{
  "schema_version": "jp-election-municipality-proportional-swing-graph.v1",
  "dataset_id": "jp-election-db.derived-shape.graph",
  "family": "graph",
  "dataset": "municipality-proportional-swing-2025-2026",
  "source_release_version": "2026-05-03-v050",
  "selector": {
    "prefecture_code": "23",
    "prefecture_name": "愛知県",
    "prefecture_name_en": "Aichi",
    "party_id": "ISH",
    "party_label": "維新",
    "party_label_en": "Japan Innovation Party (Ishin)",
    "scope": "prefecture",
    "ranking_id": "",
    "ranking_label": "",
    "ranking_label_en": ""
  },
  "comparison": {
    "comparison_key": "20250720_hc_pr__20260208_hr_block",
    "baseline_election_set_key": "20250720_hc",
    "baseline_election_date": "2025-07-20",
    "baseline_vote_system": "pr",
    "target_election_set_key": "20260208_hr",
    "target_election_date": "2026-02-08",
    "target_vote_system": "block"
  },
  "metric": {
    "primary_metric_id": "votes_change_rate_pct",
    "primary_metric_label": "票数増減率",
    "secondary_metric_id": "votes_delta",
    "secondary_metric_label": "票数差"
  },
  "summary": {
    "point_grain": "municipality",
    "point_count": 70,
    "municipality_count": 70,
    "min_votes_change_rate_pct": -11.353712,
    "max_votes_change_rate_pct": 108.333333
  },
  "municipalities": [
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "235636",
      "municipality_name": "豊根村",
      "municipality_name_en": "Toyone-mura",
      "baseline_votes": 12.0,
      "target_votes": 25.0,
      "votes_delta": 13.0,
      "votes_change_rate_pct": 108.333333,
      "baseline_vote_share_pct_muni": 2.154399,
      "target_vote_share_pct_muni": 4.378284,
      "vote_share_delta_pct_pt": 2.223885
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232319",
      "municipality_name": "田原市",
      "municipality_name_en": "Tahara-shi",
      "baseline_votes": 1381.0,
      "target_votes": 2613.0,
      "votes_delta": 1232.0,
      "votes_change_rate_pct": 89.210717,
      "baseline_vote_share_pct_muni": 4.619347,
      "target_vote_share_pct_muni": 8.408418,
      "vote_share_delta_pct_pt": 3.789071
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232327",
      "municipality_name": "愛西市",
      "municipality_name_en": "Aisai-shi",
      "baseline_votes": 1336.208,
      "target_votes": 2090.0,
      "votes_delta": 753.792,
      "votes_change_rate_pct": 56.412774,
      "baseline_vote_share_pct_muni": 4.731112,
      "target_vote_share_pct_muni": 7.274373,
      "vote_share_delta_pct_pt": 2.543261
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232017",
      "municipality_name": "豊橋市",
      "municipality_name_en": "Toyohashi-shi",
      "baseline_votes": 10898.258,
      "target_votes": 16532.0,
      "votes_delta": 5633.742,
      "votes_change_rate_pct": 51.693968,
      "baseline_vote_share_pct_muni": 5.876973,
      "target_vote_share_pct_muni": 9.629824,
      "vote_share_delta_pct_pt": 3.752851
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232084",
      "municipality_name": "津島市",
      "municipality_name_en": "Tsushima-shi",
      "baseline_votes": 1312.157,
      "target_votes": 1985.0,
      "votes_delta": 672.843,
      "votes_change_rate_pct": 51.277629,
      "baseline_vote_share_pct_muni": 4.936633,
      "target_vote_share_pct_muni": 7.497356,
      "vote_share_delta_pct_pt": 2.560723
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232351",
      "municipality_name": "弥富市",
      "municipality_name_en": "Yatomi-shi",
      "baseline_votes": 1016.0,
      "target_votes": 1504.0,
      "votes_delta": 488.0,
      "votes_change_rate_pct": 48.031496,
      "baseline_vote_share_pct_muni": 5.055732,
      "target_vote_share_pct_muni": 7.531297,
      "vote_share_delta_pct_pt": 2.475565
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232033",
      "municipality_name": "一宮市",
      "municipality_name_en": "Ichinomiya-shi",
      "baseline_votes": 11220.0,
      "target_votes": 16577.0,
      "votes_delta": 5357.0,
      "votes_change_rate_pct": 47.745098,
      "baseline_vote_share_pct_muni": 6.4842,
      "target_vote_share_pct_muni": 9.699768,
      "vote_share_delta_pct_pt": 3.215568
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "234257",
      "municipality_name": "蟹江町",
      "municipality_name_en": "Kanie-cho",
      "baseline_votes": 906.0,
      "target_votes": 1321.0,
      "votes_delta": 415.0,
      "votes_change_rate_pct": 45.80574,
      "baseline_vote_share_pct_muni": 5.513632,
      "target_vote_share_pct_muni": 8.00509,
      "vote_share_delta_pct_pt": 2.491458
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "234273",
      "municipality_name": "飛島村",
      "municipality_name_en": "Tobishima-mura",
      "baseline_votes": 98.0,
      "target_votes": 136.0,
      "votes_delta": 38.0,
      "votes_change_rate_pct": 38.77551,
      "baseline_vote_share_pct_muni": 4.347826,
      "target_vote_share_pct_muni": 5.978022,
      "vote_share_delta_pct_pt": 1.630196
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232203",
      "municipality_name": "稲沢市",
      "municipality_name_en": "Inazawa-shi",
