{"building_coverage":{"built_area_m2":62.16,"site_area_m2":200.0,"coverage_pct":31.08,"limit_pct":70.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":56.0,"site_area_m2":200.0,"far_pct":28.000000000000004,"limit_pct":200.0,"pass":true},"north_slope":{"kind":"north","max_height_mm":3150,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"road_slope":{"kind":"road","max_height_mm":3150,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.08357142857142859,"window_area_m2":4.680000000000001,"floor_area_m2":56.0,"pass":false},"ventilation":{"required_ratio":0.05,"actual_ratio":0.041785714285714294,"pass":false},"overall_pass":false,"messages":["採光 NG: 窓面積比 0.084 < 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。」","換気 NG: 有効換気面積比 0.042 < 1/20 (0.050)","「家は呼吸する生き物です。」","→ 修正案: 窓面積を 3.32 m² 増やす (例: 1.7m × 2m の窓を追加)。","→ 修正案: 開閉可能な窓を増やすか、24時間機械換気を設置。","省エネ UA 値 NG (地域区分 1): UA=0.461 > 基準 0.46 W/m²K — 断熱強化要 (壁/窓/屋根)","「断熱は、家の体温を保つ、最も静かな配慮です。」"],"high_district":{"district":"指定なし","max_height_mm":3150,"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":56.0,"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":0.46076161325171044,"standard_w_m2k":0.46,"envelope_area_m2":222.16,"wall_area_m2":99.31999999999998,"window_area_m2":4.680000000000001,"roof_area_m2":62.160000000000004,"floor_area_m2":56.0,"pass":false,"message":"省エネ UA 値 NG (地域区分 1): UA=0.461 > 基準 0.46 W/m²K — 断熱強化要 (壁/窓/屋根)"},"sickhouse":{"habitable_floor_m2":56.0,"habitable_volume_m3":134.4,"required_airflow_m3h":67.2,"estimated_airflow_m3h":98.4,"air_change_per_hour":0.7321428571428572,"pass":true,"message":"シックハウス OK: 換気回数 0.73 回/h ≥ 0.5 回/h (居室 56.0 m² / 自然 23 + 機械 75 m³/h、 機械換気 1 台)"}}