{"building_coverage":{"built_area_m2":87.7669,"site_area_m2":240.0,"coverage_pct":36.56954166666667,"limit_pct":70.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":75.439,"site_area_m2":240.0,"far_pct":31.432916666666667,"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":3230,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"road_slope":{"kind":"road","max_height_mm":3230,"allowed_height_mm":14147,"pass":true,"margin_mm":11027},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.4802038733281195,"window_area_m2":36.2261,"floor_area_m2":75.439,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.24010193666405974,"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":3230,"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":75.439,"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":0.3410309117183498,"standard_w_m2k":0.87,"envelope_area_m2":383.1588999999999,"wall_area_m2":167.13929999999993,"window_area_m2":36.2261,"roof_area_m2":104.35449999999999,"floor_area_m2":75.439,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.341 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":75.439,"habitable_volume_m3":181.0536,"required_airflow_m3h":90.5268,"estimated_airflow_m3h":181.1305,"air_change_per_hour":1.000424736100249,"pass":true,"message":"シックハウス OK: 換気回数 1.00 回/h ≥ 0.5 回/h (居室 75.4 m² / 自然 181 + 機械 0 m³/h、 機械換気 0 台)"},"neighbor_slope":{"kind":"neighbor","max_height_mm":3230,"allowed_height_mm":20625,"pass":true,"margin_mm":17395},"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":12.247448713915892,"road_access_ok":true,"road_message":"接道義務 OK: 幅員 4.0m の道路に 約12.2m 接道 (法 43 条)","lot_area_m2":240.0,"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12.2m 接道 (法 43 条)"},"absolute_height":{"kind":"absolute_height","max_height_mm":3230,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807}}