{"building_coverage":{"built_area_m2":76.767757,"site_area_m2":253.8,"coverage_pct":30.247343183609143,"limit_pct":70.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":133.644608,"site_area_m2":253.8,"far_pct":52.6574499605989,"limit_pct":200.0,"pass":true,"designated_limit_pct":200.0,"road_limit_pct":160.0,"road_width_m":4.0},"north_slope":{"kind":"north","max_height_mm":6130,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"road_slope":{"kind":"road","max_height_mm":6130,"allowed_height_mm":10815,"pass":true,"margin_mm":4795},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.692610808510883,"window_area_m2":92.56370000000003,"floor_area_m2":133.644608,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.3463054042554415,"mechanical_units":0,"pass":true},"overall_pass":true,"messages":["容積率 補足: 前面道路幅員が未登録のため指定 200% で判定中。仮に 4.0m とすると 160% に低減 (法52条2項) — set_site_context で実幅員を登録してください。"],"high_district":{"district":"指定なし","max_height_mm":6130,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807,"message":"高度地区 指定なし → 適用外"},"fire_district":{"district":"指定なし","gross_floor_m2":133.644608,"stories":2,"required_grade":"規制なし","pass":true,"message":"防火 / 準防火地域 指定なし → 構造制限なし"},"energy_ua":{"climate_zone":6,"ua_w_m2k":0.3879394198218198,"standard_w_m2k":0.87,"envelope_area_m2":627.471512,"wall_area_m2":262.8080999999999,"window_area_m2":92.56370000000003,"roof_area_m2":205.27740799999998,"floor_area_m2":66.822304,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.388 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":133.644608,"habitable_volume_m3":320.7470592,"required_airflow_m3h":160.3735296,"estimated_airflow_m3h":462.81850000000014,"air_change_per_hour":1.4429391843976729,"pass":true,"message":"シックハウス OK: 換気回数 1.44 回/h ≥ 0.5 回/h (居室 133.6 m² / 自然 463 + 機械 0 m³/h、 機械換気 0 台)"},"neighbor_slope":{"kind":"neighbor","max_height_mm":6130,"allowed_height_mm":20625,"pass":true,"margin_mm":14495},"shadow":{"regulated":false,"measurement_height_m":4.0,"max_shadow_5m_h":0.0,"limit_5m_h":0.0,"max_shadow_10m_h":0.0,"limit_10m_h":0.0,"pass":true,"message":"日影規制: 対象外 (用途地域・規模が規制要件未満)"},"site_eligibility":{"zoning":"","use_allowed":true,"use_message":"用途制限: 住宅は「用途地域指定なし」で建築可能","road_width_m":4.0,"frontage_m":20.566963801203133,"road_access_ok":true,"road_message":"接道義務 OK: 幅員 4.0m の道路に 約20.6m 接道 (法 43 条)","lot_area_m2":253.8,"min_lot_area_m2":null,"min_lot_ok":true,"pass":true,"message":"用途制限: 住宅は「用途地域指定なし」で建築可能 / 接道義務 OK: 幅員 4.0m の道路に 約20.6m 接道 (法 43 条)"},"absolute_height":{"kind":"absolute_height","max_height_mm":6130,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807}}