{ "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": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "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": 35, "municipality_count": 35, "min_votes_change_rate_pct": -45.375021, "max_votes_change_rate_pct": -6.914935 }, "municipalities": [ { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "064262", "municipality_name": "三川町", "municipality_name_en": "Mikawa-machi", "baseline_votes": 638.126, "target_votes": 594.0, "votes_delta": -44.126, "votes_change_rate_pct": -6.914935, "baseline_vote_share_pct_muni": 17.535752, "target_vote_share_pct_muni": 16.11503, "vote_share_delta_pct_pt": -1.420722 }, { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "062014", "municipality_name": "山形市", "municipality_name_en": "Yamagata-shi", "baseline_votes": 24286.556, "target_votes": 21743.0, "votes_delta": -2543.556, "votes_change_rate_pct": -10.473103, "baseline_vote_share_pct_muni": 20.493428, "target_vote_share_pct_muni": 18.578044, "vote_share_delta_pct_pt": -1.915384 }, { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "064610", "municipality_name": "遊佐町", "municipality_name_en": "Yuza-machi", "baseline_votes": 1414.826, "target_votes": 1245.0, "votes_delta": -169.826, "votes_change_rate_pct": -12.003313, "baseline_vote_share_pct_muni": 21.74648, "target_vote_share_pct_muni": 19.359353, "vote_share_delta_pct_pt": -2.387127 }, { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "062049", "municipality_name": "酒田市", "municipality_name_en": "Sakata-shi", "baseline_votes": 9820.489, "target_votes": 8612.0, "votes_delta": -1208.489, "votes_change_rate_pct": -12.305793, "baseline_vote_share_pct_muni": 21.67352, "target_vote_share_pct_muni": 19.567835, "vote_share_delta_pct_pt": -2.105685 }, { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", 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"Yamagata", "jis_code": "064033", "municipality_name": "飯豊町", "municipality_name_en": "Iide-machi", "baseline_votes": 739.246, "target_votes": 519.0, "votes_delta": -220.246, "votes_change_rate_pct": -29.79333, "baseline_vote_share_pct_muni": 20.724587, "target_vote_share_pct_muni": 14.845538, "vote_share_delta_pct_pt": -5.879049 }, { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "064017", "municipality_name": "小国町", "municipality_name_en": "Oguni-machi", "baseline_votes": 680.938, "target_votes": 474.0, "votes_delta": -206.938, "votes_change_rate_pct": -30.390138, "baseline_vote_share_pct_muni": 18.408705, "target_vote_share_pct_muni": 13.462085, "vote_share_delta_pct_pt": -4.94662 }, { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "063673", "municipality_name": "戸沢村", "municipality_name_en": "Tozawa-mura", "baseline_votes": 599.494, "target_votes": 413.0, "votes_delta": -186.494, 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"prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "063223", "municipality_name": "西川町", "municipality_name_en": "Nishikawa-machi", "baseline_votes": 741.523, "target_votes": 441.0, "votes_delta": -300.523, "votes_change_rate_pct": -40.527806, "baseline_vote_share_pct_muni": 25.676004, "target_vote_share_pct_muni": 15.710723, "vote_share_delta_pct_pt": -9.965281 }, { "prefecture_code": "06", "prefecture_name": "山形県", "prefecture_name_en": "Yamagata", "jis_code": "063614", "municipality_name": "金山町", "municipality_name_en": "Kaneyama-machi", "baseline_votes": 774.371, "target_votes": 423.0, "votes_delta": -351.371, "votes_change_rate_pct": -45.375021, "baseline_vote_share_pct_muni": 27.028656, "target_vote_share_pct_muni": 15.75419, "vote_share_delta_pct_pt": -11.274466 } ] }