diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/Buy7BuyerResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/Buy7BuyerResultType.cs
new file mode 100644
index 00000000..8622d6a9
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/Buy7BuyerResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class Buy7BuyerResultType : ObjectType<Buy7BuyerResult>
+{
+    protected override void Configure(IObjectTypeDescriptor<Buy7BuyerResult> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/Buy7SellerResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/Buy7SellerResultType.cs
new file mode 100644
index 00000000..596cab72
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/Buy7SellerResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class Buy7SellerResultType : ObjectType<Buy7SellerResult>
+{
+    protected override void Configure(IObjectTypeDescriptor<Buy7SellerResult> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/CombinationConsumable5ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/CombinationConsumable5ResultType.cs
index 54dc2fed..766db00f 100644
--- a/Lib9c.GraphQL/Types/AttachmentActionResults/CombinationConsumable5ResultType.cs
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/CombinationConsumable5ResultType.cs
@@ -8,9 +8,5 @@ public class CombinationConsumable5ResultType : ObjectType<CombinationConsumable
     protected override void Configure(IObjectTypeDescriptor<CombinationConsumable5Result> descriptor)
     {
         descriptor.Implements<AttachmentActionResultInterfaceType>();
-        descriptor
-            .Field(f => f.Gold)
-            .Type<StringType>()
-            .Resolve(r => r.Parent<CombinationConsumable5Result>().Gold.ToString());
     }
 }
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/DailyReward2ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/DailyReward2ResultType.cs
new file mode 100644
index 00000000..b0bff4d3
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/DailyReward2ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class DailyReward2ResultType : ObjectType<DailyReward2Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<DailyReward2Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement11ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement11ResultType.cs
new file mode 100644
index 00000000..ef3e5a90
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement11ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class ItemEnhancement11ResultType : ObjectType<ItemEnhancement11Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<ItemEnhancement11Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement12ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement12ResultType.cs
new file mode 100644
index 00000000..5d5e1670
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement12ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class ItemEnhancement12ResultType : ObjectType<ItemEnhancement12Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<ItemEnhancement12Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement13ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement13ResultType.cs
new file mode 100644
index 00000000..d00bcb10
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement13ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class ItemEnhancement13ResultType : ObjectType<ItemEnhancement13Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<ItemEnhancement13Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement7ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement7ResultType.cs
new file mode 100644
index 00000000..63bfc574
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement7ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class ItemEnhancement7ResultType : ObjectType<ItemEnhancement7Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<ItemEnhancement7Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement9ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement9ResultType.cs
new file mode 100644
index 00000000..f26354a0
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/ItemEnhancement9ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class ItemEnhancement9ResultType : ObjectType<ItemEnhancement9Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<ItemEnhancement9Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/MonsterCollectionResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/MonsterCollectionResultType.cs
new file mode 100644
index 00000000..04cb5cd9
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/MonsterCollectionResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class MonsterCollectionResultType : ObjectType<MonsterCollectionResult>
+{
+    protected override void Configure(IObjectTypeDescriptor<MonsterCollectionResult> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/RapidCombination0ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/RapidCombination0ResultType.cs
new file mode 100644
index 00000000..058a31bb
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/RapidCombination0ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class RapidCombination0ResultType : ObjectType<RapidCombination0Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<RapidCombination0Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/RapidCombination5ResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/RapidCombination5ResultType.cs
new file mode 100644
index 00000000..3d6b53b6
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/RapidCombination5ResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class RapidCombination5ResultType : ObjectType<RapidCombination5Result>
