{
  "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": "41",
    "prefecture_name": "佐賀県",
    "prefecture_name_en": "Saga",
    "party_id": "SAN",
    "party_label": "参政",
    "party_label_en": "Sanseito",
    "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": 20,
    "municipality_count": 20,
    "min_votes_change_rate_pct": -49.191375,
    "max_votes_change_rate_pct": -30.723252
  },
  "municipalities": [
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413461",
      "municipality_name": "みやき町",
      "municipality_name_en": "Miyaki-cho",
      "baseline_votes": 1673.0,
      "target_votes": 1159.0,
      "votes_delta": -514.0,
      "votes_change_rate_pct": -30.723252,
      "baseline_vote_share_pct_muni": 13.609371,
      "target_vote_share_pct_muni": 9.286115,
      "vote_share_delta_pct_pt": -4.323256
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413410",
      "municipality_name": "基山町",
      "municipality_name_en": "Kiyama-cho",
      "baseline_votes": 1216.0,
      "target_votes": 825.0,
      "votes_delta": -391.0,
      "votes_change_rate_pct": -32.154605,
      "baseline_vote_share_pct_muni": 12.905965,
      "target_vote_share_pct_muni": 8.704368,
      "vote_share_delta_pct_pt": -4.201597
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413275",
      "municipality_name": "吉野ヶ里町",
      "municipality_name_en": "Yoshinogari-cho",
      "baseline_votes": 1136.0,
      "target_votes": 743.0,
      "votes_delta": -393.0,
      "votes_change_rate_pct": -34.59507,
      "baseline_vote_share_pct_muni": 14.867164,
      "target_vote_share_pct_muni": 9.817653,
      "vote_share_delta_pct_pt": -5.049511
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412031",
      "municipality_name": "鳥栖市",
      "municipality_name_en": "Tosu-shi",
      "baseline_votes": 5467.939,
      "target_votes": 3549.0,
      "votes_delta": -1918.939,
      "votes_change_rate_pct": -35.094375,
      "baseline_vote_share_pct_muni": 15.455761,
      "target_vote_share_pct_muni": 10.474279,
      "vote_share_delta_pct_pt": -4.981482
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412104",
      "municipality_name": "神埼市",
      "municipality_name_en": "Kanzaki-shi",
      "baseline_votes": 2008.0,
      "target_votes": 1297.0,
      "votes_delta": -711.0,
      "votes_change_rate_pct": -35.408367,
      "baseline_vote_share_pct_muni": 13.34574,
      "target_vote_share_pct_muni": 8.77953,
      "vote_share_delta_pct_pt": -4.56621
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414239",
      "municipality_name": "大町町",
      "municipality_name_en": "Omachi-cho",
      "baseline_votes": 305.0,
      "target_votes": 190.0,
      "votes_delta": -115.0,
      "votes_change_rate_pct": -37.704918,
      "baseline_vote_share_pct_muni": 9.921926,
      "target_vote_share_pct_muni": 6.229508,
      "vote_share_delta_pct_pt": -3.692418
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413879",
      "municipality_name": "玄海町",
      "municipality_name_en": "Genkai-cho",
      "baseline_votes": 250.0,
      "target_votes": 150.0,
      "votes_delta": -100.0,
      "votes_change_rate_pct": -40.0,
      "baseline_vote_share_pct_muni": 10.808474,
      "target_vote_share_pct_muni": 6.229236,
      "vote_share_delta_pct_pt": -4.579238
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "413453",
      "municipality_name": "上峰町",
      "municipality_name_en": "Kamimine-cho",
      "baseline_votes": 741.0,
      "target_votes": 437.0,
      "votes_delta": -304.0,
      "votes_change_rate_pct": -41.025641,
      "baseline_vote_share_pct_muni": 15.829951,
      "target_vote_share_pct_muni": 9.541485,
      "vote_share_delta_pct_pt": -6.288466
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414247",
      "municipality_name": "江北町",
      "municipality_name_en": "Kouhoku-machi",
      "baseline_votes": 647.0,
      "target_votes": 381.0,
      "votes_delta": -266.0,
      "votes_change_rate_pct": -41.112828,
      "baseline_vote_share_pct_muni": 12.955547,
      "target_vote_share_pct_muni": 7.683001,
      "vote_share_delta_pct_pt": -5.272546
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412015",
      "municipality_name": "佐賀市",
      "municipality_name_en": "Saga-shi",
      "baseline_votes": 14279.543,
      "target_votes": 8390.0,
      "votes_delta": -5889.543,
