{ "schema_version": "jp-election-analysis-party-proportional-page.v1", "generated_at": "2026-06-13T13:05:54Z", "family_id": "party-proportional", "page_id": "party-proportional-standalone", "preferred_source_release_version": "2026-05-04-v051", "page": { "title": "National Proportional Party Graph", "subtitle": "Standalone proportional trend page built from explicit derived and shape contracts.", "route_path": "/party-proportional.html", "status_class": "ready", "summary": "This page reads an explicit proportional-only dataset and packet, so proportional lines do not mix with constituency components." }, "page_assets": { "graph_page_path": "/analysis/party-proportional/latest/graph-page.json", "derived_csv_path": "/analysis/party-proportional/latest/nationwide.csv", "shape_json_path": "/analysis/party-proportional/latest/nationwide.json", "presentation_json_path": "/analysis/party-proportional/latest/nationwide.json" }, "contract": { "seed_spec_path": "specs/data-contracts/jp-election-db/schema/analysis-family-pipeline.md", "ratchet_rule": "resolve -> verify-contract -> build-shape -> compose-page -> mirror", "renderer_boundary": "Frontends read this page packet and embedded nationwide payload only. They do not reconstruct proportional families from mixed component CSV in-browser." }, "datasets": [ { "role": "derived_proportional_csv", "dataset_id": "jp-election-db.derived-extraction-data", "family": "party-series", "dataset": "proportional-votes", "source_release_version": "2026-05-04-v051", "source_layer": "Layer 2 Release Facts", "current_yaml_public_key": "products/jp-election/derived/extraction/party-series/proportional-votes/current.yaml", "entry_public_key": "products/jp-election/derived/extraction/party-series/proportional-votes/latest/nationwide.csv", "notes": "Non-canonical national proportional party-vote series built deterministically from Layer 2 by-election facts (hr:block + hc:pr only)." }, { "role": "shape_proportional_json", "dataset_id": "jp-election-db.derived-shape.graph", "family": "graph", "dataset": "party-proportional-series", "source_release_version": "2026-05-04-v051", "source_layer": "Layer 3 Derived Shape", "current_yaml_public_key": "products/jp-election/derived/shape/graph/party-proportional-series/current.yaml", "entry_public_key": "products/jp-election/derived/shape/graph/party-proportional-series/latest/nationwide.json", "notes": "Graph-ready national proportional party payloads for packet-driven UI rendering." } ], "defaults": { "selected_party_ids": [ "LDP", "CDP", "DPP", "KMT", "ISH", "SAN" ], "latest_election_set_key": "20260208_hr" }, "warnings": [], "stages": [ { "stage_id": "M1", "label": "resolve-current", "status": "pass", "detail": "Resolved derived and shape current.yaml entrypoints for the proportional party graph." }, { "stage_id": "M2", "label": "verify-contract", "status": "pass", "detail": "Derived and shape payloads are aligned on one source_release_version." }, { "stage_id": "M3", "label": "compose-page-packet", "status": "pass", "detail": "Embedded nationwide proportional graph payload into the standalone page packet." }, { "stage_id": "M4", "label": "mirror-public-site", "status": "pass", "detail": "Mirrored latest party-proportional packet plus supporting CSV/JSON assets into