diff --git a/Assets/Plugins/Unicache/Scripts/FileCache.cs b/Assets/Plugins/Unicache/Scripts/FileCache.cs
index 4055cef..7114065 100644
--- a/Assets/Plugins/Unicache/Scripts/FileCache.cs
+++ b/Assets/Plugins/Unicache/Scripts/FileCache.cs
@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using Unicache.Plugin;
 using UniRx;
 
 namespace Unicache
@@ -10,15 +11,19 @@ public class FileCache : IUnicache
         public ICacheHandler Handler { get; set; }
         public IUrlLocator UrlLocator { get; set; }
         public ICacheLocator CacheLocator { get; set; }
+        public ICacheEncoder Encoder { get; set; }
+        public ICacheDecoder Decoder { get; set; }
         private string RootDirectory;
 
-        public FileCache() : this(UnicacheConfig.Directory)
+        public FileCache() : this(UnicacheConfig.Directory, new VoidEncoderDecoder())
         {
         }
 
-        public FileCache(string rootDirectory)
+        public FileCache(string rootDirectory, ICacheEncoderDecoder encoderDecoder)
         {
             this.RootDirectory = rootDirectory;
+            this.Encoder = encoderDecoder;
+            this.Decoder = encoderDecoder;
         }
 
         public IObservable<byte[]> Fetch(string key)
@@ -88,7 +93,8 @@ public byte[] GetCache(string key)
 
         protected byte[] GetCacheByPath(string path)
         {
-            return IO.Read(this.RootDirectory + path);
+            var data = IO.Read(this.RootDirectory + path);
+            return this.Decoder.Decode(data);
         }
 
         public void SetCache(string key, byte[] data)
@@ -98,8 +104,9 @@ public void SetCache(string key, byte[] data)
 
         protected void SetCacheByPath(string path, byte[] data)
         {
+            byte[] writeData = this.Encoder.Encode(data);
             IO.MakeParentDirectory(this.RootDirectory + path);
-            IO.Write(this.RootDirectory + path, data);
+            IO.Write(this.RootDirectory + path, writeData);
         }
 
         public bool HasCache(string key)
diff --git a/Assets/Plugins/Unicache/Scripts/IUnicache.cs b/Assets/Plugins/Unicache/Scripts/IUnicache.cs
index afe0602..03f79df 100644
--- a/Assets/Plugins/Unicache/Scripts/IUnicache.cs
+++ b/Assets/Plugins/Unicache/Scripts/IUnicache.cs
@@ -8,6 +8,8 @@ public interface IUnicache
         ICacheHandler Handler { set; }
         IUrlLocator UrlLocator { set; }
         ICacheLocator CacheLocator { set; }
+        ICacheEncoder Encoder { set; }
+        ICacheDecoder Decoder { set; }
 
         IObservable<byte[]> Fetch(string key);
         void Clear();
diff --git a/Assets/Plugins/Unicache/Scripts/MemoryCache.cs b/Assets/Plugins/Unicache/Scripts/MemoryCache.cs
index 5e08395..f8c7782 100644
--- a/Assets/Plugins/Unicache/Scripts/MemoryCache.cs
+++ b/Assets/Plugins/Unicache/Scripts/MemoryCache.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using Unicache.Plugin;
 using UniRx;
 
 namespace Unicache
@@ -8,13 +9,21 @@ public class MemoryCache : IUnicache
         public ICacheHandler Handler { get; set; }
         public IUrlLocator UrlLocator { get; set; }
         public ICacheLocator CacheLocator { get; set; }
+        public ICacheEncoder Encoder { get; set; }
+        public ICacheDecoder Decoder { get; set; }
 
         private IDictionary<string, byte[]> MemoryMap = new Dictionary<string, byte[]>();
 
-        public MemoryCache()
+        public MemoryCache() : this(new VoidEncoderDecoder())
         {
         }
 
+        public MemoryCache(ICacheEncoderDecoder encoderDecoder)
+        {
+            this.Encoder = encoderDecoder;
+            this.Decoder = encoderDecoder;
+        }
+
         public IObservable<byte[]> Fetch(string key)
         {
             var url = this.UrlLocator.CreateUrl(key);
@@ -70,7 +79,8 @@ public byte[] GetCache(string key)
 
         private byte[] GetCacheByPath(string path)
         {
-            return this.MemoryMap[path];
+            var data = this.MemoryMap[path];
+            return this.Decoder.Decode(data);
         }
 
         public void SetCache(string key, byte[] data)
@@ -80,7 +90,8 @@ public void SetCache(string key, byte[] data)
 
         private void SetCacheByPath(string path, byte[] data)
         {
-            this.MemoryMap[path] = data;
+            var writeData = this.Encoder.Encode(data);
+            this.MemoryMap[path] = writeData;
         }
 
         public bool HasCache(string key)
diff --git a/Assets/Plugins/Unicache/Scripts/UnicacheConfig.cs b/Assets/Plugins/Unicache/Scripts/UnicacheConfig.cs
index ba3982e..f29e050 100644
--- a/Assets/Plugins/Unicache/Scripts/UnicacheConfig.cs
+++ b/Assets/Plugins/Unicache/Scripts/UnicacheConfig.cs
@@ -1,4 +1,5 @@
-using UnityEngine;
+using Unicache.Plugin;
+using UnityEngine;
 
 namespace Unicache
 {