{
  "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": "33",
    "prefecture_name": "岡山県",
    "prefecture_name_en": "Okayama",
    "party_id": "DPP",
    "party_label": "国民",
    "party_label_en": "Democratic Party for the People",
    "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": 31,
    "municipality_count": 31,
    "min_votes_change_rate_pct": -29.845365,
    "max_votes_change_rate_pct": 32.747881
  },
  "municipalities": [
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "335860",
      "municipality_name": "新庄村",
      "municipality_name_en": "Shinjo-son",
      "baseline_votes": 19.586,
      "target_votes": 26.0,
      "votes_delta": 6.414,
      "votes_change_rate_pct": 32.747881,
      "baseline_vote_share_pct_muni": 4.285777,
      "target_vote_share_pct_muni": 5.714286,
      "vote_share_delta_pct_pt": 1.428509
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "336815",
      "municipality_name": "吉備中央町",
      "municipality_name_en": "Kibichuo-cho",
      "baseline_votes": 302.2,
      "target_votes": 330.0,
      "votes_delta": 27.8,
      "votes_change_rate_pct": 9.199206,
      "baseline_vote_share_pct_muni": 6.391709,
      "target_vote_share_pct_muni": 6.912442,
      "vote_share_delta_pct_pt": 0.520733
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332151",
      "municipality_name": "美作市",
      "municipality_name_en": "Mimasaka-shi",
      "baseline_votes": 708.494,
      "target_votes": 698.0,
      "votes_delta": -10.494,
      "votes_change_rate_pct": -1.48117,
      "baseline_vote_share_pct_muni": 6.136272,
      "target_vote_share_pct_muni": 6.278672,
      "vote_share_delta_pct_pt": 0.1424
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "336238",
      "municipality_name": "奈義町",
      "municipality_name_en": "Nagi-cho",
      "baseline_votes": 178.771,
      "target_votes": 176.0,
      "votes_delta": -2.771,
      "votes_change_rate_pct": -1.550028,
      "baseline_vote_share_pct_muni": 6.203019,
      "target_vote_share_pct_muni": 6.305984,
      "vote_share_delta_pct_pt": 0.102965
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "336661",
      "municipality_name": "美咲町",
      "municipality_name_en": "Misaki-cho",
      "baseline_votes": 390.564,
      "target_votes": 375.0,
      "votes_delta": -15.564,
      "votes_change_rate_pct": -3.985006,
      "baseline_vote_share_pct_muni": 6.492088,
      "target_vote_share_pct_muni": 6.33553,
      "vote_share_delta_pct_pt": -0.156558
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332038",
      "municipality_name": "津山市",
      "municipality_name_en": "Tsuyama-shi",
      "baseline_votes": 3803.721,
      "target_votes": 3563.0,
      "votes_delta": -240.721,
      "votes_change_rate_pct": -6.328566,
      "baseline_vote_share_pct_muni": 9.284388,
      "target_vote_share_pct_muni": 7.862565,
      "vote_share_delta_pct_pt": -1.421823
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332100",
      "municipality_name": "新見市",
      "municipality_name_en": "Niimi-shi",
      "baseline_votes": 944.213,
      "target_votes": 881.0,
      "votes_delta": -63.213,
      "votes_change_rate_pct": -6.694782,
      "baseline_vote_share_pct_muni": 7.462954,
      "target_vote_share_pct_muni": 6.967732,
      "vote_share_delta_pct_pt": -0.495222
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332135",
      "municipality_name": "赤磐市",
      "municipality_name_en": "Akaiwa-shi",
      "baseline_votes": 1773.622,
      "target_votes": 1614.0,
      "votes_delta": -159.622,
      "votes_change_rate_pct": -8.999776,
      "baseline_vote_share_pct_muni": 9.200239,
      "target_vote_share_pct_muni": 8.179192,
      "vote_share_delta_pct_pt": -1.021047
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "336432",
      "municipality_name": "西粟倉村",
      "municipality_name_en": "Nishiawakura-son",
      "baseline_votes": 46.396,
      "target_votes": 42.0,
      "votes_delta": -4.396,
      "votes_change_rate_pct": -9.474955,
      "baseline_vote_share_pct_muni": 6.186133,
      "target_vote_share_pct_muni": 6.025825,
      "vote_share_delta_pct_pt": -0.160308
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332097",
      "municipality_name": "高梁市",
      "municipality_name_en": "Takahashi-shi",
      "baseline_votes": 969.86,
      "target_votes": 857.0,
      "votes_delta": -112.86,
      "votes_change_rate_pct": -11.636731,
      "baseline_vote_share_pct_muni": 7.946415,