projects/jp-election-db/public-site/public/analysis/party-proportional." } ], "graph_payload": { "schema_version": "jp-election-party-proportional-graph.v1", "dataset_id": "jp-election-db.derived-shape.graph", "family": "graph", "dataset": "party-proportional-series", "source_release_version": "2026-05-04-v051", "selector": { "scope_id": "national", "component_family": "proportional" }, "summary": { "party_count": 54, "election_count": 13, "series_count": 54, "observed_timeline_slot_count": 13, "max_votes": 29430273.0 }, "timeline_slots": [ { "timeline_slot_key": "2009_hr", "election_set_key": "20090830_hr", "election_date": "2009-08-30", "election_type": "hr", "label": "2009 衆", "is_observed": true }, { "timeline_slot_key": "2010_hc", "election_set_key": "20100711_hc", "election_date": "2010-07-11", "election_type": "hc", "label": "2010 参", "is_observed": true }, { "timeline_slot_key": "2012_hr", "election_set_key": "20121216_hr", "election_date": "2012-12-16", "election_type": "hr", "label": "2012 衆", "is_observed": true }, { "timeline_slot_key": "2013_hc", "election_set_key": "20130721_hc", "election_date": "2013-07-21", "election_type": "hc", "label": "2013 参", "is_observed": true }, { "timeline_slot_key": "2014_hr", "election_set_key": "20141214_hr", "election_date": "2014-12-14", "election_type": "hr", "label": "2014 衆", "is_observed": true }, { "timeline_slot_key": "2016_hc", "election_set_key": "20160710_hc", "election_date": "2016-07-10", "election_type": "hc", "label": "2016 参", "is_observed": true }, { "timeline_slot_key": "2017_hr", "election_set_key": "20171022_hr", "election_date": "2017-10-22", "election_type": "hr", "label": "2017 衆", "is_observed": true }, { "timeline_slot_key": "2019_hc", "election_set_key": "20190721_hc", "election_date": "2019-07-21", "election_type": "hc", "label": "2019 参", "is_observed": true }, { "timeline_slot_key": "2021_hr", "election_set_key": "20211031_hr", "election_date": "2021-10-31", "election_type": "hr", "label": "2021 衆", "is_observed": true }, { "timeline_slot_key": "2022_hc", "election_set_key": "20220710_hc", "election_date": "2022-07-10", "election_type": "hc", "label": "2022 参", "is_observed": true }, { "timeline_slot_key": "2024_hr", "election_set_key": "20241027_hr", "election_date": "2024-10-27", "election_type": "hr", "label": "2024 衆", "is_observed": true }, { "timeline_slot_key": "2025_hc", "election_set_key": "20250720_hc", "election_date": "2025-07-20", "election_type": "hc", "label": "2025 参", "is_observed": true }, { "timeline_slot_key": "2026_hr", "election_set_key": "20260208_hr", "election_date": "2026-02-08", "election_type": "hr", "label": "2026 衆", "is_observed": true } ], "parties": [ { "party_id": "LDP", "formal_name": "自由民主党", "common_name": "自民", "name_en": "Liberal Democratic Party", "point_count": 13, "max_votes": 20774318.074, "latest_votes": 20774318.074, "latest_election_set_key": "20260208_hr", "series_label": "自民" }, { "party_id": "MSH", "formal_name": "民進党", "common_name": "民進党", "name_en": "Democratic Party (Minshin)", "point_count": 1, "max_votes": 11751015.174, "latest_votes": 11751015.174, "latest_election_set_key": "20160710_hc", "series_label": "民進党" }, { "party_id": "CDR", "formal_name": "中道改革連合", "common_name": "中道", "name_en": "Centrist Democratic Reform", "point_count": 1, "max_votes": 10330744.762, "latest_votes": 10330744.762, "latest_election_set_key": "20260208_hr", "series_label": "中道" }, { "party_id": "DPJ", "formal_name": "民主党", "common_name": "民主", "name_en": "Democratic Party of Japan", "point_count": 5, "max_votes": 