{
  "schema_version": "jp-election-municipality-boundary-catalog.v1",
  "dataset": "municipality-boundary-geoshape-2020",
  "generated_at": "2026-06-13T13:05:53Z",
  "source_release_version": "geoshape-2020-graph-shard-2026-04-25",
  "source_repository_url": "https://github.com/conv4ja/geoshapes-jp-static",
  "source_upstream_url": "https://geoshape.ex.nii.ac.jp/city/",
  "selector": {
    "primary_selector_field": "prefecture_code",
    "join_key": "properties.jis_code"
  },
  "shards": [
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      "prefecture_code": "01",
      "feature_count": 198,
      "relative_file": "by-prefecture/01.geojson"
    },
    {
      "prefecture_code": "02",
      "feature_count": 40,
      "relative_file": "by-prefecture/02.geojson"
    },
    {
      "prefecture_code": "03",
      "feature_count": 33,
      "relative_file": "by-prefecture/03.geojson"
    },
    {
      "prefecture_code": "04",
      "feature_count": 44,
      "relative_file": "by-prefecture/04.geojson"
    },
    {
      "prefecture_code": "05",
      "feature_count": 25,
      "relative_file": "by-prefecture/05.geojson"
    },
    {
      "prefecture_code": "06",
      "feature_count": 35,
      "relative_file": "by-prefecture/06.geojson"
    },
    {
      "prefecture_code": "07",
      "feature_count": 59,
      "relative_file": "by-prefecture/07.geojson"
    },
    {
      "prefecture_code": "08",
      "feature_count": 44,
      "relative_file": "by-prefecture/08.geojson"
    },
    {
      "prefecture_code": "09",
      "feature_count": 25,
      "relative_file": "by-prefecture/09.geojson"
    },
    {
      "prefecture_code": "10",
      "feature_count": 35,
      "relative_file": "by-prefecture/10.geojson"
    },
    {
      "prefecture_code": "11",
      "feature_count": 82,
      "relative_file": "by-prefecture/11.geojson"
    },
    {
      "prefecture_code": "12",
      "feature_count": 65,
      "relative_file": "by-prefecture/12.geojson"
    },
    {
      "prefecture_code": "13",
      "feature_count": 62,
      "relative_file": "by-prefecture/13.geojson"
    },
    {
      "prefecture_code": "14",
      "feature_count": 86,
      "relative_file": "by-prefecture/14.geojson"
    },
    {
      "prefecture_code": "15",
      "feature_count": 45,
      "relative_file": "by-prefecture/15.geojson"
    },
    {
      "prefecture_code": "16",
      "feature_count": 15,
      "relative_file": "by-prefecture/16.geojson"
    },
    {
      "prefecture_code": "17",
      "feature_count": 19,
      "relative_file": "by-prefecture/17.geojson"
    },
    {
      "prefecture_code": "18",
      "feature_count": 17,
      "relative_file": "by-prefecture/18.geojson"
    },
    {
      "prefecture_code": "19",
      "feature_count": 27,
      "relative_file": "by-prefecture/19.geojson"
    },
    {
      "prefecture_code": "20",
      "feature_count": 77,
      "relative_file": "by-prefecture/20.geojson"
    },
    {
      "prefecture_code": "21",
      "feature_count": 42,
      "relative_file": "by-prefecture/21.geojson"
    },
    {
      "prefecture_code": "22",
      "feature_count": 46,
      "relative_file": "by-prefecture/22.geojson"
    },
    {
      "prefecture_code": "23",
      "feature_count": 85,
      "relative_file": "by-prefecture/23.geojson"
    },
    {
      "prefecture_code": "24",
      "feature_count": 29,
      "relative_file": "by-prefecture/24.geojson"
    },
    {
      "prefecture_code": "25",
      "feature_count": 19,
      "relative_file": "by-prefecture/25.geojson"
    },
    {
      "prefecture_code": "26",
      "feature_count": 47,
      "relative_file": "by-prefecture/26.geojson"
    },
    {
      "prefecture_code": "27",
      "feature_count": 103,
      "relative_file": "by-prefecture/27.geojson"
    },
    {
      "prefecture_code": "28",
      "feature_count": 58,
      "relative_file": "by-prefecture/28.geojson"
    },
    {
      "prefecture_code": "29",
      "feature_count": 39,
      "relative_file": "by-prefecture/29.geojson"
    },
    {
      "prefecture_code": "30",
      "feature_count": 30,
      "relative_file": "by-prefecture/30.geojson"
    },
    {
      "prefecture_code": "31",
      "feature_count": 19,
      "relative_file": "by-prefecture/31.geojson"
    },
    {
      "prefecture_code": "32",
      "feature_count": 19,
      "relative_file": "by-prefecture/32.geojson"
    },
    {
      "prefecture_code": "33",
      "feature_count": 34,
      "relative_file": "by-prefecture/33.geojson"
    },
    {
      "prefecture_code": "34",
      "feature_count": 38,
      "relative_file": "by-prefecture/34.geojson"
    },
    {
      "prefecture_code": "35",
      "feature_count": 19,
      "relative_file": "by-prefecture/35.geojson"
    },
    {
      "prefecture_code": "36",
      "feature_count": 24,
      "relative_file": "by-prefecture/36.geojson"
    },
    {
      "prefecture_code": "37",
