IFC building model
Schema: "IFC4"
Description: "ViewDefinition [CoordinationView_V2.0]"
File name: "bim-hongo-real-listing.ifc"
Time stamp: "2026-05-09T00:00:00"
Author: "BIM.HOUSE"
Organization: "Enabler Inc."
Preprocessor: "IFC4 Add2 — Real Listing AI Design"
Originating system: "BIM.HOUSE"
Application: "BIM.HOUSE" version "1.0" identifier "bim.house"

People and organizations
  Person (none given)
  Owner history of Person (none given) | application "BIM.HOUSE" version "1.0" identifier "bim.house" | change ADDED | created 1714000000 (2024-04-24T23:06:40Z)

Units
  LENGTHUNIT: MILLI METRE
  AREAUNIT: SQUARE_METRE
  VOLUMEUNIT: CUBIC_METRE
  PLANEANGLEUNIT: RADIAN

Spatial structure
IFCPROJECT "文京区本郷 5 — 賃貸併用 RC 3 階" | long name "BIM.HOUSE" | phase "3-story RC 壁式 3 階 + ロックウール 100mm 充填 + 二重床 防音 (LL-45) + 共用廊下 鉄骨片持ち, 195sqm proposed for 92.1sqm lot at 東京都文京区本郷 5 丁目 (本郷三丁目駅 徒歩 4 分)"
  IFCSITE "東京都文京区本郷 5 丁目 (本郷三丁目駅 徒歩 4 分)" | object type "Real listing site, 92.1sqm" | elevation above sea level 0.
    IFCBUILDING "文京区本郷 5 — 賃貸併用 RC 3 階 (Proposed)" | object type "3F RC 壁式 3 階 + ロックウール 100mm 充填 + 二重床 防音 (LL-45) + 共用廊下 鉄骨片持ち 195sqm" | reference height above sea level 0. | terrain above sea level 0.
      IFCBUILDINGSTOREY "1F" | elevation 0.
        contains 6 elements
          1 x IFCSLAB | object type "200mm" | FLOOR | names: "F1 Slab"
          4 x IFCWALLSTANDARDCASE | object type "200mm RC 壁式 3 階 + ロックウール 100mm 充填 + 二重床 防音 (LL-45) + 共用廊下 鉄骨片持ち" | names: "F1 Wall N", "F1 Wall S", "F1 Wall E" (+1 more)
          1 x IFCDOOR | object type "Wood 900x2100" | names: "Entry Door"
      IFCBUILDINGSTOREY "2F" | elevation 3200.
        contains 5 elements
          3 x IFCWINDOW | object type "Aluminum frame 1500x1100" | names: "F1 Window N", "F1 Window E", "F1 Window W"
          1 x IFCSTAIR | object type "Wood straight stair, 900mm wide, 14 risers" | STRAIGHT_RUN_STAIR | names: "F1 → F2 Stair"
          1 x IFCSPACE | object type "Living space" | INTERNAL | names: "F1 Interior"
      IFCBUILDINGSTOREY "3F" | elevation 6400.
        contains 5 elements
          1 x IFCSLAB | object type "200mm" | FLOOR | names: "F2 Slab"
          4 x IFCWALLSTANDARDCASE | object type "200mm RC 壁式 3 階 + ロックウール 100mm 充填 + 二重床 防音 (LL-45) + 共用廊下 鉄骨片持ち" | names: "F2 Wall N", "F2 Wall S", "F2 Wall E" (+1 more)