{
  "spec_version": "4",
  "endpoint": "ceo",
  "stock_code": "8198",
  "company_name": "ヤオハン",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/8198/ceo/",
  "api_url": "/api/8198/ceo.json",
  "updated": "2026-09-18",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/8198/ceo/",
  "source": {
    "ceo": {
      "primary": [
        "有価証券報告書（役員の状況）"
      ],
      "extraction": "EDINET の XBRL から機械抽出した役員表を土台に、雑誌記事・社史・報道で経歴と出自を補完",
      "caveat": "在任区間は career の is_ceo_appointed が正本。退任年月は次の代の就任年月から決まる"
    }
  },
  "count": 3,
  "ceo": [
    {
      "slug": "wada-kazuo",
      "name": "和田一夫",
      "kana": "わだ　かずお",
      "origin": "創業家（1951年入社）。創業者・和田良平の長男として八百半商店に入り、1962年の八百半デパート発足とともに33歳で社長に就任した",
      "origin_type": "創業家",
      "hometown": null,
      "education": "日本大学経済学部 (1951)",
      "prev_role": null,
      "career": [
        {
          "company": "八百半商店",
          "from": "1951-03",
          "to": null,
          "roles": [
            {
              "date": "1951-03",
              "role": "入社"
            }
          ]
        },
        {
          "company": "八百半デパート",
          "from": "1962-07",
          "to": 1989,
          "roles": [
            {
              "date": "1962-07",
              "role": "取締役社長",
              "is_ceo_appointed": true
            },
            {
              "date": "1989",
              "role": "社長退任（次期社長登用による推定）",
              "is_ceo_retired": true,
              "retirement_basis": "next_ceo"
            }
          ]
        },
        {
          "company": "国際流通グループヤオハン",
          "from": "1989-08",
          "to": "1997-09",
          "roles": [
            {
              "date": "1989-08",
              "role": "代表"
            }
          ]
        }
      ],
      "html_url": "https://the-shashi.com/tse/8198/executives/ceo/wada-kazuo/",
      "term_start": "1962-07",
      "term_end": "1989"
    },
    {
      "slug": "wada-terumasa",
      "name": "和田晃昌",
      "kana": "わだ　てるまさ",
      "origin": "創業家（1955年入社）。和田一夫の弟。1969年に八百半デパートの副社長となり、1989年に兄の後を継いで社長に就任した",
      "origin_type": "創業家",
      "hometown": null,
      "education": null,
      "prev_role": "副社長",
      "career": [
        {
          "company": "八百半食品デパート",
          "from": 1955,
          "to": null,
          "roles": [
            {
              "date": "1955",
              "role": "入社"
            }
          ]
        },
        {
          "company": "八百半デパート",
          "from": null,
          "to": null,
          "roles": [
            {
              "date": "1969",
              "role": "副社長"
            }
          ]
        },
        {
          "company": "ヤオハンジャパン",
          "from": 1989,
          "to": "1996-12",
          "roles": [
            {
              "date": "1989",
              "role": "代表取締役社長",
              "is_ceo_appointed": true
            },
            {
              "date": "1997-01",
              "role": "社長退任（次期社長登用による推定）",
              "is_ceo_retired": true,
              "retirement_basis": "next_ceo"
            }
          ]
        }
      ],
      "html_url": "https://the-shashi.com/tse/8198/executives/ceo/wada-terumasa/",
      "term_start": "1989",
      "term_end": "1997-01"
    },
    {
      "slug": "wada-mitsumasa",
      "name": "和田光正",
      "kana": "わだ　みつまさ",
      "origin": "創業家（1968年入社）。和田一夫の弟。伊藤忠商事を経て1968年に八百半デパートへ入社し、常務・専務・副社長を歴任して1997年1月に社長へ就任した",
      "origin_type": "創業家",
      "hometown": "静岡県熱海市",
      "education": "慶應義塾大学商学部 (1961)",
      "prev_role": "副社長",
      "career": [
        {
          "company": "伊藤忠商事",
          "from": 1961,
          "to": "1968-03",
          "roles": [
            {
              "date": "1961",
              "role": "入社"
            }
          ]
        },
        {
          "company": "八百半デパート",
          "from": "1968-04",
          "to": null,
          "roles": [
            {
              "date": "1968-04",
              "role": "入社"
            },
            {
              "date": "1968-08",
              "role": "取締役"
            },
            {
              "date": "1969",
              "role": "常務取締役"
            },
            {
              "date": "1987",
              "role": "専務取締役"
            }
          ]
        },
        {
          "company": "ヤオハンジャパン",
          "from": null,
          "to": "1997-09",
          "roles": [
            {
              "date": "1989",
              "role": "副社長"
            },
            {
              "date": "1997-01",
              "role": "代表取締役社長",
              "is_ceo_appointed": true
            }
          ]
        }
      ],
      "html_url": "https://the-shashi.com/tse/8198/executives/ceo/wada-mitsumasa/",
      "term_start": "1997-01",
      "term_end": null
    }
  ]
}