{"estimate":{"design_jpy":5377487,"direct_jpy":60016600,"disclaimer":"概算 (実施設計・相見積で変動)。確定額ではありません。","floors":3,"futai_jpy":5377487,"grand_total_jpy":89859711,"gross_m2":184.1,"high_performance":true,"honbun_jpy":67218592,"honbun_per_m2_jpy":365120,"honbun_per_tsubo_jpy":1207008,"kakunin_jpy":356150,"lines":[{"amount":3313800,"label":"仮設工事","unit":"¥18,000/㎡"},{"amount":5523000,"label":"基礎・地業 (寒冷地べた基礎)","unit":"¥30,000/㎡"},{"amount":16200800,"label":"木躯体 (籾殻SIPs+杉CLT)","unit":"¥88,000/㎡"},{"amount":4050200,"label":"屋根・防水 (ガルバ立平)","unit":"¥22,000/㎡"},{"amount":5154800,"label":"外装 (杉板張り)","unit":"¥28,000/㎡"},{"amount":8836800,"label":"内装・造作 (床オーク他)","unit":"¥48,000/㎡"},{"amount":6995800,"label":"建具・高性能サッシ (Low-E)","unit":"¥38,000/㎡"},{"amount":3313800,"label":"電気設備","unit":"¥18,000/㎡"},{"amount":3682000,"label":"給排水・衛生","unit":"¥20,000/㎡"},{"amount":2945600,"label":"空調・換気 (第一種熱交換)","unit":"¥16,000/㎡"}],"method":"部位別概算 (elemental) — 本体は延床ベース+モデル特徴量補正。総額は本体に付帯/設計/確認/税を積上 (詳細見積と同一定義)","misc_jpy":3360930,"pv_kw":0.0,"quantities":{"concrete_m3":0.0,"glass_area_m2":89.17406399999999,"opening_count":17,"roof_area_m2":214.302765,"wall_area_m2":335.5068,"wood_m3":0.0},"rate_source":"高性能木造の部位別概算レンジ (2026 想定)。実施設計・相見積で確定。確定額ではありません。","rate_year":2026,"site_overhead_jpy":7201992,"site_overhead_rate":0.12,"subtotal_jpy":81690646,"tax_jpy":8169065},"slug":"u-2-uljdl98n","stored_construction_jpy":96933254,"title":"山口市 2世帯住宅"}