{"building_coverage":{"built_area_m2":79.3874,"site_area_m2":237.6,"coverage_pct":33.41220538720539,"limit_pct":70.0,"pass":true},"floor_area_ratio":{"gross_floor_m2":147.62339999999998,"site_area_m2":237.6,"far_pct":62.13106060606059,"limit_pct":200.0,"pass":true,"designated_limit_pct":200.0,"road_limit_pct":160.0,"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":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"daylight":{"required_ratio":0.2,"actual_ratio":0.39747065167175405,"window_area_m2":58.67596900000001,"floor_area_m2":147.62339999999998,"pass":true},"ventilation":{"required_ratio":0.05,"actual_ratio":0.13591247126601858,"mechanical_units":0,"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 200% で判定中。仮に 4.0m とすると 160% に低減 (法52条2項) — set_site_context で実幅員を登録してください。","ベルギー法域: 採光は Brussels RRU (2006) Titre II art.10 (≥ 1/5) を3地域へ保守的に適用 (Flanders/Wallonia の居住性基準は要現地確認)。換気は EPB + NBN D50-001 の系統換気が法定 (窓開口比は補助指標)。高さ・建ぺい率/容積率の上限は地方計画 (RRU Titre I / RUP / CoDT) 依存のため適用外 — 要現地確認。斜線・天空率・日影は日本法固有のため適用外。"],"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":215.85939999999997,"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":0.36142156033095957,"standard_w_m2k":0.87,"envelope_area_m2":591.7219,"wall_area_m2":295.648931,"window_area_m2":58.67596900000001,"roof_area_m2":89.7736,"floor_area_m2":147.62339999999998,"pass":true,"message":"省エネ UA 値 OK (地域区分 6): UA=0.361 ≤ 基準 0.87 W/m²K"},"sickhouse":{"habitable_floor_m2":215.85939999999997,"habitable_volume_m3":518.0625599999998,"required_airflow_m3h":259.0312799999999,"estimated_airflow_m3h":293.37984500000005,"air_change_per_hour":0.5663019636084108,"pass":true,"message":"シックハウス OK: 換気回数 0.57 回/h ≥ 0.5 回/h (居室 215.9 m² / 自然 293 + 機械 0 m³/h、 機械換気 0 台)"},"neighbor_slope":{"kind":"neighbor","max_height_mm":6112,"allowed_height_mm":9223372036854775807,"pass":true,"margin_mm":9223372036854775807},"shadow":{"regulated":false,"measurement_height_m":4.0,"max_shadow_5m_h":0.0,"limit_5m_h":0.0,"max_shadow_10m_h":0.0,"limit_10m_h":0.0,"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":"","use_allowed":true,"use_message":"用途制限: 住宅は「用途地域指定なし」で建築可能","road_width_m":4.0,"frontage_m":12.18605760695394,"road_access_ok":true,"road_message":"接道義務 OK: 幅員 4.0m の道路に 約12.2m 接道 (法 43 条)","lot_area_m2":237.6,"min_lot_area_m2":null,"min_lot_ok":true,"pass":true,"message":"用途制限: 住宅は「用途地域指定なし」で建築可能 / 接道義務 OK: 幅員 4.0m の道路に 約12.2m 接道 (法 43 条)"}}