diff --git a/2DGAMELIB/_2DGAMELIB/Obj.cs b/2DGAMELIB/_2DGAMELIB/BodyTemplate.cs
similarity index 97%
rename from 2DGAMELIB/_2DGAMELIB/Obj.cs
rename to 2DGAMELIB/_2DGAMELIB/BodyTemplate.cs
index 220b5dc..47cf951 100644
--- a/2DGAMELIB/_2DGAMELIB/Obj.cs
+++ b/2DGAMELIB/_2DGAMELIB/BodyTemplate.cs
@@ -7,7 +7,7 @@ using System.IO;
 namespace _2DGAMELIB
 {
     [Serializable]
-    public class Obj
+    public class BodyTemplate
     {
     	public string Tag = "";
 
@@ -189,7 +189,7 @@ namespace _2DGAMELIB
     		}
     	}
 
-    	public Obj SetDefaultR()
+    	public BodyTemplate SetDefaultR()
     	{
     		foreach (VariantGrid value in Difss.Values)
     		{
@@ -198,7 +198,7 @@ namespace _2DGAMELIB
     		return this;
     	}
 
-    	public Obj()
+    	public BodyTemplate()
     	{
     	}
 
diff --git a/2DGAMELIB/_2DGAMELIB/ObjExtensions.cs b/2DGAMELIB/_2DGAMELIB/ObjExtensions.cs
index a6ae3db..7783b13 100644
--- a/2DGAMELIB/_2DGAMELIB/ObjExtensions.cs
+++ b/2DGAMELIB/_2DGAMELIB/ObjExtensions.cs
@@ -31,19 +31,19 @@ namespace _2DGAMELIB
             ["四足下腕"] = "四足LowerArm",
         };
 
-        public static void MigrateKeys(this Obj obj)
+        public static void MigrateKeys(this BodyTemplate BodyTemplate)
         {
             var newDict = new OrderedDictionary<string, VariantGrid>();
 
-            foreach (var key in obj.Keys)
+            foreach (var key in BodyTemplate.Keys)
             {
                 var newKey = KeyMap.TryGetValue(key, out var mapped) ? mapped : key;
-                var difs = obj.Difss[key];
+                var difs = BodyTemplate.Difss[key];
 
                 newDict.Add(newKey, difs);
             }
 
-            obj.Difss = newDict;
+            BodyTemplate.Difss = newDict;
         }
 
     }
diff --git a/2DGAMELIB/_2DGAMELIB/Oth.cs b/2DGAMELIB/_2DGAMELIB/Oth.cs
index 5aaa17d..82b96a1 100644
--- a/2DGAMELIB/_2DGAMELIB/Oth.cs
+++ b/2DGAMELIB/_2DGAMELIB/Oth.cs
@@ -156,16 +156,16 @@ namespace _2DGAMELIB
     		GetMinMaxY(ShapePart, ref MM[1].Y, ref MM[0].Y);
     	}
 
-public static Obj ObjLoad(this byte[] bd)
+public static BodyTemplate ObjLoad(this byte[] bd)
         {
-            return bd.Load<byte[]>().ToDeserialObject<Obj>().SetDefaultR();
+            return bd.Load<byte[]>().ToDeserialObject<BodyTemplate>().SetDefaultR();
         }
 
-        public static Obj? ObjLoadRaw(this byte[] bd)
+        public static BodyTemplate? ObjLoadRaw(this byte[] bd)
         {
             try
             {
-                return bd.Load<byte[]>().ToDeserialObject<Obj>();
+                return bd.Load<byte[]>().ToDeserialObject<BodyTemplate>();
             }
             catch
             {
diff --git a/2DGAMELIB/_2DGAMELIB/Ser.cs b/2DGAMELIB/_2DGAMELIB/Ser.cs
index aa92ea1..9ebdb7b 100644
--- a/2DGAMELIB/_2DGAMELIB/Ser.cs
+++ b/2DGAMELIB/_2DGAMELIB/Ser.cs
@@ -21,7 +21,8 @@ namespace _2DGAMELIB
             .Add("_2DGAMELIB.Out", typeof(CurveOutline))
             .Add("_2DGAMELIB.Joi", typeof(JointPoint))
             .Add("_2DGAMELIB.Dif", typeof(MorphVariant))
-            .Add("_2DGAMELIB.Difs", typeof(VariantGrid));
+            .Add("_2DGAMELIB.Difs", typeof(VariantGrid))
+            .Add("_2DGAMELIB.Obj", typeof(BodyTemplate));
 
