diff --git a/GameRes/ImageJPEG.cs b/GameRes/ImageJPEG.cs
index 982318b9..3de37066 100644
--- a/GameRes/ImageJPEG.cs
+++ b/GameRes/ImageJPEG.cs
@@ -28,6 +28,7 @@ using System.IO;
 using System.Text;
 using System.ComponentModel.Composition;
 using System.Windows.Media.Imaging;
+using GameRes.Strings;
 using GameRes.Utility;
 
 namespace GameRes
@@ -40,13 +41,18 @@ namespace GameRes
         public override uint     Signature { get { return 0; } }
         public override bool      CanWrite { get { return true; } }
 
-        public int Quality { get; set; }
+        readonly FixedGaugeSetting Quality = new FixedGaugeSetting (Properties.Settings.Default) {
+            Name = "JPEGQuality",
+            Text = garStrings.JPEGQualityText,
+            Min = 1, Max = 100,
+            ValuesSet = new[] { 1, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 },
+        };
 
         public JpegFormat ()
         {
             Extensions = new string[] { "jpg", "jpeg" };
             Signatures = new uint[] { 0xe0ffd8ffu, 0 };
-            Quality = 100;
+            Settings = new[] { Quality };
         }
 
         public override ImageData Read (IBinaryStream file, ImageMetaData info)
@@ -61,7 +67,7 @@ namespace GameRes
         public override void Write (Stream file, ImageData image)
         {
             var encoder = new JpegBitmapEncoder();
-            encoder.QualityLevel = Quality;
+            encoder.QualityLevel = Quality.Get<int>();
             encoder.Frames.Add (BitmapFrame.Create (image.Bitmap, null, null, null));
             encoder.Save (file);
         }
diff --git a/GameRes/Properties/Settings.Designer.cs b/GameRes/Properties/Settings.Designer.cs
index b147338a..2938355d 100644
--- a/GameRes/Properties/Settings.Designer.cs
+++ b/GameRes/Properties/Settings.Designer.cs
@@ -46,5 +46,17 @@ namespace GameRes.Properties {
                 this["UpgradeRequired"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("100")]
+        public int JPEGQuality {
+            get {
+                return ((int)(this["JPEGQuality"]));
+            }
+            set {
+                this["JPEGQuality"] = value;
+            }
+        }
     }
 }
diff --git a/GameRes/Properties/Settings.settings b/GameRes/Properties/Settings.settings
index 549aaf77..af77df6d 100644
--- a/GameRes/Properties/Settings.settings
+++ b/GameRes/Properties/Settings.settings
@@ -8,5 +8,8 @@
     <Setting Name="UpgradeRequired" Type="System.Boolean" Scope="User">
       <Value Profile="(Default)">True</Value>
     </Setting>
+    <Setting Name="JPEGQuality" Type="System.Int32" Scope="User">
+      <Value Profile="(Default)">100</Value>
+    </Setting>
   </Settings>
 </SettingsFile>
\ No newline at end of file
diff --git a/GameRes/ResourceSettings.cs b/GameRes/ResourceSettings.cs
index cd021fa7..f34a7333 100644
--- a/GameRes/ResourceSettings.cs
+++ b/GameRes/ResourceSettings.cs
@@ -23,6 +23,9 @@
 // IN THE SOFTWARE.
 //
 
+using System.Collections.Generic;
+using System.Configuration;
+
 namespace GameRes
 {
     /// <summary>
@@ -86,11 +89,34 @@ namespace GameRes
         }
     }
 
