diff --git a/Assets/VRM/UniJSON/Editor/Tests/GenericCallUtilityTests.cs b/Assets/VRM/UniJSON/Editor/Tests/GenericCallUtilityTests.cs
index 793ce922d..ee51bbc8c 100644
--- a/Assets/VRM/UniJSON/Editor/Tests/GenericCallUtilityTests.cs
+++ b/Assets/VRM/UniJSON/Editor/Tests/GenericCallUtilityTests.cs
@@ -20,6 +20,11 @@ namespace UniJSON
             {
                 Value = value;
             }
+
+            public int Get(int _)
+            {
+                return Value;
+            }
         }
 
 
@@ -29,15 +34,27 @@ namespace UniJSON
         {
             var s = new Sample();
 
-            var mi = s.GetType().GetMethod("Set");
 
-            var invoke = GenericInvokeCallFactory.CreateAction<Sample, int>(mi);
-            invoke(s, 1);
-            Assert.AreEqual(1, s.Value);
+            {
+                var mi = s.GetType().GetMethod("Set");
+                var action = GenericInvokeCallFactory.OpenAction<Sample, int>(mi);
+                action(s, 1);
+                Assert.AreEqual(1, s.Value);
+            }
 
-            var exp = GenericExpressionCallFactory.Create<Sample, int>(mi);
-            exp(s, 2);
-            Assert.AreEqual(2, s.Value);
+            {
+                var mi = s.GetType().GetMethod("Get");
+                var func = GenericInvokeCallFactory.OpenFunc<Sample, int, int>(mi);
+                var value = func(s, 1);
+                Assert.AreEqual(1, s.Value);
+            }
+
+            {
+                var mi = s.GetType().GetMethod("Set");
+                var action = GenericExpressionCallFactory.Create<Sample, int>(mi);
+                action(s, 2);
+                Assert.AreEqual(2, s.Value);
+            }
         }
     }
 }
diff --git a/Assets/VRM/UniJSON/Scripts/FormatterExtensionsSerializer.cs b/Assets/VRM/UniJSON/Scripts/FormatterExtensionsSerializer.cs
index 16350f3fc..473dee4d3 100644
--- a/Assets/VRM/UniJSON/Scripts/FormatterExtensionsSerializer.cs
+++ b/Assets/VRM/UniJSON/Scripts/FormatterExtensionsSerializer.cs
@@ -84,7 +84,7 @@ namespace UniJSON
             if (typeof(T) == typeof(object) && t.GetType() != typeof(object))
             {
                 var mi = FormatterExtensionsSerializer.GetMethod("SerializeObject");
-                return GenericInvokeCallFactory.CreateAction<IFormatter, T>(mi);
+                return GenericInvokeCallFactory.StaticAction<IFormatter, T>(mi);
             }
 
             try
@@ -93,7 +93,7 @@ namespace UniJSON
                 var mi = typeof(IFormatter).GetMethod("Value", new Type[] { t });
                 if (mi != null)
                 {
-                    return GenericInvokeCallFactory.CreateAction<IFormatter, T>(mi);
+                    return GenericInvokeCallFactory.OpenAction<IFormatter, T>(mi);
                 }
             }
             catch (AmbiguousMatchException)
@@ -111,7 +111,7 @@ namespace UniJSON
                 if (idictionary != null)
                 {
                     var mi = FormatterExtensionsSerializer.GetMethod("SerializeDictionary");
-                    return GenericInvokeCallFactory.CreateAction<IFormatter, T>(mi);
+                    return GenericInvokeCallFactory.StaticAction<IFormatter, T>(mi);
                 }
             }
 
@@ -120,7 +120,7 @@ namespace UniJSON
                 if (t == typeof(object[]))
                 {
                     var mi = FormatterExtensionsSerializer.GetMethod("SerializeObjectArray");
-                    return GenericInvokeCallFactory.CreateAction<IFormatter, T>(mi);
+                    return GenericInvokeCallFactory.StaticAction<IFormatter, T>(mi);
                 }
             }
 
