{
  "spec_version": "3",
  "endpoint": "decisions",
  "stock_code": "4578",
  "company_name": "大塚HD",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4578/",
  "api_url": "/api/4578/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/4578/",
  "count": 3,
  "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": "otsuka-pharma-spinoff-1964",
      "url": "/tse/4578/decisions/otsuka-pharma-spinoff-1964/",
      "api_url": "/api/4578/decisions/otsuka-pharma-spinoff-1964.json",
      "year": 1964,
      "month": 8,
      "type": "reorganization",
      "tags": [
        "cp-spinoff",
        "bm-model-shift",
        "gv-family"
      ],
      "title": "医薬品事業の分社による大塚製薬の設立と二階建てモデルの構築",
      "subtitle": "他社模倣に傾いたグループから、自社開発を担う一社をどう切り出したか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "pharmavite-acquisition-1989",
      "url": "/tse/4578/decisions/pharmavite-acquisition-1989/",
      "api_url": "/api/4578/decisions/pharmavite-acquisition-1989.json",
      "year": 1989,
      "month": 1,
      "type": "acquisition",
      "tags": [
        "ma-crossborder-out",
        "pf-diversify-related",
        "gl-entry",
        "st-brand"
      ],
      "title": "米ファーマバイトの経営権取得と健康食品ブランド「ネイチャーメイド」の獲得",
      "subtitle": "日本にサプリメント市場がない時代に、大塚明彦社長はなぜ米国の健康食品会社を買ったか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "holding-company-listing-2010",
      "url": "/tse/4578/decisions/holding-company-listing-2010/",
      "api_url": "/api/4578/decisions/holding-company-listing-2010.json",
      "year": 2010,
      "month": 12,
      "type": "capital",
      "tags": [
        "cp-listing",
        "cp-holdings",
        "gv-family"
      ],
      "title": "持株会社への移行と公募・売出約2200億円による東証一部への遅い上場",
      "subtitle": "製薬大手として最後発の上場で、創業家はグループ統治をどう残したか",
      "status": "implemented",
      "status_label": "実施"
    }
  ],
  "by_type": [
    {
      "key": "acquisition",
      "count": 1,
      "url": "/api/4578/decisions/by-type/acquisition.json"
    },
    {
      "key": "capital",
      "count": 1,
      "url": "/api/4578/decisions/by-type/capital.json"
    },
    {
      "key": "reorganization",
      "count": 1,
      "url": "/api/4578/decisions/by-type/reorganization.json"
    }
  ],
  "by_decade": [
    {
      "key": "1960s",
      "count": 1,
      "url": "/api/4578/decisions/by-decade/1960s.json"
    },
    {
      "key": "1980s",
      "count": 1,
      "url": "/api/4578/decisions/by-decade/1980s.json"
    },
    {
      "key": "2010s",
      "count": 1,
      "url": "/api/4578/decisions/by-decade/2010s.json"
    }
  ]
}