{
  "asOf": {
    "oldest": "2026-08",
    "newest": "2026-08"
  },
  "acquired": "2026-08",
  "source": "各社が公表する店舗一覧から当社集計（掲載チェーンのみ・業態の全数ではありません）",
  "sourceKind": "chain-only",
  "query": {
    "sector": "fastfood",
    "pref": "chiba"
  },
  "sector": {
    "slug": "fastfood",
    "name": "ファストフード・牛丼",
    "kind": "chain-only"
  },
  "unit": "市区町村内の事業所数（行政区域単位・重なりなし）",
  "censusReference": null,
  "total": 42,
  "sumEstablishments": 496,
  "staleRows": 0,
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      "cityCode": "12204",
      "name": "船橋市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "daytimePopulation": 542642,
      "daytimeRatio": 84.4,
      "per10kPopulation": 0.69,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12207",
      "name": "松戸市",
      "pref": "chiba",
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      "per10kPopulation": 0.88,
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    },
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      "name": "柏市",
      "pref": "chiba",
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      "per10kPopulation": 0.91,
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    },
    {
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      "name": "市川市",
      "pref": "chiba",
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      "per10kPopulation": 0.77,
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    },
    {
      "cityCode": "12101",
      "name": "千葉市中央区",
      "pref": "chiba",
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      "daytimeRatio": 122.3,
      "per10kPopulation": 1.21,
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    },
    {
      "cityCode": "12221",
      "name": "八千代市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 7,
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      "per10kPopulation": 0.97,
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    },
    {
      "cityCode": "12216",
      "name": "習志野市",
      "pref": "chiba",
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      "brands": 7,
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      "daytimeRatio": 90.3,
      "per10kPopulation": 1.13,
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    },
    {
      "cityCode": "12211",
      "name": "成田市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 5,
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      "daytimeRatio": 121.9,
      "per10kPopulation": 1.41,
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    },
    {
      "cityCode": "12219",
      "name": "市原市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 7,
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      "daytimeRatio": 95.1,
      "per10kPopulation": 0.69,
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    },
    {
      "cityCode": "12220",
      "name": "流山市",
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    },
    {
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      "name": "千葉市美浜区",
      "pref": "chiba",
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      "per10kPopulation": 1.02,
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    },
    {
      "cityCode": "12102",
      "name": "千葉市花見川区",
      "pref": "chiba",
      "prefName": "千葉県",
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      "per10kPopulation": 0.9,
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    {
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      "name": "浦安市",
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    },
    {
      "cityCode": "12212",
      "name": "佐倉市",
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    },
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      "pref": "chiba",
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      "brands": 6,
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    },
    {
      "cityCode": "12206",
      "name": "木更津市",
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    {
      "cityCode": "12105",
      "name": "千葉市緑区",
      "pref": "chiba",
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      "per10kPopulation": 0.94,
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    },
    {
      "cityCode": "12231",
      "name": "印西市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "per10kPopulation": 0.91,
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    },
    {
      "cityCode": "12224",
      "name": "鎌ヶ谷市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 5,
      "censusEstablishments2021": null,
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      "per10kPopulation": 0.82,
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    },
    {
      "cityCode": "12222",
      "name": "我孫子市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 6,
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      "population": 130841,
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      "per10kPopulation": 0.61,
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    },
    {
      "cityCode": "12210",
      "name": "茂原市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 7,
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      "per10kPopulation": 0.84,
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    },
    {
      "cityCode": "12236",
      "name": "香取市",
      "pref": "chiba",
      "prefName": "千葉県",
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    },
    {
      "cityCode": "12230",
      "name": "八街市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 5,