@@ -134,7 +134,7 @@ namespace UniJSON
                 {
                     var g = FormatterExtensionsSerializer.GetMethod("SerializeArray");
                     var mi = g.MakeGenericMethod(ienumerable.GetGenericArguments());
-                    return GenericInvokeCallFactory.CreateAction<IFormatter, T>(mi);
+                    return GenericInvokeCallFactory.StaticAction<IFormatter, T>(mi);
                 }
             }
 
diff --git a/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.cs b/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.cs
index 01c968fe7..290cfb91c 100644
--- a/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.cs
+++ b/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.cs
@@ -1,15 +1,23 @@
 using System;
+using System.Reflection;
+#if UNITY_EDITOR && VRM_DEVELOP
 using System.IO;
 using System.Linq;
-using System.Reflection;
 using System.Text;
-#if UNITY_EDITOR
 using UnityEditor;
 #endif
 
 
 namespace UniJSON
 {
+    /// <summary>
+    /// MethodInfoからDelegateを作成する
+    /// 
+    /// * StaticAction/Func StaticMethod呼び出し
+    /// * OpenAction/Func 第1引数にthisを受けるメソッド呼び出し
+    /// * BindAction/Func thisを内部に保持したメソッド呼び出し
+    /// 
+    /// </summary>
     public static partial class GenericInvokeCallFactory
     {
 #if UNITY_EDITOR && VRM_DEVELOP
@@ -42,79 +50,151 @@ namespace UniJSON
     {
 ");
 
-                // CreateWithThis
-                w.WriteLine("//////////// CreateAction");
-
-                // Create
-                for (int i = 1; i <= ARGS && i< NET35MAX; ++i)
-                {
-                    var g = String.Join(", ", GetArgs("A", i).ToArray());
-                    var a = String.Join(", ", GetArgs("a", i).ToArray());
-
-
-
-                    var source = @"
-        public static Action<S, $0> CreateAction<S, $0>(MethodInfo m)
-        {
-            Action<S, $0> callback = null;
-            if (m.IsStatic)
-            {
-                callback = (s, $1) =>
-                {
-                    m.Invoke(null, new object[] { s, $1 });
-                };
-            }
-            else
-            {
-                callback = (s, $1) =>
-                {
-                    m.Invoke(s, new object[] { $1 });
-                };
-            }
-            return callback;
-        }
-".Replace("$0", g).Replace("$1", a);
-
-                    w.WriteLine(source);
-
-                }
-
-
-                // CreateWithThis
-                w.WriteLine("//////////// CreateWithThis");
-                for (int i = 1; i <= ARGS && i<= NET35MAX; ++i)
+                // StaticAction
+                w.WriteLine("//////////// StaticAction");
+                for (int i = 1; i <= ARGS && i <= NET35MAX; ++i)
                 {
                     var g = String.Join(", ", GetArgs("A", i).ToArray());
                     var a = String.Join(", ", GetArgs("a", i).ToArray());
 
                     var source = @"
-        public static Action<$0> CreateActionBindThis<S, $0>(MethodInfo m, S instance)
+        public static Action<$0> StaticAction<$0>(MethodInfo m)
         {
-            if (m.IsStatic)
+            if (!m.IsStatic)
             {
-                if (instance != null)
-                {
-                    throw new ArgumentException();
-                }
-            }
-            else
-            {
-                if (instance == null)
-                {
-                    throw new ArgumentNullException();
-                }
+                throw new ArgumentException(string.Format(""{0} is not static"", m));
             }
 
