diff --git a/ProjectObsidian/ProtoFlux/JSON/JsonGetObjectFromArrayNode.cs b/ProjectObsidian/ProtoFlux/JSON/JsonGetObjectFromArrayNode.cs
index caf3b75..49271a6 100644
--- a/ProjectObsidian/ProtoFlux/JSON/JsonGetObjectFromArrayNode.cs
+++ b/ProjectObsidian/ProtoFlux/JSON/JsonGetObjectFromArrayNode.cs
@@ -16,7 +16,7 @@ namespace ProtoFlux.Runtimes.Execution.Nodes.Obsidian.Json;
 public class JsonGetObjectFromArrayNode<T> : ObjectFunctionNode<FrooxEngineContext, T> where T : class
 {
     public readonly ObjectInput<JsonArray> Input;
-    public readonly ObjectInput<int> Index;
+    public readonly ValueInput<int> Index;
     public static bool IsValidGenericType => JsonTypeHelper.ValidObjectGetTypes.Contains(typeof(T));
     protected override T Compute(FrooxEngineContext context)
     {
diff --git a/ProjectObsidian/ProtoFlux/JSON/JsonGetValueFromArrayNode.cs b/ProjectObsidian/ProtoFlux/JSON/JsonGetValueFromArrayNode.cs
index 686f570..5943a40 100644
--- a/ProjectObsidian/ProtoFlux/JSON/JsonGetValueFromArrayNode.cs
+++ b/ProjectObsidian/ProtoFlux/JSON/JsonGetValueFromArrayNode.cs
@@ -14,7 +14,7 @@ namespace ProtoFlux.Runtimes.Execution.Nodes.Obsidian.Json;
 public class JsonGetValueFromArrayNode<T> : ValueFunctionNode<FrooxEngineContext, T> where T : unmanaged
 {
     public readonly ObjectInput<JsonArray> Input;
-    public readonly ObjectInput<int> Index;
+    public readonly ValueInput<int> Index;
     public static bool IsValidGenericType => JsonTypeHelper.ValidValueTypes.Contains(typeof(T));
     protected override T Compute(FrooxEngineContext context)
     {
diff --git a/ProjectObsidian/ProtoFlux/JSON/JsonInsertObjectToArrayNode.cs b/ProjectObsidian/ProtoFlux/JSON/JsonInsertObjectToArrayNode.cs
index 866a7f9..237b8ef 100644
--- a/ProjectObsidian/ProtoFlux/JSON/JsonInsertObjectToArrayNode.cs
+++ b/ProjectObsidian/ProtoFlux/JSON/JsonInsertObjectToArrayNode.cs
@@ -13,7 +13,7 @@ namespace ProtoFlux.Runtimes.Execution.Nodes.Obsidian.Json;
 [NodeName("Insert To Array")]
 [NodeCategory("Obsidian/Json")]
 [GenericTypes(typeof(string), typeof(Uri), typeof(IJsonToken), typeof(JsonObject), typeof(JsonArray))]
-public class JsonInsertObjectToArrayNode<T> : ObjectFunctionNode<FrooxEngineContext, JsonArray>
+public class JsonInsertObjectToArrayNode<T> : ObjectFunctionNode<FrooxEngineContext, JsonArray> where T : class
 {
     public readonly ObjectInput<JsonArray> Array;
     public readonly ObjectInput<T> Object;
diff --git a/ProjectObsidian/ProtoFlux/JSON/JsonInsertValueToArrayNode.cs b/ProjectObsidian/ProtoFlux/JSON/JsonInsertValueToArrayNode.cs
index 1409eef..35c89ab 100644
--- a/ProjectObsidian/ProtoFlux/JSON/JsonInsertValueToArrayNode.cs
+++ b/ProjectObsidian/ProtoFlux/JSON/JsonInsertValueToArrayNode.cs
@@ -14,10 +14,10 @@ namespace ProtoFlux.Runtimes.Execution.Nodes.Obsidian.Json;
 [NodeCategory("Obsidian/Json")]
 [GenericTypes(typeof(byte), typeof(sbyte), typeof(short), typeof(ushort), typeof(int), typeof(uint),
     typeof(long), typeof(ulong), typeof(float), typeof(double))]
-public class JsonInsertValueToArrayNode<T> : ObjectFunctionNode<FrooxEngineContext, JsonArray>
+public class JsonInsertValueToArrayNode<T> : ObjectFunctionNode<FrooxEngineContext, JsonArray> where T : unmanaged
 {
     public readonly ObjectInput<JsonArray> Array;
-    public readonly ObjectInput<T> Object;
+    public readonly ValueInput<T> Object;
     public readonly ValueInput<int> Index;
     public static bool IsValidGenericType => JsonTypeHelper.ValidValueTypes.Contains(typeof(T));
     protected override JsonArray Compute(FrooxEngineContext context)