diff --git a/Common/Data/Excel/HouseFurniturePosData.cs b/Common/Data/Excel/HouseFurniturePosData.cs
new file mode 100644
index 0000000..7e641dd
--- /dev/null
+++ b/Common/Data/Excel/HouseFurniturePosData.cs
@@ -0,0 +1,18 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("house/FurniturePos.json")]
+public class HouseFurniturePosExcel : ExcelResource
+{
+    public uint AreaId { get; set; }
+    public uint GroupId { get; set; }
+
+    public override uint GetId()
+    {
+        return (AreaId << 48) | (GroupId << 32);
+    }
+
+    public override void Loaded()
+    {
+        GameData.HouseFurniturePosData.TryAdd(GetId(), this);
+    }
+}
diff --git a/Common/Data/GameData.cs b/Common/Data/GameData.cs
index b0e1e1f..5f81860 100644
--- a/Common/Data/GameData.cs
+++ b/Common/Data/GameData.cs
@@ -31,6 +31,7 @@ public static class GameData
     public static Dictionary<uint, WeaponPartsExcel> WeaponPartsData { get; private set; } = [];
     public static Dictionary<uint, GuideExcel> GuideData { get; private set; } = [];
     public static Dictionary<uint, DormGiftExcel> DormGiftData { get; private set; } = [];
+    public static Dictionary<uint, HouseFurniturePosExcel> HouseFurniturePosData { get; private set; } = [];
 }
 
 public static class GameResourceTemplateId
diff --git a/GameServer/Game/Player/PlayerInstance.cs b/GameServer/Game/Player/PlayerInstance.cs
index 8d55a77..914d1f1 100644
--- a/GameServer/Game/Player/PlayerInstance.cs
+++ b/GameServer/Game/Player/PlayerInstance.cs
@@ -327,18 +327,30 @@ public class PlayerInstance(PlayerGameData data)
 
     private static IEnumerable<(uint Gid, uint Sid, uint Value)> BuildGirlFurnitureAttrs()
     {
-        // Unlock some furniture slots for every girl
-        // Each furniture attr int stores 10 slots using 3 bits per slot
-        // Value below means slot 0..9 = 1
         const uint furnitureUnlockedValue = 153391689;
+        var groupFurnitureByArea = new Dictionary<uint, uint>();
+        foreach (var pos in GameData.HouseFurniturePosData.Values)
+        {
+            var areaId = pos.AreaId;
+            var groupId = pos.GroupId;
+            uint selectedIndex = 1;
+            var shift = (groupId - 1) * 3;
+            if (!groupFurnitureByArea.TryGetValue(areaId, out var packed)) packed = 0;
+            packed |= (selectedIndex << (int)shift);
+            groupFurnitureByArea[areaId] = packed;
+        }
 
         for (uint girlId = 0; girlId <= 50; girlId++)
         {
-            // FurnitureStart..FurnitureEnd = 10..19
+            var baseSid = girlId * 50;
             for (uint offset = 10; offset <= 19; offset++)
             {
-                uint sid = (girlId * 50) + offset;
-                yield return (101, sid, furnitureUnlockedValue);
+                yield return (101, baseSid + offset, furnitureUnlockedValue);
+            }
+
+            if (groupFurnitureByArea.TryGetValue(girlId, out var groupValue))
+            {
+                yield return (101, baseSid + 20, groupValue);
             }
         }
     }