      "feature_count": 17,
      "relative_file": "by-prefecture/37.geojson"
    },
    {
      "prefecture_code": "38",
      "feature_count": 20,
      "relative_file": "by-prefecture/38.geojson"
    },
    {
      "prefecture_code": "39",
      "feature_count": 34,
      "relative_file": "by-prefecture/39.geojson"
    },
    {
      "prefecture_code": "40",
      "feature_count": 86,
      "relative_file": "by-prefecture/40.geojson"
    },
    {
      "prefecture_code": "41",
      "feature_count": 20,
      "relative_file": "by-prefecture/41.geojson"
    },
    {
      "prefecture_code": "42",
      "feature_count": 21,
      "relative_file": "by-prefecture/42.geojson"
    },
    {
      "prefecture_code": "43",
      "feature_count": 54,
      "relative_file": "by-prefecture/43.geojson"
    },
    {
      "prefecture_code": "44",
      "feature_count": 18,
      "relative_file": "by-prefecture/44.geojson"
    },
    {
      "prefecture_code": "45",
      "feature_count": 26,
      "relative_file": "by-prefecture/45.geojson"
    },
    {
      "prefecture_code": "46",
      "feature_count": 43,
      "relative_file": "by-prefecture/46.geojson"
    },
    {
      "prefecture_code": "47",
      "feature_count": 41,
      "relative_file": "by-prefecture/47.geojson"
    }
  ],
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    {
      "region_id": "hokkaido",
      "region_name": "北海道地方",
      "prefecture_codes": [
        "01"
      ],
      "feature_count": 198,
      "relative_file": "by-region/hokkaido.geojson"
    },
    {
      "region_id": "tohoku",
      "region_name": "東北地方",
      "prefecture_codes": [
        "02",
        "03",
        "04",
        "05",
        "06",
        "07"
      ],
      "feature_count": 236,
      "relative_file": "by-region/tohoku.geojson"
    },
    {
      "region_id": "kanto",
      "region_name": "関東地方",
      "prefecture_codes": [
        "08",
        "09",
        "10",
        "11",
        "12",
        "13",
        "14"
      ],
      "feature_count": 399,
      "relative_file": "by-region/kanto.geojson"
    },
    {
      "region_id": "chubu",
      "region_name": "中部地方",
      "prefecture_codes": [
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        "16",
        "17",
        "18",
        "19",
        "20",
        "21",
        "22",
        "23"
      ],
      "feature_count": 373,
      "relative_file": "by-region/chubu.geojson"
    },
    {
      "region_id": "kinki",
      "region_name": "近畿地方",
      "prefecture_codes": [
        "24",
        "25",
        "26",
        "27",
        "28",
        "29",
        "30"
      ],
      "feature_count": 325,
      "relative_file": "by-region/kinki.geojson"
    },
    {
      "region_id": "chugoku",
      "region_name": "中国地方",
      "prefecture_codes": [
        "31",
        "32",
        "33",
        "34",
        "35"
      ],
      "feature_count": 129,
      "relative_file": "by-region/chugoku.geojson"
    },
    {
      "region_id": "shikoku",
      "region_name": "四国地方",
      "prefecture_codes": [
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        "37",
        "38",
        "39"
      ],
      "feature_count": 95,
      "relative_file": "by-region/shikoku.geojson"
    },
    {
      "region_id": "kyushu-okinawa",
      "region_name": "九州・沖縄地方",
      "prefecture_codes": [
        "40",
        "41",
        "42",
        "43",
        "44",
        "45",
        "46",
        "47"
      ],
      "feature_count": 309,
      "relative_file": "by-region/kyushu-okinawa.geojson"
    }
  ],
  "rollup_parent_selectors": [
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      "municipality_name": "札幌市",
      "source_code5_count": 10,
      "source_code5": [
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        "01102",
        "01103",
        "01104",
        "01105",
        "01106",
        "01107",
        "01108",
        "01109",
        "01110"
      ]
    },
    {
      "jis_code": "041009",
      "municipality_name": "仙台市",
      "source_code5_count": 5,
      "source_code5": [
        "04101",
        "04102",
        "04103",
        "04104",
        "04105"
      ]
    },
    {
      "jis_code": "111007",
      "municipality_name": "さいたま市",
      "source_code5_count": 10,
      "source_code5": [
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        "11102",
        "11103",
        "11104",
        "11105",
        "11106",
        "11107",
        "11108",
        "11109",
        "11110"
      ]
    },
    {
      "jis_code": "121002",
      "municipality_name": "千葉市",
      "source_code5_count": 6,
      "source_code5": [
        "12101",
        "12102",
        "12103",
        "12104",
        "12105",
        "12106"
      ]
    },
    {
      "jis_code": "141500",
      "municipality_name": "相模原市",
      "source_code5_count": 3,
      "source_code5": [
