{"estimate":{"design_jpy":6807808,"direct_jpy":75980000,"disclaimer":"概算 (実施設計・相見積で変動)。確定額ではありません。","floors":2,"futai_jpy":6807808,"grand_total_jpy":113764333,"gross_m2":249.35,"high_performance":false,"honbun_jpy":85097600,"honbun_per_m2_jpy":341278,"honbun_per_tsubo_jpy":1128191,"kakunin_jpy":454025,"lines":[{"amount":4488300,"label":"仮設工事","unit":"¥18,000/㎡"},{"amount":7480500,"label":"基礎・地業 (寒冷地べた基礎)","unit":"¥30,000/㎡"},{"amount":15459700,"label":"木躯体 (籾殻SIPs+杉CLT)","unit":"¥62,000/㎡"},{"amount":5485700,"label":"屋根・防水 (ガルバ立平)","unit":"¥22,000/㎡"},{"amount":6981800,"label":"外装 (杉板張り)","unit":"¥28,000/㎡"},{"amount":11968800,"label":"内装・造作 (床オーク他)","unit":"¥48,000/㎡"},{"amount":9475300,"label":"建具・高性能サッシ (Low-E)","unit":"¥38,000/㎡"},{"amount":4488300,"label":"電気設備","unit":"¥18,000/㎡"},{"amount":4987000,"label":"給排水・衛生","unit":"¥20,000/㎡"},{"amount":3989600,"label":"空調・換気 (第一種熱交換)","unit":"¥16,000/㎡"},{"amount":1175000,"label":"太陽光発電 4.7kW","unit":"¥250,000/kW"}],"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":4254880,"pv_kw":4.7,"quantities":{"concrete_m3":0.0,"glass_area_m2":77.288,"opening_count":4,"roof_area_m2":241.72000000000003,"wall_area_m2":267.6,"wood_m3":49.7952},"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":9117600,"site_overhead_rate":0.12,"subtotal_jpy":103422121,"tax_jpy":10342212},"slug":"nah-kitakaruizawa","stored_construction_jpy":0,"title":"NOT A HOTEL KITAKARUIZAWA / IRORI(参考モデル・AI推定)"}