29430273.0, "latest_votes": 9775991.0, "latest_election_set_key": "20141214_hr", "series_label": "民主" }, { "party_id": "HOP", "formal_name": "希望の党", "common_name": "希望", "name_en": "Party of Hope", "point_count": 1, "max_votes": 9677524.0, "latest_votes": 9677524.0, "latest_election_set_key": "20171022_hr", "series_label": "希望" }, { "party_id": "IOT", "formal_name": "維新の党", "common_name": "維新の党", "name_en": "Japan Innovation Party", "point_count": 1, "max_votes": 8382699.0, "latest_votes": 8382699.0, "latest_election_set_key": "20141214_hr", "series_label": "維新の党" }, { "party_id": "CDP", "formal_name": "立憲民主党", "common_name": "立憲", "name_en": "Constitutional Democratic Party of Japan", "point_count": 6, "max_votes": 11565122.62, "latest_votes": 7397438.092, "latest_election_set_key": "20250720_hc", "series_label": "立憲" }, { "party_id": "DPP", "formal_name": "国民民主党", "common_name": "国民", "name_en": "Democratic Party for the People", "point_count": 6, "max_votes": 7620473.265, "latest_votes": 5515770.238, "latest_election_set_key": "20260208_hr", "series_label": "国民" }, { "party_id": "KMT", "formal_name": "公明党", "common_name": "公明", "name_en": "Komeito", "point_count": 12, "max_votes": 8054007.0, "latest_votes": 5210546.849, "latest_election_set_key": "20250720_hc", "series_label": "公明" }, { "party_id": "OIS", "formal_name": "おおさか維新の会", "common_name": "おおさか維新の会", "name_en": "Initiatives from Osaka", "point_count": 1, "max_votes": 5153584.348, "latest_votes": 5153584.348, "latest_election_set_key": "20160710_hc", "series_label": "おおさか維新の会" }, { "party_id": "ISH", "formal_name": "日本維新の会", "common_name": "維新", "name_en": "Japan Innovation Party (Ishin)", "point_count": 9, "max_votes": 12262228.0, "latest_votes": 4915798.559, "latest_election_set_key": "20260208_hr", "series_label": "維新" }, { "party_id": "MNT", "formal_name": "みんなの党", "common_name": "みんなの党", "name_en": "Your Party", "point_count": 4, "max_votes": 7862573.517, "latest_votes": 4755160.805, "latest_election_set_key": "20130721_hc", "series_label": "みんなの党" }, { "party_id": "SAN", "formal_name": "参政党", "common_name": "参政", "name_en": "Sanseito", "point_count": 4, "max_votes": 7425045.248, "latest_votes": 4227092.561, "latest_election_set_key": "20260208_hr", "series_label": "参政" }, { "party_id": "TMI", "formal_name": "チームみらい", "common_name": "みらい", "name_en": "Team Mirai", "point_count": 2, "max_votes": 3792125.64, "latest_votes": 3792125.64, "latest_election_set_key": "20260208_hr", "series_label": "みらい" }, { "party_id": "JMF", "formal_name": "日本未来の党", "common_name": "日本未来の党", "name_en": "Japan Future Party", "point_count": 1, "max_votes": 3423915.0, "latest_votes": 3423915.0, "latest_election_set_key": "20121216_hr", "series_label": "日本未来の党" }, { "party_id": "JCP", "formal_name": "日本共産党", "common_name": "共産", "name_en": "Japanese Communist Party", "point_count": 13, "max_votes": 6062962.0, "latest_votes": 2508298.524, "latest_election_set_key": "20260208_hr", "series_label": "共産" }, { "party_id": "REI", "formal_name": "れいわ新選組", "common_name": "れいわ", "name_en": "Reiwa Shinsengumi", "point_count": 6, "max_votes": 3879896.421, "latest_votes": 1661431.08, "latest_election_set_key": "20260208_hr", "series_label": "れいわ" }, { "party_id": "JHP", "formal_name": "日本保守党", "common_name": "保守", "name_en": "Japan Conservative Party", "point_count": 3, "max_votes": 2982093.455, "latest_votes": 