{"building_coverage":{"built_area_m2":19.991136,"site_area_m2":154.0,"coverage_pct":12.981257142857144,"limit_pct":60.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":59.973408000000006,"site_area_m2":154.0,"far_pct":38.94377142857143,"limit_pct":300.0,"pass":true,"designated_limit_pct":300.0,"road_limit_pct":160.0,"road_width_m":4.0},"north_slope":{"kind":"north","max_height_mm":8790,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"road_slope":{"kind":"road","max_height_mm":8790,"allowed_height_mm":9730,"pass":true,"margin_mm":1000},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.7271222605858917,"window_area_m2":43.608000000000004,"floor_area_m2":59.973408000000006,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.36356113029294584,"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 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":8790,"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":59.973408000000006,"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":0.4105272832840925,"standard_w_m2k":0.87,"envelope_area_m2":300.235044,"wall_area_m2":175.94249999999997,"window_area_m2":43.608000000000004,"roof_area_m2":40.702272,"floor_area_m2":39.982272,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.411 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":59.973408000000006,"habitable_volume_m3":143.9361792,"required_airflow_m3h":71.9680896,"estimated_airflow_m3h":218.04000000000002,"air_change_per_hour":1.5148380428872745,"pass":true,"message":"シックハウス OK: 換気回数 1.51 回/h ≥ 0.5 回/h (居室 60.0 m² / 自然 218 + 機械 0 m³/h、 機械換気 0 台)"},"neighbor_slope":{"kind":"neighbor","max_height_mm":8790,"allowed_height_mm":20625,"pass":true,"margin_mm":11835},"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":"第一種住居地域 想定 (現地照合要)","use_allowed":true,"use_message":"用途制限: 住宅は「第一種住居地域 想定 (現地照合要)」で建築可能","road_width_m":4.0,"frontage_m":14.0,"road_access_ok":true,"road_message":"接道義務 OK: 幅員 4.0m の道路に 約14.0m 接道 (法 43 条)","lot_area_m2":154.0,"min_lot_area_m2":null,"min_lot_ok":true,"pass":true,"message":"用途制限: 住宅は「第一種住居地域 想定 (現地照合要)」で建築可能 / 接道義務 OK: 幅員 4.0m の道路に 約14.0m 接道 (法 43 条)"},"absolute_height":{"kind":"absolute_height","max_height_mm":8790,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807}}