         private static BinaryFormatter NewFormatter()
         {
diff --git a/SlaveMatrix.Extract/Program.cs b/SlaveMatrix.Extract/Program.cs
index 038050f..bb55631 100644
--- a/SlaveMatrix.Extract/Program.cs
+++ b/SlaveMatrix.Extract/Program.cs
@@ -239,7 +239,7 @@ class Program
         foreach (var (name, data) in resources)
         {
             Console.Write($"Loading {name}... ");
-            Obj? obj;
+            BodyTemplate? obj;
             try
             {
                 obj = data.ObjLoadRaw();
@@ -558,12 +558,12 @@ class Program
         return result;
     }
 
-    static JObject ExportObj(Obj obj)
+    static JObject ExportObj(BodyTemplate BodyTemplate)
     {
-        var keys = obj.Difss.Keys.Cast<string>().ToList();
+        var keys = BodyTemplate.Difss.Keys.Cast<string>().ToList();
         var result = new JObject
         {
-            ["Tag"] = obj.Tag ?? "",
+            ["Tag"] = BodyTemplate.Tag ?? "",
             ["KeyCount"] = keys.Count,
             ["Keys"] = JArray.FromObject(keys),
             ["Difss"] = new JObject()
@@ -571,7 +571,7 @@ class Program
 
         foreach (var key in keys)
         {
-            result["Difss"][key] = ExportDifs(obj.Difss[key]);
+            result["Difss"][key] = ExportDifs(BodyTemplate.Difss[key]);
         }
 
         return result;
diff --git a/SlaveMatrix/SlaveMatrix/GameClasses/Sta.cs b/SlaveMatrix/SlaveMatrix/GameClasses/Sta.cs
index 16c3eab..85e8a5e 100644
--- a/SlaveMatrix/SlaveMatrix/GameClasses/Sta.cs
+++ b/SlaveMatrix/SlaveMatrix/GameClasses/Sta.cs
@@ -16,33 +16,33 @@ namespace SlaveMatrix
 {
     public static class Sta
     {
-    	public static Obj 胴体; //胴体
+    	public static BodyTemplate 胴体; //胴体
 
-        public static Obj 肩左;
+        public static BodyTemplate 肩左;
 
-    	public static Obj 腕左;
+    	public static BodyTemplate 腕左;
 
-    	public static Obj 脚左;
+    	public static BodyTemplate 脚左;
 
-    	public static Obj 尻尾;
+    	public static BodyTemplate 尻尾;
 
-    	public static Obj 半身;
+    	public static BodyTemplate 半身;
 
-    	public static Obj 肢左;
+    	public static BodyTemplate 肢左;
 
-    	public static Obj 肢中;
+    	public static BodyTemplate 肢中;
 
-    	public static Obj 性器;
+    	public static BodyTemplate 性器;
 
-    	public static Obj 性器付;
+    	public static BodyTemplate 性器付;
 
-    	public static Obj スタンプ;
+    	public static BodyTemplate スタンプ;
 
-    	public static Obj カーソル;
+    	public static BodyTemplate カーソル;
 
-    	public static Obj その他;
+    	public static BodyTemplate その他;
 
-    	public static Obj タイル;
+    	public static BodyTemplate タイル;
 
     	public static double MaxAre;
 
@@ -1090,14 +1090,14 @@ namespace SlaveMatrix
 
             //胴体.SaveExMod("C:\\Users\\adel4\\Documents\\胴体");
             //Ser.ToJson(胴体, "C:\\Users\\adel4\\Documents\\胴体.json");
-            //胴体 = Ser.UnJson<Obj>("C:\\Users\\adel4\\Documents\\胴体.json");
+            //胴体 = Ser.UnJson<BodyTemplate>("C:\\Users\\adel4\\Documents\\胴体.json");
 
             obj = Resources.肩左.ObjLoad();
             obj.MigrateKeys();
             肩左 = obj;
             //肩左.SaveExMod("C:\\Users\\dave\\Documents\\肩左");
             //Ser.ToJson(肩左, "C:\\Users\\dave\\Documents\\肩左.json");
-            //肩左 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\肩左.json");
+            //肩左 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\肩左.json");
 
