diff --git a/build/tools/MasterEditor/SheetCheckerTWL/Debug/extract_sheet.xsl b/build/tools/MasterEditor/SheetCheckerTWL/Debug/extract_sheet.xsl
index 2952996..4857e37 100644
--- a/build/tools/MasterEditor/SheetCheckerTWL/Debug/extract_sheet.xsl
+++ b/build/tools/MasterEditor/SheetCheckerTWL/Debug/extract_sheet.xsl
@@ -33,6 +33,9 @@
 	<xsl:if test="$tag='Media'">
 		<Media><xsl:value-of select="ss:Data" /></Media>
 	</xsl:if>
+	<xsl:if test="$tag='IsUnnecessaryRating'">
+		<IsUnnecessaryRating><xsl:value-of select="ss:Data" /></IsUnnecessaryRating>
+	</xsl:if>
 </xsl:template>
 
 <!-- NamedCellノードの名前(属性で指定されている)を取得 -->
diff --git a/build/tools/MasterEditor/SheetCheckerTWL/Release/extract_sheet.xsl b/build/tools/MasterEditor/SheetCheckerTWL/Release/extract_sheet.xsl
index 2952996..4857e37 100644
--- a/build/tools/MasterEditor/SheetCheckerTWL/Release/extract_sheet.xsl
+++ b/build/tools/MasterEditor/SheetCheckerTWL/Release/extract_sheet.xsl
@@ -33,6 +33,9 @@
 	<xsl:if test="$tag='Media'">
 		<Media><xsl:value-of select="ss:Data" /></Media>
 	</xsl:if>
+	<xsl:if test="$tag='IsUnnecessaryRating'">
+		<IsUnnecessaryRating><xsl:value-of select="ss:Data" /></IsUnnecessaryRating>
+	</xsl:if>
 </xsl:template>
 
 <!-- NamedCellノードの名前(属性で指定されている)を取得 -->
diff --git a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.ncb b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.ncb
index 3324e65..31c740e 100644
Binary files a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.ncb and b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.ncb differ
diff --git a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.suo b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.suo
index 1e770d8..8dbd2af 100644
Binary files a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.suo and b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL.suo differ
diff --git a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/Debug/BuildLog.htm b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/Debug/BuildLog.htm
index 02c7101..d1b92aa 100644
Binary files a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/Debug/BuildLog.htm and b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/Debug/BuildLog.htm differ
diff --git a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.cpp b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.cpp
index 2cc9579..ff6eaab 100644
--- a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.cpp
+++ b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.cpp
@@ -125,7 +125,7 @@ int printResult( SheetCheckerContext ^context, ROM_Header *rh, SheetItem ^item,
 	tadver = (tadver << 8) | item->SubmitVersion;
 