-            // ToDo: CreateDelegate
-            Action<$0> callback=
-            ($1) => {
-                m.Invoke(instance, new object[]{ $1 });
+            return ($1) =>
+            {
+                m.Invoke(null, new object[] { $1 });
             };
-            return callback;
         }
 ".Replace("$0", g).Replace("$1", a);
 
                     w.WriteLine(source);
+
+                }
+
+                // OpenAction
+                w.WriteLine("//////////// OpenAction");
+                for (int i = 1; i <= ARGS && i < NET35MAX; ++i)
+                {
+                    var g = String.Join(", ", GetArgs("A", i).ToArray());
+                    var a = String.Join(", ", GetArgs("a", i).ToArray());
+
+                    var source = @"
+        public static Action<S, $0> OpenAction<S, $0>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format(""{0} is static"", m));
+            }
+
+            return (s, $1) =>
+            {
+                m.Invoke(s, new object[] { $1 });
+            };
+        }
+".Replace("$0", g).Replace("$1", a);
+
+                    w.WriteLine(source);
+
+                }
+
+                // BindAction
+                w.WriteLine("//////////// BindAction");
+                for (int i = 1; i <= ARGS && i <= NET35MAX; ++i)
+                {
+                    var g = String.Join(", ", GetArgs("A", i).ToArray());
+                    var a = String.Join(", ", GetArgs("a", i).ToArray());
+
+                    var source = @"
+        public static Action<$0> BindAction<S, $0>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format(""{0} is static"", m));
+            }
+
+            return ($1) =>
+            {
+                m.Invoke(instance, new object[] { $1 });
+            };
+        }
+".Replace("$0", g).Replace("$1", a);
+
+                    w.WriteLine(source);
+
+                }
+
+                // StaticFunc
+                w.WriteLine("//////////// StaticFunc");
+                for (int i = 1; i <= ARGS && i <= NET35MAX; ++i)
+                {
+                    var g = String.Join(", ", GetArgs("A", i).ToArray());
+                    var a = String.Join(", ", GetArgs("a", i).ToArray());
+
+                    var source = @"
+        public static Func<$0, T> StaticFunc<$0, T>(MethodInfo m)
+        {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format(""{0} is not static"", m));
+            }
+
+            return ($1) => (T)m.Invoke(null, new object[] { $1 });
+        }
+".Replace("$0", g).Replace("$1", a);
+
+                    w.WriteLine(source);
+
+                }
+
+                // OpenFunc
+                w.WriteLine("//////////// OpenFunc");
+                for (int i = 1; i <= ARGS && i < NET35MAX; ++i)
+                {
+                    var g = String.Join(", ", GetArgs("A", i).ToArray());
+                    var a = String.Join(", ", GetArgs("a", i).ToArray());
+
+                    var source = @"
+        public static Func<S, $0, T> OpenFunc<S, $0, T>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format(""{0} is static"", m));
+            }
+
+            return (s, $1) => (T)m.Invoke(s, new object[] { $1 });
+        }
+".Replace("$0", g).Replace("$1", a);
+
+                    w.WriteLine(source);
+
+                }
+
+                // BindFunc
+                w.WriteLine("//////////// BindFunc");
+                for (int i = 1; i <= ARGS && i <= NET35MAX; ++i)
+                {
+                    var g = String.Join(", ", GetArgs("A", i).ToArray());
+                    var a = String.Join(", ", GetArgs("a", i).ToArray());
+
+                    var source = @"
+        public static Func<$0, T> BindFunc<S, $0, T>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format(""{0} is static"", m));
+            }
+
+            return ($1) => (T)m.Invoke(instance, new object[] { $1 });
+        }
+".Replace("$0", g).Replace("$1", a);
+
+                    w.WriteLine(source);
+
                 }
 
 
@@ -130,30 +210,77 @@ namespace UniJSON
         }
 #endif
 
-        #region zero arguments
-        public static Action<S> CreateAction<S>(MethodInfo m)
+        #region Action without arguments
+        public static Action StaticAction(MethodInfo m)
         {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is not static", m));
+            }
+
+            return () =>
+            {
+                m.Invoke(null, new object[] { });
+            };
+        }
+
+        public static Action<S> OpenAction<S>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
             return (s) =>
             {
                 m.Invoke(s, new object[] { });
             };
         }
 
