{
  "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": "ramen",
    "pref": "chiba"
  },
  "sector": {
    "slug": "ramen",
    "name": "ラーメンチェーン",
    "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": {
    "indCode": "76B",
    "indName": "中華料理店",
    "relation": "broad",
    "year": 2021,
    "note": "令和3年経済センサス‐活動調査（2021年6月1日現在・全事業所）。全数の基準値であり、台帳の数字とは時点も母集団も異なるため、差分や比率を計算しないでください。"
  },
  "total": 31,
  "sumEstablishments": 84,
  "staleRows": 0,
  "cities": [
    {
      "cityCode": "12207",
      "name": "松戸市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 11,
      "brands": 2,
      "censusEstablishments2021": 166,
      "population": 502535,
      "daytimePopulation": 410359,
      "daytimeRatio": 82.4,
      "per10kPopulation": 0.22,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12217",
      "name": "柏市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 10,
      "brands": 3,
      "censusEstablishments2021": 139,
      "population": 439696,
      "daytimePopulation": 391317,
      "daytimeRatio": 91.8,
      "per10kPopulation": 0.23,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12204",
      "name": "船橋市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 8,
      "brands": 2,
      "censusEstablishments2021": 204,
      "population": 653684,
      "daytimePopulation": 542642,
      "daytimeRatio": 84.4,
      "per10kPopulation": 0.12,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12101",
      "name": "千葉市中央区",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 6,
      "brands": 2,
      "censusEstablishments2021": 117,
      "population": 223630,
      "daytimePopulation": 258877,
      "daytimeRatio": 122.3,
      "per10kPopulation": 0.27,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12216",
      "name": "習志野市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 5,
      "brands": 2,
      "censusEstablishments2021": 52,
      "population": 176516,
      "daytimePopulation": 159155,
      "daytimeRatio": 90.3,
      "per10kPopulation": 0.28,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12203",
      "name": "市川市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 5,
      "brands": 1,
      "censusEstablishments2021": 144,
      "population": 505670,
      "daytimePopulation": 401213,
      "daytimeRatio": 80.8,
      "per10kPopulation": 0.1,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12221",
      "name": "八千代市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 4,
      "brands": 2,
      "censusEstablishments2021": 60,
      "population": 206872,
      "daytimePopulation": 170814,
      "daytimeRatio": 85.6,
      "per10kPopulation": 0.19,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12222",
      "name": "我孫子市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 3,
      "brands": 2,
      "censusEstablishments2021": 40,
      "population": 130841,
      "daytimePopulation": 106108,
      "daytimeRatio": 81.3,
      "per10kPopulation": 0.23,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12103",
      "name": "千葉市稲毛区",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 3,
      "brands": 2,
      "censusEstablishments2021": 49,
      "population": 160766,
      "daytimePopulation": 150682,
      "daytimeRatio": 93.8,
      "per10kPopulation": 0.19,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12229",
      "name": "袖ヶ浦市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 2,
      "censusEstablishments2021": 22,
      "population": 65072,
      "daytimePopulation": 60982,
      "daytimeRatio": 95.5,
      "per10kPopulation": 0.31,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12227",
      "name": "浦安市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 2,
      "censusEstablishments2021": 40,
      "population": 172905,
      "daytimePopulation": 164509,
      "daytimeRatio": 96,
      "per10kPopulation": 0.12,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12219",
      "name": "市原市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 2,
      "censusEstablishments2021": 102,
      "population": 259683,
      "daytimePopulation": 256438,
      "daytimeRatio": 95.1,
      "per10kPopulation": 0.08,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12211",
      "name": "成田市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 1,
      "censusEstablishments2021": 53,
      "population": 134348,
      "daytimePopulation": 161969,
      "daytimeRatio": 121.9,
      "per10kPopulation": 0.15,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12208",
      "name": "野田市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 2,
      "censusEstablishments2021": 62,
      "population": 151416,
      "daytimePopulation": 144223,
      "daytimeRatio": 94.5,
      "per10kPopulation": 0.13,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12206",
