diff --git a/build/tools/MasterEditorTWL/MasterEditorTWL.ncb b/build/tools/MasterEditorTWL/MasterEditorTWL.ncb
index 58cfe569..3e03d415 100644
Binary files a/build/tools/MasterEditorTWL/MasterEditorTWL.ncb and b/build/tools/MasterEditorTWL/MasterEditorTWL.ncb differ
diff --git a/build/tools/MasterEditorTWL/MasterEditorTWL.suo b/build/tools/MasterEditorTWL/MasterEditorTWL.suo
index 4838830e..652c102f 100644
Binary files a/build/tools/MasterEditorTWL/MasterEditorTWL.suo and b/build/tools/MasterEditorTWL/MasterEditorTWL.suo differ
diff --git a/build/tools/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm b/build/tools/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm
index 4b51385b..c3c053dc 100644
Binary files a/build/tools/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm and b/build/tools/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm differ
diff --git a/build/tools/MasterEditorTWL/MasterEditorTWL/common.h b/build/tools/MasterEditorTWL/MasterEditorTWL/common.h
index fec3da49..e2e78776 100644
--- a/build/tools/MasterEditorTWL/MasterEditorTWL/common.h
+++ b/build/tools/MasterEditorTWL/MasterEditorTWL/common.h
@@ -1,7 +1,7 @@
 #pragma once
 
 #define   METWL_WHETHER_PLATFORM_CHECK		// プラットフォームがTWL対応以外かどうかをチェックする
-#define   METWL_WHETHER_SIGN_DECRYPT		// 署名を外してダイジェストをベリファイする
+//#define   METWL_WHETHER_SIGN_DECRYPT		// 署名を外してダイジェストをベリファイする
 #define   METWL_WHETHER_MRC					// MRC機能を含めるか
 //#define   METWL_LIGHT_CHECK					// 提出条件を緩くするか
 
diff --git a/build/tools/MasterEditorTWL/MasterEditorTWL/srl.cpp b/build/tools/MasterEditorTWL/MasterEditorTWL/srl.cpp
index e44e1c44..8f8c729e 100644
--- a/build/tools/MasterEditorTWL/MasterEditorTWL/srl.cpp
+++ b/build/tools/MasterEditorTWL/MasterEditorTWL/srl.cpp
@@ -1087,6 +1087,19 @@ ECSrlResult RCSrl::mrcTWL( FILE *fp )
 		}
 	}
 
+	if( *this->hIsAppLauncher || *this->hIsAppSecure || *this->hIsAppSystem )
+	{
+		if( this->pRomHeader->s.disable_debug == 0 )
+		{
+			this->hWarnList->Add( gcnew RCMrcError( 
+				"デバッグ動作禁止フラグ", 0x1f, 0x1f, 
+				"デバッガ上で動作可能な設定になっています。デバッガ向けソフトとしてROMをリリースする場合にはセキュリティ上の問題がないかご確認ください。",
+				"Disable Launch on Debugger Flag", 
+				"This ROM is launched on the debugger. If the ROM is released for the debugger, please check the security settings.", 
+				false, true ) );
+		}
+	}
+
 	if( this->pRomHeader->s.warning_no_spec_rom_speed != 0 )
 	{
 		this->hWarnList->Add( gcnew RCMrcError(