{"building_coverage":{"built_area_m2":120.12,"site_area_m2":400.0,"coverage_pct":30.03,"limit_pct":70.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":120.11999999999999,"site_area_m2":400.0,"far_pct":30.029999999999994,"limit_pct":200.0,"pass":true},"north_slope":{"kind":"north","max_height_mm":4700,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"road_slope":{"kind":"road","max_height_mm":4700,"allowed_height_mm":-5700,"pass":false,"margin_mm":-5700},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.10656010656010657,"window_area_m2":12.8,"floor_area_m2":120.11999999999999,"pass":false},"ventilation":{"required_ratio":0.05,"actual_ratio":0.05328005328005329,"pass":true},"overall_pass":false,"messages":["道路斜線 NG: 高さ超過 4700 mm (許容 -5700 mm)","「道路の向こうから見たあなたの家、思い出してください。」","採光 NG: 窓面積比 0.107 < 1/7 (0.143)","「窓は、外と内を引き合わせる、もっとも誠実な装置です。」","→ 修正案: 道路側の建物高さを 10400 mm 下げる、または道路境界から 10400 mm 後退。","→ 修正案: 窓面積を 4.36 m² 増やす (例: 2.2m × 2m の窓を追加)。"],"high_district":{"district":"指定なし","max_height_mm":4700,"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":120.11999999999999,"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":1,"ua_w_m2k":0.456390214797136,"standard_w_m2k":0.46,"envelope_area_m2":402.24,"wall_area_m2":120.99999999999999,"window_area_m2":12.8,"roof_area_m2":148.32000000000002,"floor_area_m2":120.11999999999999,"pass":true,"message":"省エネ UA 値 OK (地域区分 1): UA=0.456 ≤ 基準 0.46 W/m²K"},"sickhouse":{"habitable_floor_m2":120.11999999999999,"habitable_volume_m3":288.28799999999995,"required_airflow_m3h":144.14399999999998,"estimated_airflow_m3h":139.0,"air_change_per_hour":0.4821567321567322,"pass":true,"message":"シックハウス OK (要 容量増): 機械換気 1 台 = 75 m³/h (必要 144 m³/h、 換気回数 0.48 回/h) — あと 1 台追加で 0.5 回/h 達成"}}