diff --git a/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm b/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm
index 9f64684..cc8aab0 100644
Binary files a/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm and b/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/Debug/BuildLog.htm differ
diff --git a/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl.cpp b/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl.cpp
index 263c209..0f2b09b 100644
--- a/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl.cpp
+++ b/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl.cpp
@@ -79,6 +79,19 @@ ECSrlResult RCSrl::readFromFile( System::String ^srlfile )
 	}
 #endif //#ifdef METWL_WHETHER_SIGN_DECRYPT
 
+#ifdef METWL_WHETHER_PLATFORM_CHECK
+	// プラットフォームのチェック
+	if( ((tmprh.s.platform_code != PLATFORM_CODE_NTR) && (tmprh.s.enable_signature != 0)) ||	// PictoChat/DS-download-play のみこれに該当
+		(tmprh.s.platform_code != PLATFORM_CODE_TWL_HYBLID) ||
+		(tmprh.s.platform_code != PLATFORM_CODE_TWL_LIMITED) )
+	{
+	}
+	else
+	{
+		return ECSrlResult::ERROR_PLATFORM;
+	}
+#endif
+
 	// 署名チェックを通ってからフィールドのROMヘッダにコピー
 	// (そうしないと不正SRLを読み込んだときにROMヘッダが上書きされてしまう)
 	memcpy( this->pRomHeader, &tmprh, sizeof(ROM_Header) );
diff --git a/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl_mrc.cpp b/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl_mrc.cpp
index 66de72d..5db09c2 100644
--- a/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl_mrc.cpp
+++ b/build/tools/MasterEditor/MasterEditorTWL/MasterEditorTWL/srl_mrc.cpp
@@ -232,16 +232,6 @@ ECSrlResult RCSrl::mrcTWL( FILE *fp )
 {
 	// ROMヘッダのチェック (NTR互換領域)
 
-#ifdef METWL_WHETHER_PLATFORM_CHECK
-	// プラットフォームのチェック
-	if( (this->pRomHeader->s.platform_code != PLATFORM_CODE_TWL_HYBLID) && 
-		(this->pRomHeader->s.platform_code != PLATFORM_CODE_TWL_LIMITED) &&
-		(this->pRomHeader->s.enable_signature == 0) )
-	{
-		return ECSrlResult::ERROR_PLATFORM;
-	}
-#endif
-
 	// NANDアプリがHYBRIDとなるのはクローンブートのときのみ
 	if( this->IsMediaNand )
 	{