 
             obj = Resources.腕左.ObjLoad();
@@ -1105,64 +1105,64 @@ namespace SlaveMatrix
             腕左 = obj;
             //腕左.SaveExMod("C:\\Users\\dave\\Documents\\腕左");
             //Ser.ToJson(腕左, "C:\\Users\\dave\\Documents\\腕左.json");
-            //腕左 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\腕左.json");
+            //腕左 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\腕左.json");
 
             obj = Resources.脚左.ObjLoad();
             obj.MigrateKeys();
             脚左 = obj;
             //脚左.SaveExMod("C:\\Users\\dave\\Documents\\脚左");
             //Ser.ToJson(脚左, "C:\\Users\\dave\\Documents\\脚左.json");
-            //脚左 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\脚左.json");
+            //脚左 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\脚左.json");
 
             尻尾 = Resources.尻尾.ObjLoad();
             //尻尾.SaveExMod("C:\\Users\\dave\\Documents\\尻尾");
             //Ser.ToJson(尻尾, "C:\\Users\\dave\\Documents\\尻尾.json");
-            //尻尾 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\尻尾.json");
+            //尻尾 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\尻尾.json");
 
             半身 = Resources.半身.ObjLoad();
             //半身.SaveExMod("C:\\Users\\dave\\Documents\\半身");
             //Ser.ToJson(半身, "C:\\Users\\dave\\Documents\\半身.json");
-            //半身 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\半身.json");
+            //半身 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\半身.json");
 
             肢左 = Resources.肢左.ObjLoad();
             //肢左.SaveExMod("C:\\Users\\dave\\Documents\\肢左");
             //Ser.ToJson(肢左, "C:\\Users\\dave\\Documents\\肢左.json");
-            //肢左 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\肢左.json");
+            //肢左 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\肢左.json");
 
             肢中 = Resources.肢中.ObjLoad();
             //肢中.SaveExMod("C:\\Users\\dave\\Documents\\肢中");
             //Ser.ToJson(肢中, "C:\\Users\\dave\\Documents\\肢中.json");
-            //肢中 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\肢中.json");
+            //肢中 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\肢中.json");
 
             性器 = Resources.性器.ObjLoad();
             //性器.SaveExMod("C:\\Users\\dave\\Documents\\性器");
             //Ser.ToJson(性器, "C:\\Users\\dave\\Documents\\性器.json");
-            //性器 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\性器.json");
+            //性器 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\性器.json");
 
             性器付 = Resources.性器付.ObjLoad();
             //性器付.SaveExMod("C:\\Users\\dave\\Documents\\性器付");
             //Ser.ToJson(性器付, "C:\\Users\\dave\\Documents\\性器付.json");
-            //性器付 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\性器付.json");
+            //性器付 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\性器付.json");
 
             スタンプ = Resources.スタンプ.ObjLoad();
             //スタンプ.SaveExMod("C:\\Users\\dave\\Documents\\スタンプ");
             //Ser.ToJson(スタンプ, "C:\\Users\\dave\\Documents\\スタンプ.json");
-            //スタンプ = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\スタンプ.json");
+            //スタンプ = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\スタンプ.json");
 
             カーソル = Resources.カーソル.ObjLoad();
             //カーソル.SaveExMod("C:\\Users\\dave\\Documents\\カーソル");
             //Ser.ToJson(カーソル, "C:\\Users\\dave\\Documents\\カーソル.json");
-            //カーソル = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\カーソル.json");
+            //カーソル = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\カーソル.json");
 
             その他 = Resources.その他.ObjLoad();
             //その他.SaveExMod("C:\\Users\\dave\\Documents\\その他");
             //Ser.ToJson(その他, "C:\\Users\\dave\\Documents\\その他.json");
-            //その他 = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\その他.json");
+            //その他 = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\その他.json");
 
             タイル = Resources.タイル.ObjLoad();
             //タイル.SaveExMod("C:\\Users\\dave\\Documents\\タイル");
             //Ser.ToJson(タイル, "C:\\Users\\dave\\Documents\\タイル.json");
-            //タイル = Ser.UnJson<Obj>("C:\\Users\\dave\\Documents\\タイル.json");
+            //タイル = Ser.UnJson<BodyTemplate>("C:\\Users\\dave\\Documents\\タイル.json");
 
             MaxAre = 0.0584246154149664;
     		Elet = typeof(Ele);