1449041.516, "latest_election_set_key": "20260208_hr", "series_label": "保守" }, { "party_id": "JSD", "formal_name": "次世代の党", "common_name": "次世代の党", "name_en": "Party for Future Generations", "point_count": 1, "max_votes": 1414919.0, "latest_votes": 1414919.0, "latest_election_set_key": "20141214_hr", "series_label": "次世代の党" }, { "party_id": "TAJ", "formal_name": "たちあがれ日本", "common_name": "たちあがれ日本", "name_en": "", "point_count": 1, "max_votes": 1219045.537, "latest_votes": 1219045.537, "latest_election_set_key": "20100711_hc", "series_label": "たちあがれ日本" }, { "party_id": "SYT", "formal_name": "生活の党と山本太郎となかまたち", "common_name": "生活の党と山本太郎となかまたち", "name_en": "", "point_count": 1, "max_votes": 1067300.546, "latest_votes": 1067300.546, "latest_election_set_key": "20160710_hc", "series_label": "生活の党と山本太郎となかまたち" }, { "party_id": "SKT", "formal_name": "生活の党", "common_name": "生活の党", "name_en": "", "point_count": 2, "max_votes": 1028721.0, "latest_votes": 1028721.0, "latest_election_set_key": "20141214_hr", "series_label": "生活の党" }, { "party_id": "TJU", "formal_name": "減税日本・ゆうこく連合", "common_name": "減税", "name_en": "Tax Cut Japan / Yukoku Union", "point_count": 1, "max_votes": 810792.974, "latest_votes": 810792.974, "latest_election_set_key": "20260208_hr", "series_label": "減税" }, { "party_id": "NKT", "formal_name": "日本のこころを大切にする党", "common_name": "日本のこころを大切にする党", "name_en": "", "point_count": 1, "max_votes": 734024.218, "latest_votes": 734024.218, "latest_election_set_key": "20160710_hc", "series_label": "日本のこころを大切にする党" }, { "party_id": "SDP", "formal_name": "社会民主党", "common_name": "社民", "name_en": "Social Democratic Party", "point_count": 13, "max_votes": 2981581.0, "latest_votes": 720744.388, "latest_election_set_key": "20260208_hr", "series_label": "社民" }, { "party_id": "NHK", "formal_name": "NHKから国民を守る党", "common_name": "N党", "name_en": "NHK Party", "point_count": 4, "max_votes": 1253872.467, "latest_votes": 682620.421, "latest_election_set_key": "20250720_hc", "series_label": "N党" }, { "party_id": "SHR", "formal_name": "新党改革", "common_name": "新党改革", "name_en": "New Renaissance Party", "point_count": 4, "max_votes": 1159982.68, "latest_votes": 580653.416, "latest_election_set_key": "20160710_hc", "series_label": "新党改革" }, { "party_id": "SNJ", "formal_name": "新党日本", "common_name": "新党日本", "name_en": "New Party Nippon", "point_count": 1, "max_votes": 528171.0, "latest_votes": 528171.0, "latest_election_set_key": "20090830_hr", "series_label": "新党日本" }, { "party_id": "SNM", "formal_name": "再生の道", "common_name": "再生", "name_en": "Path of Renewal", "point_count": 1, "max_votes": 524786.646, "latest_votes": 524786.646, "latest_election_set_key": "20250720_hc", "series_label": "再生" }, { "party_id": "NST", "formal_name": "日本創新党", "common_name": "日本創新党", "name_en": "", "point_count": 1, "max_votes": 487194.025, "latest_votes": 487194.025, "latest_election_set_key": "20100711_hc", "series_label": "日本創新党" }, { "party_id": "KIK", "formal_name": "国民怒りの声", "common_name": "国民怒りの声", "name_en": "", "point_count": 1, "max_votes": 466706.136, "latest_votes": 466706.136, "latest_election_set_key": "20160710_hc", "series_label": "国民怒りの声" }, { "party_id": "GPG", "formal_name": "緑の党グリーンズジャパン", "common_name": "緑の党グリーンズジャパン", "name_en": "Green Party Greens Japan", "point_count": 1, "max_votes": 457862.077, "latest_votes": 457862.077, "latest_election_set_key": "20130721_hc", "series_label": "緑の党グリーンズジャパン" }, { "party_id": "MDK", "formal_name": "みどりの風", "common_name": "みどりの風", "name_en": "Green