{
 "generated_at": "2026-10-14T22:54:24+09:00",
 "data_through": "2026-04-17",
 "source": [
  {
   "name": "3D都市モデル（Project PLATEAU）東京都23区（2025年度）",
   "publisher": "国土交通省",
   "url": "https://www.geospatial.jp/ckan/dataset/plateau-13119-itabashi-ku-2025",
   "license": "公共データ利用規約 第1.0版（PDL1.0、CC BY 4.0 互換）。tokeilab が加工"
  },
  {
   "name": "国勢調査 小地域境界データ（令和2年）",
   "publisher": "総務省統計局（e-Stat）",
   "url": "https://www.e-stat.go.jp/",
   "license": "政府統計の総合窓口（e-Stat）利用規約（CC BY 4.0 互換）。tokeilab が加工"
  },
  {
   "name": "郵便番号データ（町域の読み）",
   "publisher": "日本郵便株式会社",
   "url": "https://www.post.japanpost.jp/service/search/zipcode/download/kogaki-zip.html",
   "license": "著作権の主張なし・自由に配布可。tokeilab が加工"
  }
 ],
 "license": "CC-BY-4.0",
 "license_notice": "CC BY 4.0, tokeilab。国土交通省 PLATEAU（PDL1.0）、e-Stat、日本郵便 郵便番号データを tokeilab が加工して作成。",
 "schema_url": "https://tokeilab.org/schema/sunlight/",
 "canonical_url": "https://tokeilab.org/sunlight/13119/13119048001/",
 "language": "ja",
 "notice": "これは計算による推定（シミュレーション）で、実測ではありません。樹木、バルコニー・ひさし、屋根の形、天気、データ作成後に建った建物や建て替えは反映していません。建物は箱型に単純化し、階の高さは一律 3 m と仮定しています。物件の購入・賃貸などの判断には、現地での確認や日影図などとあわせてお使いください。",
 "data": {
  "ward": {
   "ward_code": "13119",
   "name_ja": "板橋区",
   "name_en": "Itabashi City"
  },
  "town": {
   "town_code": "13119048001",
   "name_ja": "四葉一丁目",
   "full_name_ja": "東京都板橋区四葉一丁目",
   "kana": "ヨツバ",
   "name_en": "Yotsuba 1-chome",
   "name_en_auto": false,
   "lat": 35.7775,
   "lon": 139.6522
  },
  "stats": {
   "buildings": 652,
   "buildings_with_exterior_face": 652,
   "buildings_with_south_face": 643,
   "dec15_south_1f_q1": 0,
   "dec15_south_1f_median": 50,
   "dec15_south_1f_q3": 230,
   "share_dec15_best_top_2h": 0.8252,
   "dec15_best_top_q1": 160,
   "dec15_best_top_median": 280,
   "dec15_best_top_q3": 440,
   "annual_mean_best_top_mean": 401.8626,
   "mean_floors": 1.9816,
   "share_dec15_south_1f_2h": 0.3997,
   "highrise_share": 0,
   "edge_uncertain": 0,
   "height_uncertain": 4,
   "hist_dec15_best_top": [
    67,
    47,
    61,
    103,
    75,
    45,
    61,
    72,
    75,
    46,
    0
   ],
   "hist_dec15_south_1f": [
    329,
    57,
    56,
    41,
    24,
    42,
    35,
    38,
    21,
    0,
    0
   ]
  },
  "residential": {
   "buildings": 554,
   "buildings_with_exterior_face": 554,
   "buildings_with_south_face": 547,
   "dec15_south_1f_q1": 0,
   "dec15_south_1f_median": 50,
   "dec15_south_1f_q3": 210,
   "share_dec15_best_top_2h": 0.8357,
   "dec15_best_top_q1": 172.5,
   "dec15_best_top_median": 280,
   "dec15_best_top_q3": 450,
   "annual_mean_best_top_mean": 408.2208,
   "mean_floors": 2.074,
   "share_dec15_south_1f_2h": 0.3876,
   "highrise_share": 0,
   "edge_uncertain": 0,
   "height_uncertain": 1,
   "hist_dec15_best_top": [
    53,
    38,
    48,
    91,
    64,
    38,
    51,
    60,
    68,
    43,
    0
   ],
   "hist_dec15_south_1f": [
    285,
    50,
    50,
    33,
    16,
    38,
    28,
    30,
    17,
    0,
    0
   ]
  },
  "usage_counts": {
   "401": 4,
   "402": 2,
   "411": 444,
   "412": 88,
   "413": 11,
   "415": 11,
   "422": 2,
   "431": 12,
   "454": 9,
   "461": 69
  },
  "top10_dec15_best_top": [
   "13119-bldg-2510260",
   "13119-bldg-86799",
   "13119-bldg-87173",
   "13119-bldg-87391",
   "13119-bldg-88037",
   "13119-bldg-2510331",
   "13119-bldg-86685",
   "13119-bldg-86875",
   "13119-bldg-86886",
   "13119-bldg-86956"
  ],
  "bottom10_dec15_best_top": [
   "13119-bldg-2510246",
   "13119-bldg-2510258",
   "13119-bldg-2510259",
   "13119-bldg-2510364",
   "13119-bldg-2511654",
   "13119-bldg-2511816",
   "13119-bldg-86925",
   "13119-bldg-87199",
   "13119-bldg-87236",
   "13119-bldg-88021"
  ],
  "links": {
   "map": "https://tokeilab.org/sunlight/map/?lat=35.7775&lon=139.6522&z=17",
   "buildings_api": "https://api.tokeilab.org/api/v1/sunlight/town/13119048001/buildings?page=1",
   "building_api": "https://api.tokeilab.org/api/v1/sunlight/building/{building_id}",
   "building_page": "https://tokeilab.org/sunlight/building/?id={building_id}"
  },
  "model": {
   "params_hash": "00cbc2db66",
   "model_version": "2",
   "methodology": "https://tokeilab.org/sunlight/methodology/"
  }
 }
}