{"building_coverage":{"built_area_m2":161.58,"site_area_m2":320.0,"coverage_pct":50.493750000000006,"limit_pct":50.0,"pass":false},"floor_area_ratio":{"gross_floor_m2":3.7199999999999998,"site_area_m2":320.0,"far_pct":1.1625,"limit_pct":100.0,"pass":true},"north_slope":{"kind":"north","max_height_mm":5500,"allowed_height_mm":3125,"pass":false,"margin_mm":-275},"road_slope":{"kind":"road","max_height_mm":5500,"allowed_height_mm":0,"pass":false,"margin_mm":-550},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.30249804839968775,"window_area_m2":46.5,"floor_area_m2":153.72,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.15124902419984387,"pass":true},"overall_pass":false,"messages":["建ぺい率 NG: 50.5% > 50% (用途地域: 第一種低層住居専用地域)","「家を小さくしたほうが、空が広く見えるかもしれません。」","北側斜線: 斜線では超過するが天空率 (法56条7項) により適合","道路斜線: 斜線では超過するが天空率 (法56条7項) により適合","→ 修正案: 建築面積を 1.6 m² 縮小すれば適合。例えば 1階の外壁を内側に動かす。"],"high_district":{"district":"指定なし","max_height_mm":5500,"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":153.72,"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":0.31637283124562354,"standard_w_m2k":0.87,"envelope_area_m2":514.12,"wall_area_m2":92.9,"window_area_m2":46.5,"roof_area_m2":221.0,"floor_area_m2":153.72,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.316 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":153.72,"habitable_volume_m3":368.928,"required_airflow_m3h":184.464,"estimated_airflow_m3h":232.5,"air_change_per_hour":0.6302042674993494,"pass":true,"message":"シックハウス OK: 換気回数 0.63 回/h ≥ 0.5 回/h (居室 153.7 m² / 自然 232 + 機械 0 m³/h、 機械換気 0 台)"}}