{
  "spec_version": "3",
  "endpoint": "decisions",
  "stock_code": "7974",
  "company_name": "任天堂",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/7974/",
  "api_url": "/api/7974/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/7974/",
  "count": 7,
  "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": "founding-1889",
      "url": "/tse/7974/decisions/founding-1889/",
      "api_url": "/api/7974/decisions/founding-1889.json",
      "year": 1889,
      "month": 9,
      "type": "founding",
      "title": "任天堂創業——山内房治郎氏が京都で興した花札の手工製造と3代の家業承継",
      "subtitle": "セメント商家の副業から始めた花札製造を、山内房治郎氏はどのように全国へ広げたか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "diversification-1961",
      "url": "/tse/7974/decisions/diversification-1961/",
      "api_url": "/api/7974/decisions/diversification-1961.json",
      "year": 1961,
      "month": 6,
      "type": "new_business",
      "tags": [
        "pf-diversify-unrelated",
        "pf-focus"
      ],
      "title": "トランプ専業を脱するための多角化とその全敗",
      "subtitle": "本業の天井を破ろうとタクシー・即席食品・玩具の外へ広げた事業は、なぜことごとく失敗したのか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "famicom-1983",
      "url": "/tse/7974/decisions/famicom-1983/",
      "api_url": "/api/7974/decisions/famicom-1983.json",
      "year": 1983,
      "month": 7,
      "type": "transformation",
      "tags": [
        "bm-model-shift",
        "st-lowcost"
      ],
      "title": "任天堂のファミリーコンピュータ発売と低価格・ソフト収益モデルへの転換",
      "subtitle": "本体を安く配り、ソフトで長く稼ぐ――山内溥社長が挑んだ14,800円の家庭用ゲーム機",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "n64-sony-split-1996",
      "url": "/tse/7974/decisions/n64-sony-split-1996/",
      "api_url": "/api/7974/decisions/n64-sony-split-1996.json",
      "year": 1996,
      "month": 6,
      "type": "strategy",
      "tags": [
        "st-platform"
      ],
      "title": "任天堂のソニー連合との決別と64ビット機NINTENDO64の単独開発",
      "subtitle": "CD-ROM機の主導権とソフトのライセンス権を巡ってソニーと決別し、山内溥社長がカートリッジ式の単独路線を選んだ判断",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "pokemon-company-1998",
      "url": "/tse/7974/decisions/pokemon-company-1998/",
      "api_url": "/api/7974/decisions/pokemon-company-1998.json",
      "year": 1998,
      "month": 4,
      "type": "alliance",
      "tags": [
        "bm-model-shift",
        "st-brand"
      ],
      "title": "任天堂のポケモン株式会社共同設立とIP経営への移行",
      "subtitle": "ゲームボーイ延命の一過性ヒットを、キャラクターを一元管理する会社へ組み替えた判断",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "iwata-succession-2002",
      "url": "/tse/7974/decisions/iwata-succession-2002/",
      "api_url": "/api/7974/decisions/iwata-succession-2002.json",
      "year": 2002,
      "month": 5,
      "type": "succession",
      "tags": [
        "gv-succession",
        "gv-family"
      ],
      "title": "任天堂・山内溥氏から岩田聡氏への社長交代",
      "subtitle": "53年続いた創業家経営に、山内溥氏はなぜ自ら幕を引いたか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "switch2-launch-2025",
      "url": "/tse/7974/decisions/switch2-launch-2025/",
      "api_url": "/api/7974/decisions/switch2-launch-2025.json",
      "year": 2025,
      "month": 1,
      "type": "strategy",
      "title": "後継機「Nintendo Switch 2」の投入",
      "subtitle": "累計1億5000万台の初代Switchの後を、どう継ぐか——据置×携帯ハイブリッドの継承という一大意思決定",
      "status": "implemented",
      "status_label": "実施"
    }
  ],
  "by_type": [
    {
      "key": "alliance",
      "count": 1,
      "url": "/api/7974/decisions/by-type/alliance.json"
    },
    {
      "key": "founding",
      "count": 1,
      "url": "/api/7974/decisions/by-type/founding.json"
    },
    {
      "key": "new_business",
      "count": 1,
      "url": "/api/7974/decisions/by-type/new_business.json"
    },
    {
      "key": "strategy",
      "count": 2,
      "url": "/api/7974/decisions/by-type/strategy.json"
    },
    {
      "key": "succession",
      "count": 1,
      "url": "/api/7974/decisions/by-type/succession.json"
    },
    {
      "key": "transformation",
      "count": 1,
      "url": "/api/7974/decisions/by-type/transformation.json"
    }
  ],
  "by_decade": [
    {
      "key": "1880s",
      "count": 1,
      "url": "/api/7974/decisions/by-decade/1880s.json"
    },
    {
      "key": "1960s",
      "count": 1,
      "url": "/api/7974/decisions/by-decade/1960s.json"
    },
    {
      "key": "1980s",
      "count": 1,
      "url": "/api/7974/decisions/by-decade/1980s.json"
    },
    {
      "key": "1990s",
      "count": 2,
      "url": "/api/7974/decisions/by-decade/1990s.json"
    },
    {
      "key": "2000s",
      "count": 1,
      "url": "/api/7974/decisions/by-decade/2000s.json"
    },
    {
      "key": "2020s",
      "count": 1,
      "url": "/api/7974/decisions/by-decade/2020s.json"
    }
  ]
}