IFC building model
Schema: "IFC4"
Description: "ViewDefinition [CoordinationView_V2.0]"
File name: "nah-yakushima-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 "NOT A HOTEL YAKUSHIMA(参考モデル・AI推定 / 2027予定)" | long name "BIM.HOUSE" | phase "1-story 木造 + 深い軒 + 原生林に溶ける外皮(構造・仕様は AI 推定), 220sqm proposed for 1500sqm lot at 鹿児島県熊毛郡屋久島町(公開情報: 2027年早期 販売予定)"
  IFCSITE "鹿児島県熊毛郡屋久島町(公開情報: 2027年早期 販売予定)" | object type "Real listing site, 1500sqm" | elevation above sea level 0.
    IFCBUILDING "NOT A HOTEL YAKUSHIMA(参考モデル・AI推定 / 2027予定) (Proposed)" | object type "1F 木造 + 深い軒 + 原生林に溶ける外皮(構造・仕様は AI 推定) 220sqm" | reference height above sea level 0. | terrain above sea level 0.
      IFCBUILDINGSTOREY "GF" | elevation 0.
        contains 43 elements
          1 x IFCSITE | names: "敷地 30.0×50.0m / 約1,500㎡ (nah-yakushima)" | material: "Generic" | property sets: Pset_BuildingElementCommon, BaseQuantities
          2 x IFCSLAB | FLOOR | names: "RC ベタ基礎 t=400", "ウッドデッキ・縁側 (眺望へ張り出す)" | material: "Reinforced Concrete"; "Generic" | property sets: Pset_SlabCommon, BaseQuantities
          8 x IFCWALL | names: "1F 北壁", "1F 西壁", "1F 東壁" (+5 more) | material: "Generic" | property sets: Pset_WallCommon, BaseQuantities
          10 x IFCWINDOW | names: "1F 南面ガラス #1", "1F 南面ガラス #2", "1F 南面ガラス #3" (+7 more) | material: "Generic" | property sets: Pset_WindowCommon, BaseQuantities
          12 x IFCBUILDINGELEMENTPROXY | names: "1F 方立 V1", "1F 方立 V2", "囲炉裏 (沈み込みの炉)" (+9 more) | material: "Structural Steel"; "Generic"; "Tree Trunk"; "Foliage" | property sets: Pset_BuildingElementCommon, BaseQuantities
          5 x IFCCOLUMN | COLUMN | names: "1F 柱 □300" | material: "Generic" | property sets: Pset_ColumnCommon, BaseQuantities
          3 x IFCSPACE | INTERNAL | names: "リビング吹抜 (大空間 / double-height void)", "ロフト (屋根下のメザニン / 書斎・収納)", "雨水タンク 6500L (外構)" | material: "Generic" | property sets: Pset_SpaceCommon, BaseQuantities
          2 x IFCROOF | FLAT_ROOF | names: "太陽光パネル PV (屋上)", "水平に伸びる大屋根 (深い軒)" | material: "Generic" | property sets: Pset_RoofCommon, BaseQuantities

Property sets
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCSITE)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "敷地 30.0×50.0m / 約1,500㎡ (nah-yakushima)" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "1F 方立 V1" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "1F 方立 V2" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "囲炉裏 (沈み込みの炉)" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "囲炉裏 煙突" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "屋久杉/常緑 #1 幹" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "屋久杉/常緑 #1 樹冠" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "屋久杉/常緑 #2 幹" (IFCLABEL)
  Pset_BuildingElementCommon: 5 more contents on 5 objects not shown
  BaseQuantities | quantities | on 6 objects (6 IFCWINDOW)
    Area = 7.4304 [SQUARE_METRE]
    NetVolume = 0.8916 [CUBIC_METRE]
    OverallHeight = 2.7000 [MILLI METRE]
    OverallWidth = 2.7520 [MILLI METRE]
  BaseQuantities | quantities | on 5 objects (5 IFCCOLUMN)
    Length = 2.8000 [MILLI METRE]
    NetVolume = 0.2520 [CUBIC_METRE]
  BaseQuantities | quantities | on 2 objects (2 IFCWALL)
    Height = 2.8000 [MILLI METRE]
    Length = 0.1800 [MILLI METRE]
    NetSideArea = 0.5040 [SQUARE_METRE]
    NetVolume = 6.4341 [CUBIC_METRE]
  BaseQuantities | quantities | on 2 objects (2 IFCWINDOW)
    Area = 0.2560 [SQUARE_METRE]
    NetVolume = 1.0893 [CUBIC_METRE]
    OverallHeight = 1.6000 [MILLI METRE]
    OverallWidth = 0.1600 [MILLI METRE]
  BaseQuantities | quantities | on 2 objects (2 IFCBUILDINGELEMENTPROXY)
    NetVolume = 0.0146 [CUBIC_METRE]
  BaseQuantities | quantities | on 2 objects (2 IFCWALL)
    Height = 2.8000 [MILLI METRE]
    Length = 0.1500 [MILLI METRE]
    NetSideArea = 0.4200 [SQUARE_METRE]
    NetVolume = 4.8577 [CUBIC_METRE]
  BaseQuantities | quantities | on 1 object (1 IFCSITE)
    NetVolume = 300.0000 [CUBIC_METRE]
  BaseQuantities | quantities | on 1 object (1 IFCSLAB)
    NetArea = 219.9965 [SQUARE_METRE]
    NetVolume = 87.9986 [CUBIC_METRE]
  BaseQuantities: 13 more contents on 13 objects not shown
  Pset_SlabCommon | properties | on 1 object (1 IFCSLAB)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "RC ベタ基礎 t=400" (IFCLABEL)
  Pset_SlabCommon | properties | on 1 object (1 IFCSLAB)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "ウッドデッキ・縁側 (眺望へ張り出す)" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 北壁" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 西壁" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 東壁" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 間仕切り A (居室境)" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 間仕切り B (居室境)" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 間仕切り C (居室境)" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 間仕切り D (水回り)" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "1F 間仕切り E (寝室境)" (IFCLABEL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 南面ガラス #1" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 南面ガラス #2" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 南面ガラス #3" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 南面ガラス #4" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 南面ガラス #5" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 南面ガラス #6" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 東面 横長窓" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "1F 西面 横長窓" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon: 2 more contents on 2 objects not shown
  Pset_ColumnCommon | properties | on 5 objects (5 IFCCOLUMN)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "1F 柱 □300" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 7.84 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "リビング吹抜 (大空間 / double-height void)" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 7.80 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "ロフト (屋根下のメザニン / 書斎・収納)" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 1.44 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "雨水タンク 6500L (外構)" (IFCLABEL)
  Pset_RoofCommon | properties | on 1 object (1 IFCROOF)
    IsExternal = TRUE (IFCBOOLEAN)
    ProjectedArea = 66.55 (IFCAREAMEASURE) [SQUARE_METRE]
    Reference = "太陽光パネル PV (屋上)" (IFCLABEL)
  Pset_RoofCommon | properties | on 1 object (1 IFCROOF)
    IsExternal = TRUE (IFCBOOLEAN)
    ProjectedArea = 318.99 (IFCAREAMEASURE) [SQUARE_METRE]
    Reference = "水平に伸びる大屋根 (深い軒)" (IFCLABEL)