      "name": "木更津市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 2,
      "censusEstablishments2021": 68,
      "population": 136800,
      "daytimePopulation": 133208,
      "daytimeRatio": 97.8,
      "per10kPopulation": 0.15,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12106",
      "name": "千葉市美浜区",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 2,
      "brands": 2,
      "censusEstablishments2021": 34,
      "population": 156825,
      "daytimePopulation": 172522,
      "daytimeRatio": 115.8,
      "per10kPopulation": 0.13,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12239",
      "name": "大網白里市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 18,
      "population": 45971,
      "daytimePopulation": 36853,
      "daytimeRatio": 76.6,
      "per10kPopulation": 0.22,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12231",
      "name": "印西市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 30,
      "population": 110027,
      "daytimePopulation": 92936,
      "daytimeRatio": 90.6,
      "per10kPopulation": 0.09,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12228",
      "name": "四街道市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 24,
      "population": 94981,
      "daytimePopulation": 78056,
      "daytimeRatio": 83.4,
      "per10kPopulation": 0.11,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12225",
      "name": "君津市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 47,
      "population": 77213,
      "daytimePopulation": 80600,
      "daytimeRatio": 98,
      "per10kPopulation": 0.13,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12224",
      "name": "鎌ヶ谷市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 39,
      "population": 110231,
      "daytimePopulation": 88724,
      "daytimeRatio": 80.7,
      "per10kPopulation": 0.09,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12220",
      "name": "流山市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 42,
      "population": 216868,
      "daytimePopulation": 157255,
      "daytimeRatio": 78.7,
      "per10kPopulation": 0.05,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12215",
      "name": "旭市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 32,
      "population": 59560,
      "daytimePopulation": 59766,
      "daytimeRatio": 93.8,
      "per10kPopulation": 0.17,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12213",
      "name": "東金市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 36,
      "population": 56283,
      "daytimePopulation": 57978,
      "daytimeRatio": 99.6,
      "per10kPopulation": 0.18,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12212",
      "name": "佐倉市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 57,
      "population": 162977,
      "daytimePopulation": 144765,
      "daytimeRatio": 85.8,
      "per10kPopulation": 0.06,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12210",
      "name": "茂原市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 43,
      "population": 82952,
      "daytimePopulation": 82590,
      "daytimeRatio": 95.2,
      "per10kPopulation": 0.12,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12205",
      "name": "館山市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 35,
      "population": 41672,
      "daytimePopulation": 46470,
      "daytimeRatio": 102.9,
      "per10kPopulation": 0.24,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12202",
      "name": "銚子市",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 30,
      "population": 51282,
      "daytimePopulation": 57920,
      "daytimeRatio": 99.1,
      "per10kPopulation": 0.2,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12105",
      "name": "千葉市緑区",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 29,
      "population": 127979,
      "daytimePopulation": 104899,
      "daytimeRatio": 81.1,
      "per10kPopulation": 0.08,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12104",
      "name": "千葉市若葉区",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 43,
      "population": 144133,
      "daytimePopulation": 128104,
      "daytimeRatio": 87.2,
      "per10kPopulation": 0.07,
      "asOf": "2026-08"
    },
    {
      "cityCode": "12102",
      "name": "千葉市花見川区",
      "pref": "chiba",
      "prefName": "千葉県",
      "establishments": 1,
      "brands": 1,
      "censusEstablishments2021": 38,
      "population": 177770,
      "daytimePopulation": 141585,
      "daytimeRatio": 79.8,
      "per10kPopulation": 0.06,
      "asOf": "2026-08"
    }
  ],
  "html": "https://analytics.skrrs-jp.com/cities?sector=ramen&pref=chiba",
  "csv": "https://analytics.skrrs-jp.com/csv/cities.csv?sector=ramen&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": "2026-08-19T10:22:59.369Z"
}