+{
+    protected override void Configure(IObjectTypeDescriptor<RapidCombination5Result> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/AttachmentActionResults/SellCancellationResultType.cs b/Lib9c.GraphQL/Types/AttachmentActionResults/SellCancellationResultType.cs
new file mode 100644
index 00000000..d102e340
--- /dev/null
+++ b/Lib9c.GraphQL/Types/AttachmentActionResults/SellCancellationResultType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.AttachmentActionResults;
+
+namespace Lib9c.GraphQL.Types.AttachmentActionResults;
+
+public class SellCancellationResultType : ObjectType<SellCancellationResult>
+{
+    protected override void Configure(IObjectTypeDescriptor<SellCancellationResult> descriptor)
+    {
+        descriptor.Implements<AttachmentActionResultInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/ArmorType.cs b/Lib9c.GraphQL/Types/Items/ArmorType.cs
new file mode 100644
index 00000000..d72083eb
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/ArmorType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class ArmorType : ObjectType<Armor>
+{
+    protected override void Configure(IObjectTypeDescriptor<Armor> descriptor)
+    {
+        descriptor.Implements<EquipmentInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/AuraType.cs b/Lib9c.GraphQL/Types/Items/AuraType.cs
new file mode 100644
index 00000000..967cee98
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/AuraType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class AuraType : ObjectType<Aura>
+{
+    protected override void Configure(IObjectTypeDescriptor<Aura> descriptor)
+    {
+        descriptor.Implements<EquipmentInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/BeltType.cs b/Lib9c.GraphQL/Types/Items/BeltType.cs
new file mode 100644
index 00000000..ad6ad444
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/BeltType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class BeltType : ObjectType<Belt>
+{
+    protected override void Configure(IObjectTypeDescriptor<Belt> descriptor)
+    {
+        descriptor.Implements<EquipmentInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/ConsumableType.cs b/Lib9c.GraphQL/Types/Items/ConsumableType.cs
new file mode 100644
index 00000000..f7425f51
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/ConsumableType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class ConsumableType : ObjectType<Consumable>
+{
+    protected override void Configure(IObjectTypeDescriptor<Consumable> descriptor)
+    {
+        descriptor.Implements<ItemUsableInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/CostumeType.cs b/Lib9c.GraphQL/Types/Items/CostumeType.cs
new file mode 100644
index 00000000..949045fa
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/CostumeType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class CostumeType : ObjectType<Costume>
+{
+    protected override void Configure(IObjectTypeDescriptor<Costume> descriptor)
+    {
+        descriptor.Implements<ItemBaseInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/GrimoireType.cs b/Lib9c.GraphQL/Types/Items/GrimoireType.cs
new file mode 100644
index 00000000..59d74ac7
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/GrimoireType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class GrimoireType : ObjectType<Grimoire>
+{
+    protected override void Configure(IObjectTypeDescriptor<Grimoire> descriptor)
+    {
+        descriptor.Implements<EquipmentInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/MaterialInterfaceType.cs b/Lib9c.GraphQL/Types/Items/MaterialInterfaceType.cs
new file mode 100644
index 00000000..a300c9a0
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/MaterialInterfaceType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class MaterialInterfaceType : InterfaceType<Material>
+{
+    protected override void Configure(IInterfaceTypeDescriptor<Material> descriptor)
+    {
+        descriptor.Name("MaterialInterface");
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/MaterialType.cs b/Lib9c.GraphQL/Types/Items/MaterialType.cs
new file mode 100644
index 00000000..b43d0465
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/MaterialType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class MaterialType : ObjectType<Material>
+{
+    protected override void Configure(IObjectTypeDescriptor<Material> descriptor)
+    {
+        descriptor.Implements<ItemBaseInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/NecklaceType.cs b/Lib9c.GraphQL/Types/Items/NecklaceType.cs
new file mode 100644
index 00000000..816c6183
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/NecklaceType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class NecklaceType : ObjectType<Necklace>
+{
+    protected override void Configure(IObjectTypeDescriptor<Necklace> descriptor)
+    {
+        descriptor.Implements<EquipmentInterfaceType>();
+    }
+}
diff --git a/Lib9c.GraphQL/Types/Items/TradableMaterialType.cs b/Lib9c.GraphQL/Types/Items/TradableMaterialType.cs
new file mode 100644
index 00000000..77ab6482
--- /dev/null
+++ b/Lib9c.GraphQL/Types/Items/TradableMaterialType.cs
@@ -0,0 +1,12 @@
+using HotChocolate.Types;
+using Lib9c.Models.Items;
+
+namespace Lib9c.GraphQL.Types.Items;
+
+public class TradableMaterialType : ObjectType<TradableMaterial>
+{
+    protected override void Configure(IObjectTypeDescriptor<TradableMaterial> descriptor)
+    {
+        descriptor.Implements<MaterialInterfaceType>();
+    }
+}