      "target_vote_share_pct_muni": 7.021712,
      "vote_share_delta_pct_pt": -0.924703
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332143",
      "municipality_name": "真庭市",
      "municipality_name_en": "Maniwa-shi",
      "baseline_votes": 1382.075,
      "target_votes": 1214.0,
      "votes_delta": -168.075,
      "votes_change_rate_pct": -12.161062,
      "baseline_vote_share_pct_muni": 7.238269,
      "target_vote_share_pct_muni": 6.452299,
      "vote_share_delta_pct_pt": -0.78597
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "336220",
      "municipality_name": "勝央町",
      "municipality_name_en": "Shoo-cho",
      "baseline_votes": 373.126,
      "target_votes": 327.0,
      "votes_delta": -46.126,
      "votes_change_rate_pct": -12.362044,
      "baseline_vote_share_pct_muni": 7.582321,
      "target_vote_share_pct_muni": 7.012653,
      "vote_share_delta_pct_pt": -0.569668
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "334235",
      "municipality_name": "早島町",
      "municipality_name_en": "Hayashima-cho",
      "baseline_votes": 709.267,
      "target_votes": 597.0,
      "votes_delta": -112.267,
      "votes_change_rate_pct": -15.828595,
      "baseline_vote_share_pct_muni": 12.017401,
      "target_vote_share_pct_muni": 9.889018,
      "vote_share_delta_pct_pt": -2.128383
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332119",
      "municipality_name": "備前市",
      "municipality_name_en": "Bizen-shi",
      "baseline_votes": 1261.309,
      "target_votes": 1037.0,
      "votes_delta": -224.309,
      "votes_change_rate_pct": -17.783826,
      "baseline_vote_share_pct_muni": 8.658674,
      "target_vote_share_pct_muni": 7.031939,
      "vote_share_delta_pct_pt": -1.626735
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332054",
      "municipality_name": "笠岡市",
      "municipality_name_en": "Kasaoka-shi",
      "baseline_votes": 1885.631,
      "target_votes": 1535.0,
      "votes_delta": -350.631,
      "votes_change_rate_pct": -18.594889,
      "baseline_vote_share_pct_muni": 9.355649,
      "target_vote_share_pct_muni": 7.752134,
      "vote_share_delta_pct_pt": -1.603515
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332070",
      "municipality_name": "井原市",
      "municipality_name_en": "Ibara-shi",
      "baseline_votes": 1476.807,
      "target_votes": 1202.0,
      "votes_delta": -274.807,
      "votes_change_rate_pct": -18.608186,
      "baseline_vote_share_pct_muni": 9.531477,
      "target_vote_share_pct_muni": 7.3992,
      "vote_share_delta_pct_pt": -2.132277
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "334618",
      "municipality_name": "矢掛町",
      "municipality_name_en": "Yakage-cho",
      "baseline_votes": 566.572,
      "target_votes": 459.0,
      "votes_delta": -107.572,
      "votes_change_rate_pct": -18.986466,
      "baseline_vote_share_pct_muni": 9.230564,
      "target_vote_share_pct_muni": 7.382982,
      "vote_share_delta_pct_pt": -1.847582
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "333468",
      "municipality_name": "和気町",
      "municipality_name_en": "Wake-cho",
      "baseline_votes": 505.161,
      "target_votes": 405.0,
      "votes_delta": -100.161,
      "votes_change_rate_pct": -19.82754,
      "baseline_vote_share_pct_muni": 7.904256,
      "target_vote_share_pct_muni": 6.241331,
      "vote_share_delta_pct_pt": -1.662925
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "336637",
      "municipality_name": "久米南町",
      "municipality_name_en": "Kumenan-cho",
      "baseline_votes": 177.295,
      "target_votes": 142.0,
      "votes_delta": -35.295,
      "votes_change_rate_pct": -19.907499,
      "baseline_vote_share_pct_muni": 8.410579,
      "target_vote_share_pct_muni": 6.971036,
      "vote_share_delta_pct_pt": -1.439543
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332160",
      "municipality_name": "浅口市",
      "municipality_name_en": "Asakuchi-shi",
      "baseline_votes": 1684.919,
      "target_votes": 1291.0,
      "votes_delta": -393.919,
      "votes_change_rate_pct": -23.379106,
      "baseline_vote_share_pct_muni": 11.151757,
      "target_vote_share_pct_muni": 8.550235,
      "vote_share_delta_pct_pt": -2.601522
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "331015",
      "municipality_name": "岡山市北区",
      "municipality_name_en": "Kita-ku",
      "baseline_votes": 17175.196,
      "target_votes": 13131.0,
      "votes_delta": -4044.196,