-        public static Func<S, T> CreateFunc<S, T>(MethodInfo m)
+        public static Action BindAction<S>(MethodInfo m, S instance)
         {
-            return (s) =>
+            if (m.IsStatic)
             {
-                return (T)m.Invoke(s, new object[] { });
-            };
-        }
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
 
-        public static Action CreateActionBindThis<S>(MethodInfo m, S instance)
-        {
             return () =>
             {
                 m.Invoke(instance, new object[] { });
             };
         }
         #endregion
+
+        #region Func without arguments
+        public static Func<T> StaticFunc<T>(MethodInfo m)
+        {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is not static", m));
+            }
+
+            return () => (T)m.Invoke(null, new object[] { });
+        }
+
+        public static Func<S, T> OpenFunc<S, T>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (s) => (T)m.Invoke(s, new object[] { });
+        }
+
+        public static Func<T> BindFunc<S, T>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return () => (T)m.Invoke(instance, new object[] { });
+        }
+        #endregion
     }
 }
diff --git a/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.g.cs b/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.g.cs
index 6b55983c2..209b49be0 100644
--- a/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.g.cs
+++ b/Assets/VRM/UniJSON/Scripts/GenericCallUtility/GenericInvokeCallFactory.g.cs
@@ -8,173 +8,285 @@ namespace UniJSON
     public static partial class GenericInvokeCallFactory
     {
 
-//////////// CreateAction
+//////////// StaticAction
 
-        public static Action<S, A0> CreateAction<S, A0>(MethodInfo m)
+        public static Action<A0> StaticAction<A0>(MethodInfo m)
         {
-            Action<S, A0> callback = null;
-            if (m.IsStatic)
+            if (!m.IsStatic)
             {
-                callback = (s, a0) =>
-                {
-                    m.Invoke(null, new object[] { s, a0 });
-                };
-            }
-            else
-            {
-                callback = (s, a0) =>
-                {
-                    m.Invoke(s, new object[] { a0 });
-                };
-            }
-            return callback;
-        }
-
-
-        public static Action<S, A0, A1> CreateAction<S, A0, A1>(MethodInfo m)
-        {
-            Action<S, A0, A1> callback = null;
-            if (m.IsStatic)
-            {
-                callback = (s, a0, a1) =>
-                {
-                    m.Invoke(null, new object[] { s, a0, a1 });
-                };
-            }
-            else
-            {
-                callback = (s, a0, a1) =>
-                {
-                    m.Invoke(s, new object[] { a0, a1 });
-                };
-            }
-            return callback;
-        }
-
-
-        public static Action<S, A0, A1, A2> CreateAction<S, A0, A1, A2>(MethodInfo m)
-        {
-            Action<S, A0, A1, A2> callback = null;
-            if (m.IsStatic)
-            {
-                callback = (s, a0, a1, a2) =>
-                {
-                    m.Invoke(null, new object[] { s, a0, a1, a2 });
-                };
-            }
-            else
-            {
-                callback = (s, a0, a1, a2) =>
-                {
-                    m.Invoke(s, new object[] { a0, a1, a2 });
-                };
-            }
-            return callback;
-        }
-
-//////////// CreateWithThis
-
-        public static Action<A0> CreateActionBindThis<S, A0>(MethodInfo m, S instance)
-        {
-            if (m.IsStatic)
-            {
-                if (instance != null)
-                {
-                    throw new ArgumentException();
-                }
-            }
-            else
-            {
-                if (instance == null)
-                {
-                    throw new ArgumentNullException();
-                }
+                throw new ArgumentException(string.Format("{0} is not static", m));
             }
 
-            // ToDo: CreateDelegate
-            Action<A0> callback=
-            (a0) => {
-                m.Invoke(instance, new object[]{ a0 });
+            return (a0) =>
+            {
+                m.Invoke(null, new object[] { a0 });
             };
-            return callback;
         }
 