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        "14152",
        "14153"
      ]
    },
    {
      "jis_code": "141003",
      "municipality_name": "横浜市",
      "source_code5_count": 18,
      "source_code5": [
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        "14102",
        "14103",
        "14104",
        "14105",
        "14106",
        "14107",
        "14108",
        "14109",
        "14110",
        "14111",
        "14112",
        "14113",
        "14114",
        "14115",
        "14116",
        "14117",
        "14118"
      ]
    },
    {
      "jis_code": "141305",
      "municipality_name": "川崎市",
      "source_code5_count": 7,
      "source_code5": [
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        "14132",
        "14133",
        "14134",
        "14135",
        "14136",
        "14137"
      ]
    },
    {
      "jis_code": "151009",
      "municipality_name": "新潟市",
      "source_code5_count": 8,
      "source_code5": [
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        "15102",
        "15103",
        "15104",
        "15105",
        "15106",
        "15107",
        "15108"
      ]
    },
    {
      "jis_code": "221309",
      "municipality_name": "浜松市",
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      "source_code5": [
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        "22132",
        "22133",
        "22134",
        "22135",
        "22136",
        "22137",
        "22138",
        "22139",
        "22140"
      ]
    },
    {
      "jis_code": "221007",
      "municipality_name": "静岡市",
      "source_code5_count": 3,
      "source_code5": [
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        "22102",
        "22103"
      ]
    },
    {
      "jis_code": "231002",
      "municipality_name": "名古屋市",
      "source_code5_count": 16,
      "source_code5": [
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        "23102",
        "23103",
        "23104",
        "23105",
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      ]
    },
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      "municipality_name": "京都市",
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      "source_code5": [
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        "26103",
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        "26105",
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        "26111"
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    },
    {
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      "municipality_name": "大阪市",
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        "27120",
        "27121",
        "27122",
        "27123",
        "27124",
        "27125",
        "27126",
        "27127",
        "27128"
      ]
    },
    {
      "jis_code": "271403",
      "municipality_name": "堺市",
      "source_code5_count": 7,
      "source_code5": [
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        "27142",
        "27143",
        "27144",
        "27145",
        "27146",
        "27147"
      ]
    },
    {
      "jis_code": "281000",
      "municipality_name": "神戸市",
      "source_code5_count": 9,
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    },
    {
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      "municipality_name": "岡山市",
      "source_code5_count": 4,
      "source_code5": [
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        "33102",
        "33103",
        "33104"
      ]
    },
    {
      "jis_code": "341002",
      "municipality_name": "広島市",
      "source_code5_count": 8,
      "source_code5": [
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        "34102",
        "34103",
        "34104",
        "34105",
        "34106",
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      ]
    },
    {
      "jis_code": "401005",
      "municipality_name": "北九州市",
      "source_code5_count": 7,
      "source_code5": [
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        "40103",
        "40105",
        "40106",
        "40107",
        "40108",
        "40109"
      ]
    },
    {
      "jis_code": "401307",
      "municipality_name": "福岡市",
      "source_code5_count": 7,
      "source_code5": [
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        "40132",
        "40133",
        "40134",
        "40135",
        "40136",
        "40137"
      ]
    },
    {
      "jis_code": "431001",
      "municipality_name": "熊本市",
      "source_code5_count": 5,
      "source_code5": [
        "43101",
        "43102",
        "43103",
        "43104",
        "43105"
      ]
    }
  ],
  "missing_source_codes": [
    {
      "source_code5": "22138",
      "error": "HTTP 404"
    },
    {
      "source_code5": "22139",
      "error": "HTTP 404"
    },
    {
      "source_code5": "22140",
      "error": "HTTP 404"
    }
  ]
}