{
  "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": "42",
    "prefecture_name": "長崎県",
    "prefecture_name_en": "Nagasaki",
    "party_id": "CDR_TJU",
    "party_label": "中道+ゆうこく（2025=公明+立憲）",
    "party_label_en": "Centrist + Yukoku bloc (2025=Komeito+CDP)",
    "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": 21,
    "municipality_count": 21,
    "min_votes_change_rate_pct": -99.908814,
    "max_votes_change_rate_pct": -5.87353
  },
  "municipalities": [
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "423912",
      "municipality_name": "佐々町",
      "municipality_name_en": "Saza-cho",
      "baseline_votes": 1034.778,
      "target_votes": 974.0,
      "votes_delta": -60.778,
      "votes_change_rate_pct": -5.87353,
      "baseline_vote_share_pct_muni": 17.547532,
      "target_vote_share_pct_muni": 29.840686,
      "vote_share_delta_pct_pt": 12.293154
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "423211",
      "municipality_name": "東彼杵町",
      "municipality_name_en": "Higashisonogi-cho",
      "baseline_votes": 888.451,
      "target_votes": 812.0,
      "votes_delta": -76.451,
      "votes_change_rate_pct": -8.604977,
      "baseline_vote_share_pct_muni": 25.047956,
      "target_vote_share_pct_muni": 39.862543,
      "vote_share_delta_pct_pt": 14.814587
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "423831",
      "municipality_name": "小値賀町",
      "municipality_name_en": "Ojika-cho",
      "baseline_votes": 286.846,
      "target_votes": 259.0,
      "votes_delta": -27.846,
      "votes_change_rate_pct": -9.707648,
      "baseline_vote_share_pct_muni": 21.295175,
      "target_vote_share_pct_muni": 18.473609,
      "vote_share_delta_pct_pt": -2.821566
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "423238",
      "municipality_name": "波佐見町",
      "municipality_name_en": "Hasami-cho",
      "baseline_votes": 1383.325,
      "target_votes": 143.057,
      "votes_delta": -1240.268,
      "votes_change_rate_pct": -89.658468,
      "baseline_vote_share_pct_muni": 21.016788,
      "target_vote_share_pct_muni": 5.53412,
      "vote_share_delta_pct_pt": -15.482668
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "423220",
      "municipality_name": "川棚町",
      "municipality_name_en": "Kawatana-cho",
      "baseline_votes": 1424.861,
      "target_votes": 117.265,
      "votes_delta": -1307.596,
      "votes_change_rate_pct": -91.770074,
      "baseline_vote_share_pct_muni": 24.178873,
      "target_vote_share_pct_muni": 5.235044,
      "vote_share_delta_pct_pt": -18.943829
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422045",
      "municipality_name": "諫早市",
      "municipality_name_en": "Isahaya-shi",
      "baseline_votes": 12324.433,
      "target_votes": 993.008,
      "votes_delta": -11331.425,
      "votes_change_rate_pct": -91.942769,
      "baseline_vote_share_pct_muni": 20.712984,
      "target_vote_share_pct_muni": 95.298272,
      "vote_share_delta_pct_pt": 74.585288
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422053",
      "municipality_name": "大村市",
      "municipality_name_en": "Omura-shi",
      "baseline_votes": 9240.667,
      "target_votes": 743.225,
      "votes_delta": -8497.442,
      "votes_change_rate_pct": -91.95702,
      "baseline_vote_share_pct_muni": 21.124422,
      "target_vote_share_pct_muni": 32.007967,
      "vote_share_delta_pct_pt": 10.883545
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422126",
      "municipality_name": "西海市",
      "municipality_name_en": "Saikai-shi",
      "baseline_votes": 2398.246,
      "target_votes": 189.358,
      "votes_delta": -2208.888,
      "votes_change_rate_pct": -92.104313,
      "baseline_vote_share_pct_muni": 20.819915,
      "target_vote_share_pct_muni": 6.276367,
      "vote_share_delta_pct_pt": -14.543548
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422088",
      "municipality_name": "松浦市",
      "municipality_name_en": "Matsuura-shi",
      "baseline_votes": 1767.235,
      "target_votes": 130.607,
      "votes_delta": -1636.628,
      "votes_change_rate_pct": -92.609528,
      "baseline_vote_share_pct_muni": 18.961749,
      "target_vote_share_pct_muni": 4.240487,
      "vote_share_delta_pct_pt": -14.721262
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422070",
      "municipality_name": "平戸市",
      "municipality_name_en": "Hirado-shi",
      "baseline_votes": 2367.454,
      "target_votes": 170.992,
      "votes_delta": -2196.462,
      "votes_change_rate_pct": -92.777389,
      "baseline_vote_share_pct_muni": 17.966563,
      "target_vote_share_pct_muni": 3.638902,
      "vote_share_delta_pct_pt": -14.327661
