{"building_coverage":{"built_area_m2":139.009655,"site_area_m2":498.33058000000005,"coverage_pct":27.895068169406738,"limit_pct":80.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":124.56535500000001,"site_area_m2":498.33058000000005,"far_pct":24.996530415612863,"limit_pct":300.0,"pass":true,"designated_limit_pct":300.0,"road_limit_pct":240.0,"road_width_m":4.0},"north_slope":{"kind":"north","max_height_mm":3212,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"road_slope":{"kind":"road","max_height_mm":3212,"allowed_height_mm":23592,"pass":true,"margin_mm":20472},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.32232796992390056,"window_area_m2":40.150898,"floor_area_m2":124.56535500000001,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.16116398496195028,"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 300% で判定中。仮に 4.0m とすると 240% 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":3212,"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":124.56535500000001,"stories":1,"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":0.3219495733824817,"standard_w_m2k":0.87,"envelope_area_m2":525.00071,"wall_area_m2":214.66630199999997,"window_area_m2":40.150898,"roof_area_m2":145.618155,"floor_area_m2":124.56535500000001,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.322 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":124.56535500000001,"habitable_volume_m3":298.956852,"required_airflow_m3h":149.478426,"estimated_airflow_m3h":200.75448999999998,"air_change_per_hour":0.6715166040081261,"pass":true,"message":"シックハウス OK: 換気回数 0.67 回/h ≥ 0.5 回/h (居室 124.6 m² / 自然 201 + 機械 0 m³/h、 機械換気 0 台)"},"neighbor_slope":{"kind":"neighbor","max_height_mm":3212,"allowed_height_mm":32250,"pass":true,"margin_mm":29038},"shadow":{"regulated":false,"measurement_height_m":4.0,"max_shadow_5m_h":0.0,"limit_5m_h":5.0,"max_shadow_10m_h":0.0,"limit_10m_h":3.0,"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":"近隣商業地域","use_allowed":true,"use_message":"用途制限: 住宅は「近隣商業地域」で建築可能","road_width_m":4.0,"frontage_m":19.731212979059347,"road_access_ok":true,"road_message":"接道義務 OK: 幅員 4.0m の道路に 約19.7m 接道 (法 43 条)","lot_area_m2":498.33058000000005,"min_lot_area_m2":null,"min_lot_ok":true,"pass":true,"message":"用途制限: 住宅は「近隣商業地域」で建築可能 / 接道義務 OK: 幅員 4.0m の道路に 約19.7m 接道 (法 43 条)"}}