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      "daytimePopulation": 57212,
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      "per10kPopulation": 0.92,
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    },
    {
      "cityCode": "12213",
      "name": "東金市",
      "pref": "chiba",
      "prefName": "千葉県",
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    },
    {
      "cityCode": "12233",
      "name": "富里市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 5,
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      "per10kPopulation": 1,
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    {
      "cityCode": "12228",
      "name": "四街道市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "per10kPopulation": 0.53,
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    },
    {
      "cityCode": "12215",
      "name": "旭市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "per10kPopulation": 0.84,
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    },
    {
      "cityCode": "12104",
      "name": "千葉市若葉区",
      "pref": "chiba",
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    },
    {
      "cityCode": "12225",
      "name": "君津市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "population": 77213,
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      "per10kPopulation": 0.52,
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    },
    {
      "cityCode": "12202",
      "name": "銚子市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 3,
      "censusEstablishments2021": null,
      "population": 51282,
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      "per10kPopulation": 0.78,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12229",
      "name": "袖ヶ浦市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 2,
      "censusEstablishments2021": null,
      "population": 65072,
      "daytimePopulation": 60982,
      "daytimeRatio": 95.5,
      "per10kPopulation": 0.46,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12205",
      "name": "館山市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 2,
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      "daytimePopulation": 46470,
      "daytimeRatio": 102.9,
      "per10kPopulation": 0.72,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12322",
      "name": "印旛郡酒々井町",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 2,
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      "daytimePopulation": 17936,
      "daytimeRatio": 86.5,
      "per10kPopulation": 1.01,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12237",
      "name": "山武市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 2,
      "censusEstablishments2021": null,
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      "daytimeRatio": 89.5,
      "per10kPopulation": 0.45,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12235",
      "name": "匝瑳市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 2,
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    {
      "cityCode": "12223",
      "name": "鴨川市",
      "pref": "chiba",
      "prefName": "千葉県",
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      "brands": 2,
      "censusEstablishments2021": null,
      "population": 29210,
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      "daytimeRatio": 103.6,
      "per10kPopulation": 0.68,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12441",
      "name": "夷隅郡大多喜町",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": null,
      "population": 7787,
      "daytimePopulation": 9569,
      "daytimeRatio": 107.7,
      "per10kPopulation": 1.28,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12410",
      "name": "山武郡横芝光町",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": null,
      "population": 20297,
      "daytimePopulation": 19350,
      "daytimeRatio": 87.7,
      "per10kPopulation": 0.49,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12239",
      "name": "大網白里市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": null,
      "population": 45971,
      "daytimePopulation": 36853,
      "daytimeRatio": 76.6,
      "per10kPopulation": 0.22,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12238",
      "name": "いすみ市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": null,
      "population": 32063,
      "daytimePopulation": 31847,
      "daytimeRatio": 89.6,
      "per10kPopulation": 0.31,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12226",
      "name": "富津市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": null,
      "population": 38079,
      "daytimePopulation": 40178,
      "daytimeRatio": 94.6,
      "per10kPopulation": 0.26,
      "asOf": "2026-08"
    }
  ],
  "html": "https://analytics.skrrs-jp.com/cities?sector=fastfood&pref=chiba",
  "csv": "https://analytics.skrrs-jp.com/csv/cities.csv?sector=fastfood&pref=chiba",
  "caveats": [
    "掲載されているのは台帳を公開している市区のみです。sumEstablishments は1都3県の総数ではなく「掲載市区の合計」です。",
    "asOf は市区ごとに異なります。合計値は複数時点の混在であることにご注意ください。",
    "daytimeRatio（昼夜間人口比率）は 昼間人口2020 ÷ 夜間人口2020 × 100 です。population（住民基本台帳の月次推計）は分母ではありません。密度を人口で割るときは、この比率が高い市区ほど夜間人口が分母として不適切になります。"
  ],
  "license": "CC BY 4.0",
  "licenseUrl": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "Skrrs物件アナリティクス",
  "attributionExample": "出典: Skrrs物件アナリティクス（https://analytics.skrrs-jp.com）／CC BY 4.0",
  "documentation": "https://analytics.skrrs-jp.com/data",
  "methodology": "https://analytics.skrrs-jp.com/methodology",
  "generatedAt": "2026-08-19T10:29:26.305Z"
}