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "423076",
      "municipality_name": "長与町",
      "municipality_name_en": "Nagayo-cho",
      "baseline_votes": 4160.015,
      "target_votes": 260.915,
      "votes_delta": -3899.1,
      "votes_change_rate_pct": -93.728027,
      "baseline_vote_share_pct_muni": 21.647578,
      "target_vote_share_pct_muni": 13.098142,
      "vote_share_delta_pct_pt": -8.549436
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422134",
      "municipality_name": "雲仙市",
      "municipality_name_en": "Unzen-shi",
      "baseline_votes": 3416.666,
      "target_votes": 208.374,
      "votes_delta": -3208.292,
      "votes_change_rate_pct": -93.901248,
      "baseline_vote_share_pct_muni": 19.755224,
      "target_vote_share_pct_muni": 6.302904,
      "vote_share_delta_pct_pt": -13.45232
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "423084",
      "municipality_name": "時津町",
      "municipality_name_en": "Togitsu-cho",
      "baseline_votes": 2675.684,
      "target_votes": 153.471,
      "votes_delta": -2522.213,
      "votes_change_rate_pct": -94.264233,
      "baseline_vote_share_pct_muni": 20.827306,
      "target_vote_share_pct_muni": 4.290495,
      "vote_share_delta_pct_pt": -16.536811
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422037",
      "municipality_name": "島原市",
      "municipality_name_en": "Shimabara-shi",
      "baseline_votes": 3889.297,
      "target_votes": 219.602,
      "votes_delta": -3669.695,
      "votes_change_rate_pct": -94.353684,
      "baseline_vote_share_pct_muni": 21.865953,
      "target_vote_share_pct_muni": 6.096669,
      "vote_share_delta_pct_pt": -15.769284
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422118",
      "municipality_name": "五島市",
      "municipality_name_en": "Goto-shi",
      "baseline_votes": 3460.294,
      "target_votes": 190.255,
      "votes_delta": -3270.039,
      "votes_change_rate_pct": -94.501768,
      "baseline_vote_share_pct_muni": 21.939475,
      "target_vote_share_pct_muni": 8.11322,
      "vote_share_delta_pct_pt": -13.826255
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422142",
      "municipality_name": "南島原市",
      "municipality_name_en": "Minamishimabara-shi",
      "baseline_votes": 4374.873,
      "target_votes": 221.981,
      "votes_delta": -4152.892,
      "votes_change_rate_pct": -94.926001,
      "baseline_vote_share_pct_muni": 24.605585,
      "target_vote_share_pct_muni": 7.970592,
      "vote_share_delta_pct_pt": -16.634993
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422100",
      "municipality_name": "壱岐市",
      "municipality_name_en": "Iki-shi",
      "baseline_votes": 3007.846,
      "target_votes": 132.565,
      "votes_delta": -2875.281,
      "votes_change_rate_pct": -95.592693,
      "baseline_vote_share_pct_muni": 22.315053,
      "target_vote_share_pct_muni": 3.547364,
      "vote_share_delta_pct_pt": -18.767689
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422096",
      "municipality_name": "対馬市",
      "municipality_name_en": "Tsushima-shi",
      "baseline_votes": 2964.656,
      "target_votes": 129.042,
      "votes_delta": -2835.614,
      "votes_change_rate_pct": -95.64732,
      "baseline_vote_share_pct_muni": 22.297353,
      "target_vote_share_pct_muni": 3.330116,
      "vote_share_delta_pct_pt": -18.967237
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "424110",
      "municipality_name": "新上五島町",
      "municipality_name_en": "Shinkamigoto-cho",
      "baseline_votes": 2325.579,
      "target_votes": 78.091,
      "votes_delta": -2247.488,
      "votes_change_rate_pct": -96.642084,
      "baseline_vote_share_pct_muni": 26.469144,
      "target_vote_share_pct_muni": 3.063593,
      "vote_share_delta_pct_pt": -23.405551
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422029",
      "municipality_name": "佐世保市",
      "municipality_name_en": "Sasebo-shi",
      "baseline_votes": 21187.097,
      "target_votes": 19.638,
      "votes_delta": -21167.459,
      "votes_change_rate_pct": -99.907312,
      "baseline_vote_share_pct_muni": 20.968604,
      "target_vote_share_pct_muni": 19.638,
      "vote_share_delta_pct_pt": -1.330604
    },
    {
      "prefecture_code": "42",
      "prefecture_name": "長崎県",
      "prefecture_name_en": "Nagasaki",
      "jis_code": "422010",
      "municipality_name": "長崎市",
      "municipality_name_en": "Nagasaki-shi",
      "baseline_votes": 38701.105,
      "target_votes": 35.29,
      "votes_delta": -38665.815,
      "votes_change_rate_pct": -99.908814,
      "baseline_vote_share_pct_muni": 21.620004,
      "target_vote_share_pct_muni": 19.497238,
      "vote_share_delta_pct_pt": -2.122766
    }
  ]
}