{"gross_floor_m2":93.5,"stories":1,"required_x_cm_per_m2":21.0,"actual_x_cm":2150.0,"required_x_cm":1963.5,"required_y_cm_per_m2":21.0,"actual_y_cm":2530.0,"required_y_cm":1963.5,"balance_x":1.0,"balance_y":1.0,"pass":true,"messages":["壁量計算 OK (X: 2150/1964cm, Y: 2530/1964cm)","N値推定: 端部柱最大 11.7 kN → 推奨金物: ホールダウン金物 HD-B15","計算仮定: 軽い屋根+2階建て係数29 cm/m² (令第46条 表3)、壁倍率は構造用合板2.5/筋交2.0/IFCWALLSTANDARDCASE1.5/汎用1.0 の簡易判定。N値は端部柱の保守側推定。層間変形角は弾性域で 1/(200×剛性比) で近似。実際の構造設計では各柱位置で個別計算 + 構造一級建築士の検証必須。","4号特例廃止 (2025-04-01) 区分: 新3号建築物 (審査省略可) — 延べ床93.5㎡ / 1階建て"],"n_value_max_kn":11.6875,"joint_recommendation":"ホールダウン金物 HD-B15","story_drift_ratio":0.004566279069767442,"story_drift_pass":true,"asd":null}