      "votes_change_rate_pct": -23.546724,
      "baseline_vote_share_pct_muni": 13.073015,
      "target_vote_share_pct_muni": 10.525852,
      "vote_share_delta_pct_pt": -2.547163
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332020",
      "municipality_name": "倉敷市",
      "municipality_name_en": "Kurashiki-shi",
      "baseline_votes": 25138.799,
      "target_votes": 18822.0,
      "votes_delta": -6316.799,
      "votes_change_rate_pct": -25.127688,
      "baseline_vote_share_pct_muni": 12.73689,
      "target_vote_share_pct_muni": 9.372899,
      "vote_share_delta_pct_pt": -3.363991
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332127",
      "municipality_name": "瀬戸内市",
      "municipality_name_en": "Setouchi-shi",
      "baseline_votes": 1674.703,
      "target_votes": 1252.0,
      "votes_delta": -422.703,
      "votes_change_rate_pct": -25.240475,
      "baseline_vote_share_pct_muni": 10.39478,
      "target_vote_share_pct_muni": 7.335794,
      "vote_share_delta_pct_pt": -3.058986
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "336068",
      "municipality_name": "鏡野町",
      "municipality_name_en": "Kagamino-cho",
      "baseline_votes": 511.878,
      "target_votes": 378.0,
      "votes_delta": -133.878,
      "votes_change_rate_pct": -26.154279,
      "baseline_vote_share_pct_muni": 8.73065,
      "target_vote_share_pct_muni": 6.809584,
      "vote_share_delta_pct_pt": -1.921066
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332046",
      "municipality_name": "玉野市",
      "municipality_name_en": "Tamano-shi",
      "baseline_votes": 2326.888,
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      "votes_delta": -614.888,
      "votes_change_rate_pct": -26.425337,
      "baseline_vote_share_pct_muni": 9.107907,
      "target_vote_share_pct_muni": 6.608763,
      "vote_share_delta_pct_pt": -2.499144
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "332089",
      "municipality_name": "総社市",
      "municipality_name_en": "Soja-shi",
      "baseline_votes": 3675.324,
      "target_votes": 2692.0,
      "votes_delta": -983.324,
      "votes_change_rate_pct": -26.754757,
      "baseline_vote_share_pct_muni": 12.034854,
      "target_vote_share_pct_muni": 9.309725,
      "vote_share_delta_pct_pt": -2.725129
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "331007",
      "municipality_name": "岡山市",
      "municipality_name_en": "Okayama-shi",
      "baseline_votes": 37672.784,
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      "votes_delta": -10107.784,
      "votes_change_rate_pct": -26.830467,
      "baseline_vote_share_pct_muni": 12.1591,
      "target_vote_share_pct_muni": 9.327342,
      "vote_share_delta_pct_pt": -2.831758
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "334456",
      "municipality_name": "里庄町",
      "municipality_name_en": "Satosho-cho",
      "baseline_votes": 528.547,
      "target_votes": 378.0,
      "votes_delta": -150.547,
      "votes_change_rate_pct": -28.483181,
      "baseline_vote_share_pct_muni": 10.307079,
      "target_vote_share_pct_muni": 7.682927,
      "vote_share_delta_pct_pt": -2.624152
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "331040",
      "municipality_name": "岡山市南区",
      "municipality_name_en": "Minami-ku",
      "baseline_votes": 8268.482,
      "target_votes": 5837.0,
      "votes_delta": -2431.482,
      "votes_change_rate_pct": -29.406631,
      "baseline_vote_share_pct_muni": 11.522893,
      "target_vote_share_pct_muni": 8.598618,
      "vote_share_delta_pct_pt": -2.924275
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "331031",
      "municipality_name": "岡山市東区",
      "municipality_name_en": "Higashi-ku",
      "baseline_votes": 4349.37,
      "target_votes": 3069.0,
      "votes_delta": -1280.37,
      "votes_change_rate_pct": -29.438057,
      "baseline_vote_share_pct_muni": 10.651866,
      "target_vote_share_pct_muni": 7.674227,
      "vote_share_delta_pct_pt": -2.977639
    },
    {
      "prefecture_code": "33",
      "prefecture_name": "岡山県",
      "prefecture_name_en": "Okayama",
      "jis_code": "331023",
      "municipality_name": "岡山市中区",
      "municipality_name_en": "Naka-ku",
      "baseline_votes": 7879.736,
      "target_votes": 5528.0,
      "votes_delta": -2351.736,
      "votes_change_rate_pct": -29.845365,
      "baseline_vote_share_pct_muni": 11.963646,
      "target_vote_share_pct_muni": 8.787855,
      "vote_share_delta_pct_pt": -3.175791
    }
  ]
}