      "baseline_votes": 3504.0,
      "target_votes": 4777.0,
      "votes_delta": 1273.0,
      "votes_change_rate_pct": 36.329909,
      "baseline_vote_share_pct_muni": 5.578818,
      "target_vote_share_pct_muni": 7.631234,
      "vote_share_delta_pct_pt": 2.052416
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232289",
      "municipality_name": "岩倉市",
      "municipality_name_en": "Iwakura-shi",
      "baseline_votes": 1352.0,
      "target_votes": 1814.0,
      "votes_delta": 462.0,
      "votes_change_rate_pct": 34.171598,
      "baseline_vote_share_pct_muni": 6.254626,
      "target_vote_share_pct_muni": 8.393097,
      "vote_share_delta_pct_pt": 2.138471
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232378",
      "municipality_name": "あま市",
      "municipality_name_en": "Ama-shi",
      "baseline_votes": 2229.0,
      "target_votes": 2955.0,
      "votes_delta": 726.0,
      "votes_change_rate_pct": 32.570659,
      "baseline_vote_share_pct_muni": 5.612065,
      "target_vote_share_pct_muni": 7.685705,
      "vote_share_delta_pct_pt": 2.07364
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "234249",
      "municipality_name": "大治町",
      "municipality_name_en": "Oharu-cho",
      "baseline_votes": 720.0,
      "target_votes": 929.0,
      "votes_delta": 209.0,
      "votes_change_rate_pct": 29.027778,
      "baseline_vote_share_pct_muni": 5.191808,
      "target_vote_share_pct_muni": 7.241971,
      "vote_share_delta_pct_pt": 2.050163
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "234451",
      "municipality_name": "南知多町",
      "municipality_name_en": "Minamichita-cho",
      "baseline_votes": 269.0,
      "target_votes": 345.0,
      "votes_delta": 76.0,
      "votes_change_rate_pct": 28.252788,
      "baseline_vote_share_pct_muni": 3.758033,
      "target_vote_share_pct_muni": 4.342354,
      "vote_share_delta_pct_pt": 0.584321
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "231118",
      "municipality_name": "港 区",
      "municipality_name_en": "Minato-ku",
      "baseline_votes": 2434.0,
      "target_votes": 3013.0,
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      "votes_change_rate_pct": 23.788003,
      "baseline_vote_share_pct_muni": 4.519963,
      "target_vote_share_pct_muni": 5.88511,
      "vote_share_delta_pct_pt": 1.365147
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "235610",
      "municipality_name": "設楽町",
      "municipality_name_en": "Shitara-cho",
      "baseline_votes": 81.0,
      "target_votes": 99.0,
      "votes_delta": 18.0,
      "votes_change_rate_pct": 22.222222,
      "baseline_vote_share_pct_muni": 3.400504,
      "target_vote_share_pct_muni": 4.04908,
      "vote_share_delta_pct_pt": 0.648576
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232076",
      "municipality_name": "豊川市",
      "municipality_name_en": "Toyokawa-shi",
      "baseline_votes": 4237.0,
      "target_votes": 5088.0,
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      "votes_change_rate_pct": 20.084966,
      "baseline_vote_share_pct_muni": 4.746329,
      "target_vote_share_pct_muni": 5.614283,
      "vote_share_delta_pct_pt": 0.867954
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "231126",
      "municipality_name": "南 区",
      "municipality_name_en": "Minami-ku",
      "baseline_votes": 2808.0,
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      "votes_delta": 549.0,
      "votes_change_rate_pct": 19.551282,
      "baseline_vote_share_pct_muni": 4.942183,
      "target_vote_share_pct_muni": 6.036684,
      "vote_share_delta_pct_pt": 1.094501
    },
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232149",
      "municipality_name": "蒲郡市",
      "municipality_name_en": "Gamagori-shi",
      "baseline_votes": 1777.0,
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      "baseline_vote_share_pct_muni": 4.832744,
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      "vote_share_delta_pct_pt": 0.776371
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    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "234460",
      "municipality_name": "美浜町",
      "municipality_name_en": "Mihama-cho",
      "baseline_votes": 494.0,
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      "votes_change_rate_pct": 18.825911,
      "baseline_vote_share_pct_muni": 4.708349,
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      "vote_share_delta_pct_pt": 0.847732
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "231096",
      "municipality_name": "熱田区",
      "municipality_name_en": "Atsuta-ku",
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      "votes_delta": 305.0,
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      "baseline_vote_share_pct_muni": 5.653286,
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      "vote_share_delta_pct_pt": 1.049213
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232270",
      "municipality_name": "高浜市",
      "municipality_name_en": "Takahama-shi",
      "baseline_votes": 1135.0,
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      "votes_delta": 183.0,