 
-        public static Action<A0, A1> CreateActionBindThis<S, A0, A1>(MethodInfo m, S instance)
+        public static Action<A0, A1> StaticAction<A0, A1>(MethodInfo m)
         {
-            if (m.IsStatic)
+            if (!m.IsStatic)
             {
-                if (instance != null)
-                {
-                    throw new ArgumentException();
-                }
-            }
-            else
-            {
-                if (instance == null)
-                {
-                    throw new ArgumentNullException();
-                }
+                throw new ArgumentException(string.Format("{0} is not static", m));
             }
 
-            // ToDo: CreateDelegate
-            Action<A0, A1> callback=
-            (a0, a1) => {
-                m.Invoke(instance, new object[]{ a0, a1 });
+            return (a0, a1) =>
+            {
+                m.Invoke(null, new object[] { a0, a1 });
             };
-            return callback;
         }
 
 
-        public static Action<A0, A1, A2> CreateActionBindThis<S, A0, A1, A2>(MethodInfo m, S instance)
+        public static Action<A0, A1, A2> StaticAction<A0, A1, A2>(MethodInfo m)
         {
-            if (m.IsStatic)
+            if (!m.IsStatic)
             {
-                if (instance != null)
-                {
-                    throw new ArgumentException();
-                }
-            }
-            else
-            {
-                if (instance == null)
-                {
-                    throw new ArgumentNullException();
-                }
+                throw new ArgumentException(string.Format("{0} is not static", m));
             }
 
-            // ToDo: CreateDelegate
-            Action<A0, A1, A2> callback=
-            (a0, a1, a2) => {
-                m.Invoke(instance, new object[]{ a0, a1, a2 });
+            return (a0, a1, a2) =>
+            {
+                m.Invoke(null, new object[] { a0, a1, a2 });
             };
-            return callback;
         }
 
 
-        public static Action<A0, A1, A2, A3> CreateActionBindThis<S, A0, A1, A2, A3>(MethodInfo m, S instance)
+        public static Action<A0, A1, A2, A3> StaticAction<A0, A1, A2, A3>(MethodInfo m)
+        {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is not static", m));
+            }
+
+            return (a0, a1, a2, a3) =>
+            {
+                m.Invoke(null, new object[] { a0, a1, a2, a3 });
+            };
+        }
+
+//////////// OpenAction
+
+        public static Action<S, A0> OpenAction<S, A0>(MethodInfo m)
         {
             if (m.IsStatic)
             {
-                if (instance != null)
-                {
-                    throw new ArgumentException();
-                }
-            }
-            else
-            {
-                if (instance == null)
-                {
-                    throw new ArgumentNullException();
-                }
+                throw new ArgumentException(string.Format("{0} is static", m));
             }
 