      "votes_change_rate_pct": -41.244618,
      "baseline_vote_share_pct_muni": 13.155655,
      "target_vote_share_pct_muni": 8.063431,
      "vote_share_delta_pct_pt": -5.092224
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412066",
      "municipality_name": "武雄市",
      "municipality_name_en": "Takeo-shi",
      "baseline_votes": 2817.615,
      "target_votes": 1628.0,
      "votes_delta": -1189.615,
      "votes_change_rate_pct": -42.220637,
      "baseline_vote_share_pct_muni": 12.076183,
      "target_vote_share_pct_muni": 7.171806,
      "vote_share_delta_pct_pt": -4.904377
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412023",
      "municipality_name": "唐津市",
      "municipality_name_en": "Karatsu-shi",
      "baseline_votes": 6556.0,
      "target_votes": 3770.0,
      "votes_delta": -2786.0,
      "votes_change_rate_pct": -42.495424,
      "baseline_vote_share_pct_muni": 12.361881,
      "target_vote_share_pct_muni": 6.864905,
      "vote_share_delta_pct_pt": -5.496976
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414018",
      "municipality_name": "有田町",
      "municipality_name_en": "Arita-cho",
      "baseline_votes": 1214.0,
      "target_votes": 695.0,
      "votes_delta": -519.0,
      "votes_change_rate_pct": -42.751236,
      "baseline_vote_share_pct_muni": 12.782984,
      "target_vote_share_pct_muni": 7.226786,
      "vote_share_delta_pct_pt": -5.556198
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412040",
      "municipality_name": "多久市",
      "municipality_name_en": "Taku-shi",
      "baseline_votes": 1006.0,
      "target_votes": 565.0,
      "votes_delta": -441.0,
      "votes_change_rate_pct": -43.836978,
      "baseline_vote_share_pct_muni": 11.540668,
      "target_vote_share_pct_muni": 6.36835,
      "vote_share_delta_pct_pt": -5.172318
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412058",
      "municipality_name": "伊万里市",
      "municipality_name_en": "Imari-shi",
      "baseline_votes": 3018.702,
      "target_votes": 1651.0,
      "votes_delta": -1367.702,
      "votes_change_rate_pct": -45.307619,
      "baseline_vote_share_pct_muni": 12.258688,
      "target_vote_share_pct_muni": 6.675292,
      "vote_share_delta_pct_pt": -5.583396
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412074",
      "municipality_name": "鹿島市",
      "municipality_name_en": "Kashima-shi",
      "baseline_votes": 1526.0,
      "target_votes": 818.0,
      "votes_delta": -708.0,
      "votes_change_rate_pct": -46.395806,
      "baseline_vote_share_pct_muni": 11.859796,
      "target_vote_share_pct_muni": 6.381651,
      "vote_share_delta_pct_pt": -5.478145
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412082",
      "municipality_name": "小城市",
      "municipality_name_en": "Ogi-shi",
      "baseline_votes": 2921.739,
      "target_votes": 1555.0,
      "votes_delta": -1366.739,
      "votes_change_rate_pct": -46.778271,
      "baseline_vote_share_pct_muni": 14.021879,
      "target_vote_share_pct_muni": 7.409702,
      "vote_share_delta_pct_pt": -6.612177
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414255",
      "municipality_name": "白石町",
      "municipality_name_en": "Shiroishi-cho",
      "baseline_votes": 1164.0,
      "target_votes": 619.0,
      "votes_delta": -545.0,
      "votes_change_rate_pct": -46.821306,
      "baseline_vote_share_pct_muni": 10.810811,
      "target_vote_share_pct_muni": 5.564045,
      "vote_share_delta_pct_pt": -5.246766
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "414417",
      "municipality_name": "太良町",
      "municipality_name_en": "Tara-cho",
      "baseline_votes": 361.0,
      "target_votes": 189.0,
      "votes_delta": -172.0,
      "votes_change_rate_pct": -47.645429,
      "baseline_vote_share_pct_muni": 9.452736,
      "target_vote_share_pct_muni": 4.721459,
      "vote_share_delta_pct_pt": -4.731277
    },
    {
      "prefecture_code": "41",
      "prefecture_name": "佐賀県",
      "prefecture_name_en": "Saga",
      "jis_code": "412090",
      "municipality_name": "嬉野市",
      "municipality_name_en": "Ureshino-shi",
      "baseline_votes": 1484.0,
      "target_votes": 754.0,
      "votes_delta": -730.0,
      "votes_change_rate_pct": -49.191375,
      "baseline_vote_share_pct_muni": 12.53802,
      "target_vote_share_pct_muni": 6.491047,
      "vote_share_delta_pct_pt": -6.046973
    }
  ]
}