{"building_coverage":{"built_area_m2":65.0475,"site_area_m2":260.0,"coverage_pct":25.01826923076923,"limit_pct":80.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":113.23468799999998,"site_area_m2":260.0,"far_pct":43.551803076923065,"limit_pct":300.0,"pass":true,"designated_limit_pct":300.0,"road_limit_pct":240.0,"road_width_m":4.0},"north_slope":{"kind":"north","max_height_mm":6112,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"road_slope":{"kind":"road","max_height_mm":6112,"allowed_height_mm":15225,"pass":true,"margin_mm":9205},"daylight":{"required_ratio":0.14285714285714285,"actual_ratio":0.6469165703004367,"window_area_m2":73.253396,"floor_area_m2":113.23468799999998,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.32345828515021835,"mechanical_units":10,"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 240% 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":6112,"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":113.23468799999998,"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":0.3859924669557296,"standard_w_m2k":0.87,"envelope_area_m2":514.8399319999999,"wall_area_m2":229.9745039999999,"window_area_m2":73.253396,"roof_area_m2":154.994688,"floor_area_m2":56.61734399999999,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.386 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":113.23468799999998,"habitable_volume_m3":271.76325119999996,"required_airflow_m3h":135.88162559999998,"estimated_airflow_m3h":1116.2669799999999,"air_change_per_hour":4.107497886748861,"pass":true,"message":"シックハウス OK: 換気回数 4.11 回/h ≥ 0.5 回/h (居室 113.2 m² / 自然 366 + 機械 750 m³/h、 機械換気 10 台)"},"neighbor_slope":{"kind":"neighbor","max_height_mm":6112,"allowed_height_mm":32250,"pass":true,"margin_mm":26138},"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":"近隣商業地域","use_allowed":true,"use_message":"用途制限: 住宅は「近隣商業地域」で建築可能","road_width_m":4.0,"frontage_m":17.7,"road_access_ok":true,"road_message":"接道義務 OK: 幅員 4.0m の道路に 約17.7m 接道 (法 43 条)","lot_area_m2":260.0,"min_lot_area_m2":null,"min_lot_ok":true,"pass":true,"message":"用途制限: 住宅は「近隣商業地域」で建築可能 / 接道義務 OK: 幅員 4.0m の道路に 約17.7m 接道 (法 43 条)"}}