{
  "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": "sushi",
    "pref": null,
    "op": "seibu",
    "limit": 500
  },
  "sector": {
    "slug": "sushi",
    "name": "寿司チェーン",
    "kind": "chain-only"
  },
  "unit": "駅約800m圏の事業所数",
  "total": 20,
  "returned": 20,
  "staleRows": 0,
  "stations": [
    {
      "slug": "ikebukuro",
      "name": "池袋",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "豊島区",
      "cityCode": "13116",
      "establishments": 8,
      "partial": false,
      "brands": 4,
      "riders2022": 2208470,
      "catchmentPop2020": 30545,
      "per10kRiders": 0.04,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "seibushinjuku",
      "name": "西武新宿",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "新宿区",
      "cityCode": "13104",
      "establishments": 7,
      "partial": false,
      "brands": 2,
      "riders2022": 135139,
      "catchmentPop2020": 28618,
      "per10kRiders": 0.52,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "takadanobaba",
      "name": "高田馬場",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "新宿区",
      "cityCode": "13104",
      "establishments": 3,
      "partial": false,
      "brands": 3,
      "riders2022": 739235,
      "catchmentPop2020": 36266,
      "per10kRiders": 0.04,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "genkaosamu",
      "name": "元加治",
      "pref": "saitama",
      "prefName": "埼玉県",
      "city": "入間市",
      "cityCode": "11225",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 6373,
      "catchmentPop2020": 5740,
      "per10kRiders": 1.57,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "hannou",
      "name": "飯能",
      "pref": "saitama",
      "prefName": "埼玉県",
      "city": "飯能市",
      "cityCode": "11209",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 26414,
      "catchmentPop2020": 10488,
      "per10kRiders": 0.38,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "hibarikeoka",
      "name": "ひばりヶ丘",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "西東京市",
      "cityCode": "13229",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 63812,
      "catchmentPop2020": 35538,
      "per10kRiders": 0.16,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "higashihannou",
      "name": "東飯能",
      "pref": "saitama",
      "prefName": "埼玉県",
      "city": "飯能市",
      "cityCode": "11209",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 15041,
      "catchmentPop2020": 9193,
      "per10kRiders": 0.66,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "higashimurayama",
      "name": "東村山",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "東村山市",
      "cityCode": "13213",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 70014,
      "catchmentPop2020": 17977,
      "per10kRiders": 0.14,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "higashinagasaki",
      "name": "東長崎",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "豊島区",
      "cityCode": "13116",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 24170,
      "catchmentPop2020": 44262,
      "per10kRiders": 0.41,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "higashiyamatoshi",
      "name": "東大和市",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "東大和市",
      "cityCode": "13220",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 21983,
      "catchmentPop2020": 12903,
      "per10kRiders": 0.45,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "iogi",
      "name": "井荻",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "杉並区",
      "cityCode": "13115",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 17126,
      "catchmentPop2020": 39404,
      "per10kRiders": 0.58,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "koigakubo",
      "name": "恋ヶ窪",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "国分寺市",
      "cityCode": "13214",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 11713,
      "catchmentPop2020": 23324,
      "per10kRiders": 0.85,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "kokubunji",
      "name": "国分寺",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "国分寺市",
      "cityCode": "13214",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 299915,
      "catchmentPop2020": 30749,
      "per10kRiders": 0.03,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "koukuukouen",
      "name": "航空公園",
      "pref": "saitama",
      "prefName": "埼玉県",
      "city": "所沢市",
      "cityCode": "11208",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 22428,
      "catchmentPop2020": 18698,
      "per10kRiders": 0.45,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "musashiseki",
      "name": "武蔵関",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "練馬区",
      "cityCode": "13120",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 27659,
      "catchmentPop2020": 32190,
      "per10kRiders": 0.36,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "nakamurahashi",
      "name": "中村橋",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "練馬区",
      "cityCode": "13120",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 35844,
      "catchmentPop2020": 38943,
      "per10kRiders": 0.28,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "sayamashi",
      "name": "狭山市",
      "pref": "saitama",
      "prefName": "埼玉県",
      "city": "狭山市",
      "cityCode": "11215",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 35140,
      "catchmentPop2020": 17258,
      "per10kRiders": 0.28,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "shinsayama",
      "name": "新狭山",
      "pref": "saitama",
      "prefName": "埼玉県",
      "city": "狭山市",
      "cityCode": "11215",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 16641,
      "catchmentPop2020": 10933,
      "per10kRiders": 0.6,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "tanashi",
      "name": "田無",
      "pref": "tokyo",
      "prefName": "東京都",
      "city": "西東京市",
      "cityCode": "13229",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 63936,
      "catchmentPop2020": 28670,
      "per10kRiders": 0.16,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    },
    {
      "slug": "tokorozawa",
      "name": "所沢",
      "pref": "saitama",
      "prefName": "埼玉県",
      "city": "所沢市",
      "cityCode": "11208",
      "establishments": 1,
      "partial": false,
      "brands": 1,
      "riders2022": 141163,
      "catchmentPop2020": 23591,
      "per10kRiders": 0.07,
      "medianYears": null,
      "asOf": "2026-08",
      "ridersDataCheck": false
    }
  ],
  "html": "https://analytics.skrrs-jp.com/ranking?sector=sushi&op=seibu",
  "csv": "https://analytics.skrrs-jp.com/csv/ranking.csv?sector=sushi&op=seibu",
  "caveats": [
    "駅800m圏は隣接駅と重なるため、駅どうしの数値を足してエリア合計にはできません（合算は /v1/cities.json）。",
    "この一覧は台帳を公開している自治体の駅のみを含みます。掲載されていない駅は「店が無い」ではなく「台帳が未公開」です。",
    "asOf（台帳の最終収載月）は駅ごとに異なります。時点が違う駅どうしの単純比較は、更新の止まっている駅を過小に見せます。",
    "ridersDataCheck=true は乗降客数（riders2022）に桁・重複合算の疑いがあり出典データの確認が必要な駅です。per10kRiders はこの値を分母にしているため、あわせてご確認ください。"
  ],
  "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": "2026-08-19T19:09:54.345Z"
}