスで食べてきた会社が、なぜ総合路線を捨てて貼り薬一本に絞り込んだのか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "ssp-rx-carveout-2005",
      "url": "/tse/4530/decisions/ssp-rx-carveout-2005/",
      "api_url": "/api/4530/decisions/ssp-rx-carveout-2005.json",
      "year": 2005,
      "month": null,
      "type": "acquisition",
      "tags": [
        "pf-diversify-related",
        "ma-pmi"
      ],
      "title": "エスエス製薬の医療用医薬品事業を吸収分割で譲り受け、医療用の品ぞろえを広げる",
      "subtitle": "貼付剤の単品依存を抜けるために、なぜ他社が手放す医療用事業を丸ごと引き取ったのか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "noven-acquisition-2009",
      "url": "/tse/4530/decisions/noven-acquisition-2009/",
      "api_url": "/api/4530/decisions/noven-acquisition-2009.json",
      "year": 2009,
      "month": 7,
      "type": "acquisition",
      "tags": [
        "ma-crossborder-out",
        "gl-expansion",
        "st-tech"
      ],
      "title": "米ノーベン・ファーマシューティカルズの株式公開買付けによる完全子会社化",
      "subtitle": "米国に医療用の足場を自前で作るか買うか——約430百万ドルで時間を買った選択",
      "status": "implemented",
      "status_label": "実施"
    }
  ],
  "by_type": [
    {
      "key": "acquisition",
      "count": 2,
      "url": "/api/4530/decisions/by-type/acquisition.json"
    },
    {
      "key": "merger",
      "count": 1,
      "url": "/api/4530/decisions/by-type/merger.json"
    },
    {
      "key": "transformation",
      "count": 1,
      "url": "/api/4530/decisions/by-type/transformation.json"
    }
  ],
  "by_decade": [
    {
      "key": "1950s",
      "count": 1,
      "url": "/api/4530/decisions/by-decade/1950s.json"
    },
    {
      "key": "1980s",
      "count": 1,
      "url": "/api/4530/decisions/by-decade/1980s.json"
    },
    {
      "key": "2000s",
      "count": 2,
      "url": "/api/4530/decisions/by-decade/2000s.json"
    }
  ]
}