diff --git a/Grabacr07.Desktop.Metro/Desktop.Metro.csproj b/Grabacr07.Desktop.Metro/Desktop.Metro.csproj
index 6e5be33cc..4f42e7bb6 100644
--- a/Grabacr07.Desktop.Metro/Desktop.Metro.csproj
+++ b/Grabacr07.Desktop.Metro/Desktop.Metro.csproj
@@ -45,6 +45,16 @@
     <Prefer32Bit>false</Prefer32Bit>
     <DocumentationFile>bin\Release\Desktop.Metro.xml</DocumentationFile>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release %28beta%29|AnyCPU'">
+    <OutputPath>bin\Release %28beta%29\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <DocumentationFile>bin\Release\Desktop.Metro.xml</DocumentationFile>
+    <Optimize>true</Optimize>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <ErrorReport>prompt</ErrorReport>
+    <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="Livet">
       <HintPath>..\packages\LivetCask.1.1.0.0\lib\net45\Livet.dll</HintPath>
diff --git a/Grabacr07.KanColleViewer/KanColleViewer.csproj b/Grabacr07.KanColleViewer/KanColleViewer.csproj
index 1bfcc5eef..0978e9864 100644
--- a/Grabacr07.KanColleViewer/KanColleViewer.csproj
+++ b/Grabacr07.KanColleViewer/KanColleViewer.csproj
@@ -50,6 +50,16 @@
   <PropertyGroup>
     <ApplicationIcon>Assets\app.ico</ApplicationIcon>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release %28beta%29|AnyCPU'">
+    <OutputPath>bin\Release %28beta%29\</OutputPath>
+    <DefineConstants>TRACE;BETA</DefineConstants>
+    <Optimize>true</Optimize>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <ErrorReport>prompt</ErrorReport>
+    <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="CoreAudioApi, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
diff --git a/Grabacr07.KanColleViewer/Models/ProductInfo.cs b/Grabacr07.KanColleViewer/Models/ProductInfo.cs
index fd5ca5142..0ffbb729e 100644
--- a/Grabacr07.KanColleViewer/Models/ProductInfo.cs
+++ b/Grabacr07.KanColleViewer/Models/ProductInfo.cs
@@ -56,7 +56,11 @@ public Version Version
 
 		public string VersionString
 		{
+#if BETA
+			get { return this.Version.ToString(3) + " β"; }
+#else
 			get { return this.Version.ToString(3); }
+#endif
 		}
 
 		public IReadOnlyCollection<Library> Libraries
diff --git a/Grabacr07.KanColleViewer/Properties/AssemblyInfo.cs b/Grabacr07.KanColleViewer/Properties/AssemblyInfo.cs
index a2fd61d0b..f663e269c 100644
--- a/Grabacr07.KanColleViewer/Properties/AssemblyInfo.cs
+++ b/Grabacr07.KanColleViewer/Properties/AssemblyInfo.cs
@@ -51,4 +51,4 @@
 // すべての値を指定するか、下のように '*' を使ってビルドおよびリビジョン番号を 
 // 既定値にすることができます:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.5.0.0")]
+[assembly: AssemblyVersion("2.6.0.0")]
diff --git a/Grabacr07.KanColleWrapper/KanColleWrapper.csproj b/Grabacr07.KanColleWrapper/KanColleWrapper.csproj
index feaabadcd..2279504b7 100644
--- a/Grabacr07.KanColleWrapper/KanColleWrapper.csproj
+++ b/Grabacr07.KanColleWrapper/KanColleWrapper.csproj
@@ -40,6 +40,15 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release %28beta%29|AnyCPU'">
+    <OutputPath>bin\Release %28beta%29\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <Optimize>true</Optimize>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <ErrorReport>prompt</ErrorReport>
+    <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="FiddlerCore4, Version=4.4.5.3, Culture=neutral, PublicKeyToken=67cb91587178ac5a, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
diff --git a/KanColleViewer.sln b/KanColleViewer.sln
index 00cb35910..2758de354 100644
--- a/KanColleViewer.sln
+++ b/KanColleViewer.sln
@@ -27,6 +27,8 @@ Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
 		Debug|x86 = Debug|x86
+		Release (beta)|Any CPU = Release (beta)|Any CPU
+		Release (beta)|x86 = Release (beta)|x86
 		Release|Any CPU = Release|Any CPU
 		Release|x86 = Release|x86
 	EndGlobalSection
@@ -34,18 +36,27 @@ Global
 		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Release (beta)|Any CPU.ActiveCfg = Release (beta)|Any CPU
+		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Release (beta)|Any CPU.Build.0 = Release (beta)|Any CPU
+		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Release (beta)|x86.ActiveCfg = Release (beta)|Any CPU
 		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Release|Any CPU.Build.0 = Release|Any CPU
 		{C5F0111F-3F68-4A74-BB20-BB762564D080}.Release|x86.ActiveCfg = Release|Any CPU
 		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Release (beta)|Any CPU.ActiveCfg = Release (beta)|Any CPU
+		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Release (beta)|Any CPU.Build.0 = Release (beta)|Any CPU
+		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Release (beta)|x86.ActiveCfg = Release (beta)|Any CPU
 		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Release|Any CPU.Build.0 = Release|Any CPU
 		{0BC8CF79-76D9-46AD-867F-FEC6C6AD4594}.Release|x86.ActiveCfg = Release|Any CPU
 		{F00FC570-2A80-4F61-8364-798CD44514B2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{F00FC570-2A80-4F61-8364-798CD44514B2}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{F00FC570-2A80-4F61-8364-798CD44514B2}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{F00FC570-2A80-4F61-8364-798CD44514B2}.Release (beta)|Any CPU.ActiveCfg = Release (beta)|Any CPU
+		{F00FC570-2A80-4F61-8364-798CD44514B2}.Release (beta)|Any CPU.Build.0 = Release (beta)|Any CPU
+		{F00FC570-2A80-4F61-8364-798CD44514B2}.Release (beta)|x86.ActiveCfg = Release (beta)|Any CPU
 		{F00FC570-2A80-4F61-8364-798CD44514B2}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{F00FC570-2A80-4F61-8364-798CD44514B2}.Release|Any CPU.Build.0 = Release|Any CPU
 		{F00FC570-2A80-4F61-8364-798CD44514B2}.Release|x86.ActiveCfg = Release|Any CPU