Wind", "point_count": 1, "max_votes": 430742.879, "latest_votes": 430742.879, "latest_election_set_key": "20130721_hc", "series_label": "みどりの風" }, { "party_id": "JST", "formal_name": "女性党", "common_name": "女性党", "name_en": "", "point_count": 1, "max_votes": 409358.492, "latest_votes": 409358.492, "latest_election_set_key": "20100711_hc", "series_label": "女性党" }, { "party_id": "JSK", "formal_name": "日本誠真会", "common_name": "誠真会", "name_en": "Japan Seishin Party", "point_count": 1, "max_votes": 333263.0, "latest_votes": 333263.0, "latest_election_set_key": "20250720_hc", "series_label": "誠真会" }, { "party_id": "MUR", "formal_name": "無所属連合", "common_name": "無連", "name_en": "Union of Independents", "point_count": 1, "max_votes": 289222.312, "latest_votes": 289222.312, "latest_election_set_key": "20250720_hc", "series_label": "無連" }, { "party_id": "NPD", "formal_name": "新党大地", "common_name": "大地", "name_en": "New Party Daichi", "point_count": 4, "max_votes": 523146.445, "latest_votes": 226552.0, "latest_election_set_key": "20171022_hr", "series_label": "大地" }, { "party_id": "GOB", "formal_name": "ごぼうの党", "common_name": "ごぼう", "name_en": "", "point_count": 1, "max_votes": 193724.387, "latest_votes": 193724.387, "latest_election_set_key": "20220710_hc", "series_label": "ごぼう" }, { "party_id": "OLV", "formal_name": "オリーブの木", "common_name": "オリーブ", "name_en": "", "point_count": 1, "max_votes": 167897.997, "latest_votes": 167897.997, "latest_election_set_key": "20190721_hc", "series_label": "オリーブ" }, { "party_id": "HRP", "formal_name": "幸福実現党", "common_name": "幸福実現", "name_en": "Happiness Realization Party", "point_count": 9, "max_votes": 453462.0, "latest_votes": 148020.0, "latest_election_set_key": "20220710_hc", "series_label": "幸福実現" }, { "party_id": "JFP", "formal_name": "日本第一党", "common_name": "日本第一", "name_en": "Japan First Party", "point_count": 2, "max_votes": 109045.614, "latest_votes": 109045.614, "latest_election_set_key": "20220710_hc", "series_label": "日本第一" }, { "party_id": "NKK", "formal_name": "日本のこころ", "common_name": "こころ", "name_en": "Party for Japanese Kokoro", "point_count": 1, "max_votes": 85552.0, "latest_votes": 85552.0, "latest_election_set_key": "20171022_hr", "series_label": "こころ" }, { "party_id": "LBR", "formal_name": "労働の解放をめざす労働者党", "common_name": "労働者党", "name_en": "", "point_count": 1, "max_votes": 80012.927, "latest_votes": 80012.927, "latest_election_set_key": "20190721_hc", "series_label": "労働者党" }, { "party_id": "SKM", "formal_name": "新党くにもり", "common_name": "くにもり", "name_en": "", "point_count": 1, "max_votes": 77861.0, "latest_votes": 77861.0, "latest_election_set_key": "20220710_hc", "series_label": "くにもり" }, { "party_id": "KSN", "formal_name": "国民新党", "common_name": "国民新党", "name_en": "People's New Party", "point_count": 3, "max_votes": 1219767.0, "latest_votes": 70847.0, "latest_election_set_key": "20121216_hr", "series_label": "国民新党" }, { "party_id": "ISF", "formal_name": "維新政党・新風", "common_name": "新風", "name_en": "", "point_count": 1, "max_votes": 65107.0, "latest_votes": 65107.0, "latest_election_set_key": "20220710_hc", "series_label": "新風" }, { "party_id": "KCL", "formal_name": "改革クラブ", "common_name": "改革クラブ", "name_en": "Kaikaku Club", "point_count": 1, "max_votes": 58141.0, "latest_votes": 58141.0, "latest_election_set_key": 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