{
  "spec_version": "3",
  "endpoint": "decisions",
  "stock_code": "6178",
  "company_name": "日本郵政",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/6178/",
  "api_url": "/api/6178/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/6178/",
  "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": "ipo-2015",
      "url": "/tse/6178/decisions/ipo-2015/",
      "api_url": "/api/6178/decisions/ipo-2015.json",
      "year": 2015,
      "month": null,
      "type": "capital",
      "tags": [
        "cp-listing"
      ],
      "title": "日本郵政・ゆうちょ・かんぽ3社同時上場——最後の大型民営化",
      "subtitle": "純粋持株会社と金融2社を同時に上場させる「親子上場」で、西室泰三社長は最後の大型放出株をどう市場に託したか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "toll-acquisition-2015",
      "url": "/tse/6178/decisions/toll-acquisition-2015/",
      "api_url": "/api/6178/decisions/toll-acquisition-2015.json",
      "year": 2015,
      "month": 2,
      "type": "acquisition",
      "tags": [
        "ma-crossborder-out",
        "gl-entry",
        "gl-retreat"
      ],
      "title": "豪トール買収による国際物流への進出と巨額減損",
      "subtitle": "上場を控えた日本郵政の成長ストーリーは、なぜ6,200億円の高値づかみに終わったか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "aflac-investment-2018",
      "url": "/tse/6178/decisions/aflac-investment-2018/",
      "api_url": "/api/6178/decisions/aflac-investment-2018.json",
      "year": 2018,
      "month": 12,
      "type": "alliance",
      "tags": [
        "cp-crossholding"
      ],
      "title": "米アフラックへの7％出資と持分法適用をめざす戦略提携",
      "subtitle": "豪トール減損の後、日本郵政はなぜ買収でなく「時間をかけた少数出資」を選んだか",
      "status": "implemented",
      "status_label": "実施"
    },
    {
      "slug": "kampo-misselling-2019",
      "url": "/tse/6178/decisions/kampo-misselling-2019/",
      "api_url": "/api/6178/decisions/kampo-misselling-2019.json",
      "year": 2019,
      "month": 12,
      "type": "governance",
      "tags": [
        "tr-scandal",
        "gv-board"
      ],
      "title": "かんぽ生命の不適切募集問題と、経営陣の引責・グループ統治の再建",
      "subtitle": "現場の「暴走」か、親子上場と過剰ノルマの帰結か——日本郵政グループはどこまで責任をたどったか",
      "status": "implemented",
      "status_label": "実施"
    }
  ],
  "by_type": [
    {
      "key": "acquisition",
      "count": 1,
      "url": "/api/6178/decisions/by-type/acquisition.json"
    },
    {
      "key": "alliance",
      "count": 1,
      "url": "/api/6178/decisions/by-type/alliance.json"
    },
    {
      "key": "capital",
      "count": 1,
      "url": "/api/6178/decisions/by-type/capital.json"
    },
    {
      "key": "governance",
      "count": 1,
      "url": "/api/6178/decisions/by-type/governance.json"
    }
  ],
  "by_decade": [
    {
      "key": "2010s",
      "count": 4,
      "url": "/api/6178/decisions/by-decade/2010s.json"
    }
  ]
}