-            // ToDo: CreateDelegate
-            Action<A0, A1, A2, A3> callback=
-            (a0, a1, a2, a3) => {
-                m.Invoke(instance, new object[]{ a0, a1, a2, a3 });
+            return (s, a0) =>
+            {
+                m.Invoke(s, new object[] { a0 });
             };
-            return callback;
+        }
+
+
+        public static Action<S, A0, A1> OpenAction<S, A0, A1>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (s, a0, a1) =>
+            {
+                m.Invoke(s, new object[] { a0, a1 });
+            };
+        }
+
+
+        public static Action<S, A0, A1, A2> OpenAction<S, A0, A1, A2>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (s, a0, a1, a2) =>
+            {
+                m.Invoke(s, new object[] { a0, a1, a2 });
+            };
+        }
+
+//////////// BindAction
+
+        public static Action<A0> BindAction<S, A0>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0) =>
+            {
+                m.Invoke(instance, new object[] { a0 });
+            };
+        }
+
+
+        public static Action<A0, A1> BindAction<S, A0, A1>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0, a1) =>
+            {
+                m.Invoke(instance, new object[] { a0, a1 });
+            };
+        }
+
+
+        public static Action<A0, A1, A2> BindAction<S, A0, A1, A2>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0, a1, a2) =>
+            {
+                m.Invoke(instance, new object[] { a0, a1, a2 });
+            };
+        }
+
+
+        public static Action<A0, A1, A2, A3> BindAction<S, A0, A1, A2, A3>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0, a1, a2, a3) =>
+            {
+                m.Invoke(instance, new object[] { a0, a1, a2, a3 });
+            };
+        }
+
+//////////// StaticFunc
+
+        public static Func<A0, T> StaticFunc<A0, T>(MethodInfo m)
+        {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is not static", m));
+            }
+
+            return (a0) => (T)m.Invoke(null, new object[] { a0 });
+        }
+
+
+        public static Func<A0, A1, T> StaticFunc<A0, A1, T>(MethodInfo m)
+        {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is not static", m));
+            }
+
+            return (a0, a1) => (T)m.Invoke(null, new object[] { a0, a1 });
+        }
+
+
+        public static Func<A0, A1, A2, T> StaticFunc<A0, A1, A2, T>(MethodInfo m)
+        {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is not static", m));
+            }
+
+            return (a0, a1, a2) => (T)m.Invoke(null, new object[] { a0, a1, a2 });
+        }
+
+
+        public static Func<A0, A1, A2, A3, T> StaticFunc<A0, A1, A2, A3, T>(MethodInfo m)
+        {
+            if (!m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is not static", m));
+            }
+
+            return (a0, a1, a2, a3) => (T)m.Invoke(null, new object[] { a0, a1, a2, a3 });
+        }
+
+//////////// OpenFunc
+
+        public static Func<S, A0, T> OpenFunc<S, A0, T>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (s, a0) => (T)m.Invoke(s, new object[] { a0 });
+        }
+
+
+        public static Func<S, A0, A1, T> OpenFunc<S, A0, A1, T>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (s, a0, a1) => (T)m.Invoke(s, new object[] { a0, a1 });
+        }
+
+
+        public static Func<S, A0, A1, A2, T> OpenFunc<S, A0, A1, A2, T>(MethodInfo m)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (s, a0, a1, a2) => (T)m.Invoke(s, new object[] { a0, a1, a2 });
+        }
+
+//////////// BindFunc
+
+        public static Func<A0, T> BindFunc<S, A0, T>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0) => (T)m.Invoke(instance, new object[] { a0 });
+        }
+
+
+        public static Func<A0, A1, T> BindFunc<S, A0, A1, T>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0, a1) => (T)m.Invoke(instance, new object[] { a0, a1 });
+        }
+
+
+        public static Func<A0, A1, A2, T> BindFunc<S, A0, A1, A2, T>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0, a1, a2) => (T)m.Invoke(instance, new object[] { a0, a1, a2 });
+        }
+
+
+        public static Func<A0, A1, A2, A3, T> BindFunc<S, A0, A1, A2, A3, T>(MethodInfo m, S instance)
+        {
+            if (m.IsStatic)
+            {
+                throw new ArgumentException(string.Format("{0} is static", m));
+            }
+
+            return (a0, a1, a2, a3) => (T)m.Invoke(instance, new object[] { a0, a1, a2, a3 });
         }
 
 
diff --git a/Assets/VRM/UniJSON/Scripts/JsonSchemaValidator/JsonArrayValidator.cs b/Assets/VRM/UniJSON/Scripts/JsonSchemaValidator/JsonArrayValidator.cs
index 492c33031..e9ea2c8eb 100644
--- a/Assets/VRM/UniJSON/Scripts/JsonSchemaValidator/JsonArrayValidator.cs
+++ b/Assets/VRM/UniJSON/Scripts/JsonSchemaValidator/JsonArrayValidator.cs
@@ -264,7 +264,7 @@ namespace UniJSON
                         IFormatter, 
                         JsonSchemaValidationContext, 
                         T>)
-                        GenericInvokeCallFactory.CreateAction<
+                        GenericInvokeCallFactory.StaticAction<
                             IJsonSchemaValidator, 
                             IFormatter, 
                             JsonSchemaValidationContext,