      "votes_change_rate_pct": 16.123348,
      "baseline_vote_share_pct_muni": 5.006838,
      "target_vote_share_pct_muni": 5.989276,
      "vote_share_delta_pct_pt": 0.982438
    },
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "231142",
      "municipality_name": "緑 区",
      "municipality_name_en": "Midori-ku",
      "baseline_votes": 6848.0,
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      "votes_delta": 1018.0,
      "votes_change_rate_pct": 14.865654,
      "baseline_vote_share_pct_muni": 5.675828,
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      "vote_share_delta_pct_pt": 0.974381
    },
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232220",
      "municipality_name": "東海市",
      "municipality_name_en": "Tokai-shi",
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      "baseline_vote_share_pct_muni": 5.034674,
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      "vote_share_delta_pct_pt": 0.892246
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "231070",
      "municipality_name": "昭和区",
      "municipality_name_en": "Showa-ku",
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      "baseline_vote_share_pct_muni": 5.643519,
      "target_vote_share_pct_muni": 6.447782,
      "vote_share_delta_pct_pt": 0.804263
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "234427",
      "municipality_name": "東浦町",
      "municipality_name_en": "Higashiura-cho",
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      "votes_delta": 177.0,
      "votes_change_rate_pct": 13.81733,
      "baseline_vote_share_pct_muni": 5.113568,
      "target_vote_share_pct_muni": 5.909294,
      "vote_share_delta_pct_pt": 0.795726
    },
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      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232211",
      "municipality_name": "新城市",
      "municipality_name_en": "Shinshiro-shi",
      "baseline_votes": 973.0,
      "target_votes": 1099.0,
      "votes_delta": 126.0,
      "votes_change_rate_pct": 12.94964,
      "baseline_vote_share_pct_muni": 4.316962,
      "target_vote_share_pct_muni": 4.753049,
      "vote_share_delta_pct_pt": 0.436087
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "231088",
      "municipality_name": "瑞穂区",
      "municipality_name_en": "Mizuho-ku",
      "baseline_votes": 3074.0,
      "target_votes": 3467.0,
      "votes_delta": 393.0,
      "votes_change_rate_pct": 12.784645,
      "baseline_vote_share_pct_muni": 5.840886,
      "target_vote_share_pct_muni": 6.547439,
      "vote_share_delta_pct_pt": 0.706553
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "231169",
      "municipality_name": "天白区",
      "municipality_name_en": "Tempaku-ku",
      "baseline_votes": 4238.194,
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      "votes_delta": 514.806,
      "votes_change_rate_pct": 12.146825,
      "baseline_vote_share_pct_muni": 5.734341,
      "target_vote_share_pct_muni": 6.553421,
      "vote_share_delta_pct_pt": 0.81908
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232050",
      "municipality_name": "半田市",
      "municipality_name_en": "Handa-shi",
      "baseline_votes": 2910.0,
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      "votes_delta": 346.0,
      "votes_change_rate_pct": 11.890034,
      "baseline_vote_share_pct_muni": 5.445461,
      "target_vote_share_pct_muni": 6.132058,
      "vote_share_delta_pct_pt": 0.686597
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232246",
      "municipality_name": "知多市",
      "municipality_name_en": "Chita-shi",
      "baseline_votes": 2132.245,
      "target_votes": 2381.0,
      "votes_delta": 248.755,
      "votes_change_rate_pct": 11.666342,
      "baseline_vote_share_pct_muni": 5.128918,
      "target_vote_share_pct_muni": 5.832211,
      "vote_share_delta_pct_pt": 0.703293
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "235016",
      "municipality_name": "幸田町",
      "municipality_name_en": "Kota-cho",
      "baseline_votes": 1160.0,
      "target_votes": 1293.0,
      "votes_delta": 133.0,
      "votes_change_rate_pct": 11.465517,
      "baseline_vote_share_pct_muni": 5.201094,
      "target_vote_share_pct_muni": 5.834311,
      "vote_share_delta_pct_pt": 0.633217
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "233420",
      "municipality_name": "豊山町",
      "municipality_name_en": "Toyoyama-cho",
      "baseline_votes": 344.0,
      "target_votes": 380.0,
      "votes_delta": 36.0,
      "votes_change_rate_pct": 10.465116,
      "baseline_vote_share_pct_muni": 4.867695,
      "target_vote_share_pct_muni": 5.48895,
      "vote_share_delta_pct_pt": 0.621255
    },
    {
      "prefecture_code": "23",
      "prefecture_name": "愛知県",
      "prefecture_name_en": "Aichi",
      "jis_code": "232165",
      "municipality_name": "常滑市",
      "municipality_name_en": "Tokoname-shi",
      "baseline_votes": 1427.0,
      "target_votes": 1569.0,
      "votes_delta": 142.0,
      "votes_change_rate_pct": 9.950946,
      "baseline_vote_share_pct_muni": 5.249411,
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}
