{
  "spec_version": "5",
  "endpoint": "ceo-person",
  "stock_code": "5231",
  "company_name": "日本セメント",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/5231/executives/ceo/asano-soichiro/",
  "api_url": "/api/5231/ceo/asano-soichiro.json",
  "updated": "2026-10-27",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/5231/executives/ceo/asano-soichiro/",
  "source": {
    "person": {
      "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"
    }
  },
  "person": {
    "slug": "asano-soichiro",
    "name": "浅野総一郎",
    "kana": "あさの　そういちろう",
    "origin": "創業者（1883年創業）。郷里の越中から上京して横浜で石炭商を営み、官営深川セメント工場の貸下げを受けて浅野工場を興した",
    "origin_type": "創業家",
    "milestone": "創業者",
    "hometown": "越中国氷見郡藪田村（現・富山県氷見市）",
    "birthdate": "1848",
    "education": null,
    "prev_role": "石炭商",
    "career": [
      {
        "company": "浅野セメント",
        "from": "1883-04",
        "to": "1930-11",
        "roles": [
          {
            "date": "1883-04",
            "role": "工部省深川工作分局セメント工場の貸下げを受け創業（初代社長）",
            "is_ceo_appointed": true
          },
          {
            "date": "1884-07",
            "role": "官営工場の払下げを受け匿名組合浅野工場を発足"
          },
          {
            "date": "1898-02",
            "role": "浅野セメント合資会社に改組"
          },
          {
            "date": "1912-10",
            "role": "浅野セメント（株式会社）を設立"
          },
          {
            "date": "1930-11",
            "role": "死去"
          }
        ]
      }
    ],
    "references": [
      {
        "source": "八十年史（日本セメント、1963年）年譜",
        "for": [
          "hometown",
          "birthdate"
        ]
      },
      {
        "source": "百年史（日本セメント、1983年）第1章 創業時代",
        "url": "https://dl.ndl.go.jp/pid/11956329",
        "for": [
          "career",
          "origin"
        ]
      },
      {
        "source": "浅野總一郎（浅野泰治郎・浅野良三著）国立国会図書館サーチの書誌（アサノ ソウイチロウ）",
        "for": [
          "kana"
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/5231/executives/ceo/asano-soichiro/",
    "term_start": "1883-04",
    "term_end": "1930-12",
    "api_url": "https://the-shashi.com/api/5231/ceo/asano-soichiro.json",
    "list_api_url": "https://the-shashi.com/api/5231/ceo.json",
    "predecessor": null,
    "successor": {
      "slug": "asano-taijiro",
      "name": "浅野泰治郎",
      "api_url": "https://the-shashi.com/api/5231/ceo/asano-taijiro.json"
    }
  }
}