 	// �ʏ�̕\��
-	if( !context->bSubmitVersion && !context->bResult && !context->bTadVersion )
+	if( !context->bSubmitVersion && !context->bResult && !context->bTadVersion && !context->bUnnecessaryRating )
 	{
 		Console::WriteLine( "" );
 		Console::WriteLine( "SRL:   " + srlfile );
@@ -140,6 +140,8 @@ int printResult( SheetCheckerContext ^context, ROM_Header *rh, SheetItem ^item,
 		printf( "RemasterVersion: %02X        %02X\n", rh->s.rom_version, item->RomVersion );
 		printf( "File CRC:        %04X      %04X\n", srlcrc, item->FileCRC );
 		printf( "---------------------------------------\n" ); 
+		printf( "Rating Display:            %s\n", (item->IsUnnecessaryRating)?"Unnecessary":"Necessary" );
+		printf( "---------------------------------------\n" ); 
 		printf( "SubmitVersion:   -         %d (%02X)\n", item->SubmitVersion, item->SubmitVersion );
 		printf( "TAD Version:               %d (%04X)\n", tadver, tadver );
 		printf( "---------------------------------------\n" ); 
@@ -177,6 +179,17 @@ int printResult( SheetCheckerContext ^context, ROM_Header *rh, SheetItem ^item,
 			printf( "%d", context->ErrorCode );
 		}
 	}
+	if( context->bUnnecessaryRating )
+	{
+		if( context->ErrorCode == SheetCheckerError::NOERROR )
+		{
+			printf( "%d", (item->IsUnnecessaryRating)?1:0 );
+		}
+		else
+		{
+			printf( "%d", context->ErrorCode );
+		}
+	}
 	if( context->bResult )
 	{
 		printf( "%d", context->ErrorCode );
@@ -298,6 +311,16 @@ System::Boolean readSheet( System::String ^sheetfile, SheetItem ^item )
 		{
 			item->SubmitVersion = System::Byte::Parse( text, System::Globalization::NumberStyles::AllowHexSpecifier );
 		}
+
+		text = getXPathText( root, "/Sheet/IsUnnecessaryRating" );
+		if( !System::String::IsNullOrEmpty( text ) && text->Equals( "��" ) )
+		{
+			item->IsUnnecessaryRating = true;
+		}
+		else
+		{
+			item->IsUnnecessaryRating = false;
+		}
 	}
 	catch( System::Exception ^ex )
 	{
@@ -342,6 +365,11 @@ System::Int32 parseOption( array<System::String ^> ^args, SheetCheckerContext ^c
 			context->bTadVersion = true;
 			numopt++;
 		}
+		else if( args[i]->StartsWith( "-u" ) )
+		{
+			context->bUnnecessaryRating = true;
+			numopt++;
+		}
 		else if( !args[i]->StartsWith( "-" ) )	// �I�v�V�����łȂ�������index���L�^
 		{
 			indexList->Add(i);
diff --git a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.h b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.h
index c93760f..483f424 100644
--- a/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.h
+++ b/build/tools/MasterEditor/SheetCheckerTWL/SheetCheckerTWL/SheetCheckerTWL.h
@@ -28,6 +28,7 @@ private:
 	System::Boolean    ^hbSubmitVersion;	// �I�v�V�����t���O
 	System::Boolean    ^hbResult;
 	System::Boolean    ^hbTadVersion;
+	System::Boolean    ^hbUnnecessaryRating;
 	SheetCheckerError  ^hErrorCode;			// �G���[���
 public:
 	SheetCheckerContext()
@@ -52,6 +53,11 @@ public:
 		void set( System::Boolean flg ){ this->hbTadVersion = gcnew System::Boolean(flg); }
 		System::Boolean get(){ return *this->hbTadVersion; }
 	};
+	property System::Boolean bUnnecessaryRating
+	{
+		void set( System::Boolean flg ){ this->hbUnnecessaryRating = gcnew System::Boolean(flg); }
+		System::Boolean get(){ return *this->hbUnnecessaryRating; }
+	};
 	property SheetCheckerError ErrorCode
 	{
 		void set( SheetCheckerError code ){ this->hErrorCode = gcnew SheetCheckerError(code); }
@@ -67,6 +73,7 @@ private:
 	System::Byte   ^hRomVersion;
 	System::UInt16 ^hFileCRC;
 	System::Byte   ^hSubmitVersion;
+	System::Boolean ^hIsUnnecessaryRating;
 public:
 	System::String ^hMedia;
 public:
@@ -78,6 +85,7 @@ public:
 		this->hFileCRC    = gcnew System::UInt16(0);
 		this->hSubmitVersion = gcnew System::Byte(0);
 		this->hMedia      = gcnew System::String("");
+		this->hIsUnnecessaryRating = gcnew System::Boolean(false);
 	}
 	~SheetItem()
 	{
@@ -114,6 +122,11 @@ public:
 		}
 		System::String^ get(){ return System::String::Copy( this->hMedia ); }
 	}
+	property System::Boolean IsUnnecessaryRating
+	{
+		void set( System::Boolean b ){ *this->hIsUnnecessaryRating = b; }
+		System::Boolean get(){ return *this->hIsUnnecessaryRating; }
+	}
 };
 
 
diff --git a/build/tools/MasterEditor/SheetCheckerTWL/extract_sheet.xsl b/build/tools/MasterEditor/SheetCheckerTWL/extract_sheet.xsl
index 2952996..4857e37 100644
--- a/build/tools/MasterEditor/SheetCheckerTWL/extract_sheet.xsl
+++ b/build/tools/MasterEditor/SheetCheckerTWL/extract_sheet.xsl
@@ -33,6 +33,9 @@
 	<xsl:if test="$tag='Media'">
 		<Media><xsl:value-of select="ss:Data" /></Media>
 	</xsl:if>
+	<xsl:if test="$tag='IsUnnecessaryRating'">
+		<IsUnnecessaryRating><xsl:value-of select="ss:Data" /></IsUnnecessaryRating>
+	</xsl:if>
 </xsl:template>
 
 <!-- NamedCellノードの名前(属性で指定されている)を取得 -->