{"building_coverage":{"built_area_m2":58.016,"site_area_m2":172.0,"coverage_pct":33.730232558139534,"limit_pct":50.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":114.40800000000002,"site_area_m2":172.0,"far_pct":66.51627906976745,"limit_pct":100.0,"pass":true,"designated_limit_pct":100.0,"road_limit_pct":160.0,"road_width_m":4.0},"north_slope":{"kind":"north","max_height_mm":6700,"allowed_height_mm":7557,"pass":true,"margin_mm":1537},"road_slope":{"kind":"road","max_height_mm":6700,"allowed_height_mm":11875,"pass":true,"margin_mm":5175},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.6973278092441089,"window_area_m2":79.77988000000002,"floor_area_m2":114.40800000000002,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.24411252815039663,"mechanical_units":0,"pass":true},"overall_pass":false,"messages":["日影規制 NG: 5m 4.6h (許容 4.0h) / 10m 1.2h (許容 2.5h) ※建物高さ・北側ボリュームを抑える","「冬の陽だまりを、隣にも残す。」"],"high_district":{"district":"指定なし","max_height_mm":6700,"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":163.408,"stories":3,"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":0.4051959012478818,"standard_w_m2k":0.87,"envelope_area_m2":519.28,"wall_area_m2":199.21712,"window_area_m2":79.77988000000002,"roof_area_m2":125.875,"floor_area_m2":114.408,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.405 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":163.408,"habitable_volume_m3":392.1792,"required_airflow_m3h":196.0896,"estimated_airflow_m3h":398.8994000000001,"air_change_per_hour":1.0171355339599861,"pass":true,"message":"シックハウス OK: 換気回数 1.02 回/h ≥ 0.5 回/h (居室 163.4 m² / 自然 399 + 機械 0 m³/h、 機械換気 0 台)"},"neighbor_slope":{"kind":"neighbor","max_height_mm":6700,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"shadow":{"regulated":true,"measurement_height_m":1.5,"max_shadow_5m_h":4.583333333333333,"limit_5m_h":4.0,"max_shadow_10m_h":1.25,"limit_10m_h":2.5,"pass":false,"message":"日影規制 NG: 5m 4.6h (許容 4.0h) / 10m 1.2h (許容 2.5h) ※建物高さ・北側ボリュームを抑える"},"site_eligibility":{"zoning":"第一種低層住居専用地域","use_allowed":true,"use_message":"用途制限: 住宅は「第一種低層住居専用地域」で建築可能","road_width_m":4.0,"frontage_m":11.59202311936963,"road_access_ok":true,"road_message":"接道義務 OK: 幅員 4.0m の道路に 約11.6m 接道 (法 43 条)","lot_area_m2":172.0,"min_lot_area_m2":null,"min_lot_ok":true,"pass":true,"message":"用途制限: 住宅は「第一種低層住居専用地域」で建築可能 / 接道義務 OK: 幅員 4.0m の道路に 約11.6m 接道 (法 43 条)"}}