{
  "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": "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": 20,
    "municipality_count": 20,
    "min_votes_change_rate_pct": -12.409322,
    "max_votes_change_rate_pct": 16.448089
  },
  "municipalities": [
    {
      "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": 3071.755,
      "target_votes": 3577.0,
      "votes_delta": 505.245,
      "votes_change_rate_pct": 16.448089,
      "baseline_vote_share_pct_muni": 28.529349,
      "target_vote_share_pct_muni": 32.152809,
      "vote_share_delta_pct_pt": 3.62346
    },
    {
      "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": 5300.69,
      "target_votes": 6110.0,
      "votes_delta": 809.31,
      "votes_change_rate_pct": 15.268012,
      "baseline_vote_share_pct_muni": 25.438835,
      "target_vote_share_pct_muni": 29.114648,
      "vote_share_delta_pct_pt": 3.675813
    },
    {
      "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": 26247.109,
      "target_votes": 28947.0,
      "votes_delta": 2699.891,
      "votes_change_rate_pct": 10.286432,
      "baseline_vote_share_pct_muni": 24.181301,
      "target_vote_share_pct_muni": 27.820279,
      "vote_share_delta_pct_pt": 3.638978
    },
    {
      "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": 3375.094,
      "target_votes": 3701.0,
      "votes_delta": 325.906,
      "votes_change_rate_pct": 9.656205,
      "baseline_vote_share_pct_muni": 22.431835,
      "target_vote_share_pct_muni": 25.052461,
      "vote_share_delta_pct_pt": 2.620626
    },
    {
      "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": 3640.554,
      "target_votes": 3927.0,
      "votes_delta": 286.446,
      "votes_change_rate_pct": 7.868198,
      "baseline_vote_share_pct_muni": 28.293728,
      "target_vote_share_pct_muni": 30.636605,
      "vote_share_delta_pct_pt": 2.342877
    },
    {
      "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": 1228.861,
      "target_votes": 1313.0,
      "votes_delta": 84.139,
      "votes_change_rate_pct": 6.846909,
      "baseline_vote_share_pct_muni": 24.606748,
      "target_vote_share_pct_muni": 26.477112,
      "vote_share_delta_pct_pt": 1.870364
    },
    {
      "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": 975.585,
      "target_votes": 1010.0,
      "votes_delta": 34.415,
      "votes_change_rate_pct": 3.527627,
      "baseline_vote_share_pct_muni": 31.736663,
      "target_vote_share_pct_muni": 33.114754,
      "vote_share_delta_pct_pt": 1.378091
    },
    {
      "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": 1636.788,
      "target_votes": 1687.0,
      "votes_delta": 50.212,
      "votes_change_rate_pct": 3.067716,
      "baseline_vote_share_pct_muni": 21.421122,
      "target_vote_share_pct_muni": 22.291226,
      "vote_share_delta_pct_pt": 0.870104
    },
    {
      "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": 1120.209,
      "target_votes": 1153.0,
      "votes_delta": 32.791,
      "votes_change_rate_pct": 2.927222,
      "baseline_vote_share_pct_muni": 23.930976,
      "target_vote_share_pct_muni": 25.174673,
      "vote_share_delta_pct_pt": 1.243697
    },
    {
      "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": 2741.442,
      "target_votes": 2819.0,
      "votes_delta": 77.558,
      "votes_change_rate_pct": 2.829095,
      "baseline_vote_share_pct_muni": 31.449375,
      "target_vote_share_pct_muni": 31.774121,
      "vote_share_delta_pct_pt": 0.324746
    },
    {
      "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": 3071.573,
      "target_votes": 3123.0,
      "votes_delta": 51.427,
      "votes_change_rate_pct": 1.674289,
      "baseline_vote_share_pct_muni": 25.951107,
      "target_vote_share_pct_muni": 26.88533,
      "vote_share_delta_pct_pt": 0.934223
    },
    {
      "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": 3121.681,
      "target_votes": 3169.0,
      "votes_delta": 47.319,
      "votes_change_rate_pct": 1.515818,
      "baseline_vote_share_pct_muni": 25.393972,
      "target_vote_share_pct_muni": 25.390594,
      "vote_share_delta_pct_pt": -0.003378
    },
    {
      "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": 6297.147,
      "target_votes": 6336.0,
      "votes_delta": 38.853,
      "votes_change_rate_pct": 0.616994,
      "baseline_vote_share_pct_muni": 25.572171,
      "target_vote_share_pct_muni": 25.617596,
      "vote_share_delta_pct_pt": 0.045425
    },
    {
      "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": 1192.441,
      "target_votes": 1199.0,
      "votes_delta": 6.559,
      "votes_change_rate_pct": 0.550048,
      "baseline_vote_share_pct_muni": 31.223907,
      "target_vote_share_pct_muni": 29.952535,
      "vote_share_delta_pct_pt": -1.271372
    },
    {
      "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": 5837.095,
      "target_votes": 5849.0,
      "votes_delta": 11.905,
      "votes_change_rate_pct": 0.203954,
      "baseline_vote_share_pct_muni": 25.017551,
      "target_vote_share_pct_muni": 25.766519,
      "vote_share_delta_pct_pt": 0.748968
    },
    {
      "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": 13049.221,
      "target_votes": 13051.0,
      "votes_delta": 1.779,
      "votes_change_rate_pct": 0.013633,
      "baseline_vote_share_pct_muni": 24.605387,
      "target_vote_share_pct_muni": 23.764955,
      "vote_share_delta_pct_pt": -0.840432
    },
    {
      "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": 2535.251,
      "target_votes": 2528.0,
      "votes_delta": -7.251,
      "votes_change_rate_pct": -0.286007,
      "baseline_vote_share_pct_muni": 26.695283,
      "target_vote_share_pct_muni": 26.286784,
      "vote_share_delta_pct_pt": -0.408499
    },
    {
      "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": 8023.037,
      "target_votes": 7716.0,
      "votes_delta": -307.037,
      "votes_change_rate_pct": -3.826942,
      "baseline_vote_share_pct_muni": 22.67804,
      "target_vote_share_pct_muni": 22.772482,
      "vote_share_delta_pct_pt": 0.094442
    },
    {
      "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": 2372.353,
      "target_votes": 2088.0,
      "votes_delta": -284.353,
      "votes_change_rate_pct": -11.986117,
      "baseline_vote_share_pct_muni": 25.178869,
      "target_vote_share_pct_muni": 22.029965,
      "vote_share_delta_pct_pt": -3.148904
    },
    {
      "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": 518.32,
      "target_votes": 454.0,
      "votes_delta": -64.32,
      "votes_change_rate_pct": -12.409322,
      "baseline_vote_share_pct_muni": 22.408993,
      "target_vote_share_pct_muni": 18.853821,
      "vote_share_delta_pct_pt": -3.555172
    }
  ]
}