-    internal class LocalResourceSetting : ResourceSettingBase
+    public class ApplicationSetting : ResourceSettingBase
     {
+        public ApplicationSetting (ApplicationSettingsBase settings)
+        {
+            Settings = settings;
+        }
+
+        public ApplicationSettingsBase Settings { get; set; }
+
         public override object Value {
-            get { return GameRes.Properties.Settings.Default[Name]; }
-            set { GameRes.Properties.Settings.Default[Name] = value; }
+            get { return Settings[Name]; }
+            set { Settings[Name] = value; }
+        }
+    }
+
+    internal class LocalResourceSetting : ApplicationSetting
+    {
+        public LocalResourceSetting () : base (GameRes.Properties.Settings.Default) { }
+    }
+
+    public class FixedGaugeSetting : ApplicationSetting
+    {
+        public int  Min { get; set; }
+        public int  Max { get; set; }
+        public IEnumerable<int> ValuesSet { get; set; }
+
+        public FixedGaugeSetting (ApplicationSettingsBase settings) : base (settings)
+        {
         }
     }
 }
diff --git a/GameRes/Strings/garStrings.Designer.cs b/GameRes/Strings/garStrings.Designer.cs
index 5f0d1852..0872a82d 100644
--- a/GameRes/Strings/garStrings.Designer.cs
+++ b/GameRes/Strings/garStrings.Designer.cs
@@ -78,6 +78,15 @@ namespace GameRes.Strings {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to JPEG compression quality.
+        /// </summary>
+        public static string JPEGQualityText {
+            get {
+                return ResourceManager.GetString("JPEGQualityText", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to File is empty.
         /// </summary>
diff --git a/GameRes/Strings/garStrings.ja-JP.resx b/GameRes/Strings/garStrings.ja-JP.resx
index 67f0e5b6..26dc4dcb 100644
--- a/GameRes/Strings/garStrings.ja-JP.resx
+++ b/GameRes/Strings/garStrings.ja-JP.resx
@@ -125,6 +125,9 @@
     <value>BMP形式の拡張機能を有効にします。</value>
     <comment>Enable BMP format extensions</comment>
   </data>
+  <data name="JPEGQualityText" xml:space="preserve">
+    <value>JPEG compression quality</value>
+  </data>
   <data name="MsgFileIsEmpty" xml:space="preserve">
     <value>ファイルが空です。</value>
     <comment>File is empty</comment>
diff --git a/GameRes/Strings/garStrings.ko-KR.resx b/GameRes/Strings/garStrings.ko-KR.resx
index b7b8476d..3ef1ac07 100644
--- a/GameRes/Strings/garStrings.ko-KR.resx
+++ b/GameRes/Strings/garStrings.ko-KR.resx
@@ -125,6 +125,10 @@
     <value>Enable BMP format extensions</value>
     <comment>translation pending</comment>
   </data>
+  <data name="JPEGQualityText" xml:space="preserve">
+    <value>JPEG compression quality</value>
+    <comment>translation pending</comment>
+  </data>
   <data name="MsgFileIsEmpty" xml:space="preserve">
     <value>파일이 비어있습니다</value>
   </data>
diff --git a/GameRes/Strings/garStrings.resx b/GameRes/Strings/garStrings.resx
index addbc85a..3488ee6f 100644
--- a/GameRes/Strings/garStrings.resx
+++ b/GameRes/Strings/garStrings.resx
@@ -123,6 +123,9 @@
   <data name="BMPExtensionsText" xml:space="preserve">
     <value>Enable BMP format extensions</value>
   </data>
+  <data name="JPEGQualityText" xml:space="preserve">
+    <value>JPEG compression quality</value>
+  </data>
   <data name="MsgFileIsEmpty" xml:space="preserve">
     <value>File is empty</value>
   </data>
diff --git a/GameRes/Strings/garStrings.ru-RU.resx b/GameRes/Strings/garStrings.ru-RU.resx
index 3755932c..e04bf775 100644
--- a/GameRes/Strings/garStrings.ru-RU.resx
+++ b/GameRes/Strings/garStrings.ru-RU.resx
@@ -123,6 +123,9 @@
   <data name="BMPExtensionsText" xml:space="preserve">
     <value>Включить расширения формата BMP</value>
   </data>
+  <data name="JPEGQualityText" xml:space="preserve">
+    <value>Качество JPEG-компрессии</value>
+  </data>
   <data name="MsgFileIsEmpty" xml:space="preserve">
     <value>Файл пуст</value>
   </data>
diff --git a/GameRes/Strings/garStrings.zh-Hans.resx b/GameRes/Strings/garStrings.zh-Hans.resx
index 7bd4d089..22a63493 100644
--- a/GameRes/Strings/garStrings.zh-Hans.resx
+++ b/GameRes/Strings/garStrings.zh-Hans.resx
@@ -123,6 +123,10 @@
   <data name="BMPExtensionsText" xml:space="preserve">
     <value>启用 BMP 格式扩展</value>
   </data>
+  <data name="JPEGQualityText" xml:space="preserve">
+    <value>JPEG compression quality</value>
+    <comment>translation pending</comment>
+  </data>
   <data name="MsgFileIsEmpty" xml:space="preserve">
     <value>文件为空。</value>
   </data>
@@ -144,4 +148,4 @@
   <data name="MsgUnknownFormat" xml:space="preserve">
     <value>无法作为压缩包打开文件。</value>
   </data>
-</root>
+</root>
\ No newline at end of file
diff --git a/GameRes/app.config b/GameRes/app.config
index e9cd7531..f88aed13 100644
--- a/GameRes/app.config
+++ b/GameRes/app.config
@@ -13,6 +13,9 @@
             <setting name="UpgradeRequired" serializeAs="String">
                 <value>True</value>
             </setting>
+            <setting name="JPEGQuality" serializeAs="String">
+                <value>100</value>
+            </setting>
         </GameRes.Properties.Settings>
     </userSettings>
 </configuration>
\ No newline at end of file