diff --git a/branches/work/VerificationFailed/sources/ConsoleBackup/Exporter.cpp b/branches/work/VerificationFailed/sources/ConsoleBackup/Exporter.cpp
index 6728d3d..b7e6470 100644
--- a/branches/work/VerificationFailed/sources/ConsoleBackup/Exporter.cpp
+++ b/branches/work/VerificationFailed/sources/ConsoleBackup/Exporter.cpp
@@ -489,14 +489,14 @@ void WriteTwlData(enum common::TWL_PATH_INDEX path)
     // 進捗表示用
     common::InitializeTransferProgress(fileSize);
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     NN_LOG("AllocatableSize = %d\n", bufSize);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
-    common::HeapManager writeHeap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager writeHeap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = writeHeap.GetAddr();
     if (buf != NULL)
     {
@@ -616,14 +616,14 @@ void WriteTwlSaveData()
     result = common::SdMountManager::Mount();
     COMMON_LOGGER_RETURN_VOID_SET_BOOL_IF_FAILED(result, s_IsExportSucceeded);
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     NN_LOG("AllocatableSize = %d\n", bufSize);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
-    common::HeapManager writeHeap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager writeHeap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = writeHeap.GetAddr();
     if (buf != NULL)
     {
@@ -767,14 +767,14 @@ void ExportThreadFunc()
 
     result = common::SdMountManager::Mount();
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     NN_LOG("AllocatableSize = %d\n", bufSize);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
-    common::HeapManager writeHeap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager writeHeap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = writeHeap.GetAddr();
     if (buf != NULL)
     {
diff --git a/branches/work/VerificationFailed/sources/ConsoleRestore/Importer.cpp b/branches/work/VerificationFailed/sources/ConsoleRestore/Importer.cpp
index 94d77f4..fed88e8 100644
--- a/branches/work/VerificationFailed/sources/ConsoleRestore/Importer.cpp
+++ b/branches/work/VerificationFailed/sources/ConsoleRestore/Importer.cpp
@@ -706,14 +706,14 @@ void ImportThreadFunc()
     result = common::SdMountManager::Mount();
     COMMON_LOGGER_RETURN_VOID_SET_BOOL_IF_FAILED(result, s_IsImportSucceeded);
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     NN_LOG("AllocatableSize = %d\n", bufSize);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
-    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = heap.GetAddr();
     if (buf != NULL)
     {
@@ -1493,7 +1493,7 @@ void ImportTwlData(enum common::TWL_PATH_INDEX path, s64 fileSize)
     result = common::SdMountManager::Mount();
     COMMON_LOGGER_RETURN_VOID_SET_BOOL_IF_FAILED(result, s_IsImportSucceeded);
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     NN_LOG("AllocatableSize = %d\n", bufSize);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
@@ -1503,7 +1503,7 @@ void ImportTwlData(enum common::TWL_PATH_INDEX path, s64 fileSize)
     // ファイルサイズ設定
     common::InitializeTransferProgress(fileSize);
 
-    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = heap.GetAddr();
     if (buf != NULL)
     {
@@ -1538,7 +1538,7 @@ void ImportTwlTitleSaveData(s64 fileSize)
     result = common::SdMountManager::Mount();
     COMMON_LOGGER_RETURN_VOID_SET_BOOL_IF_FAILED(result, s_IsImportSucceeded);
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     NN_LOG("AllocatableSize = %d\n", bufSize);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
@@ -1548,7 +1548,7 @@ void ImportTwlTitleSaveData(s64 fileSize)
     // ファイルサイズ設定
     common::InitializeTransferProgress(fileSize);
 
-    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = heap.GetAddr();
     if (buf != NULL)
     {
diff --git a/branches/work/VerificationFailed/sources/tools/CmacAdder/main.cpp b/branches/work/VerificationFailed/sources/tools/CmacAdder/main.cpp
index 22b7a16..c8c1f4c 100644
--- a/branches/work/VerificationFailed/sources/tools/CmacAdder/main.cpp
+++ b/branches/work/VerificationFailed/sources/tools/CmacAdder/main.cpp
@@ -179,13 +179,13 @@ void AddCmacThreadFunc()
 
     result = common::SdMountManager::Mount();
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
-    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = heap.GetAddr();
     if (buf != NULL)
     {
diff --git a/branches/work/VerificationFailed/sources/tools/ExportedDataDecrypter/main.cpp b/branches/work/VerificationFailed/sources/tools/ExportedDataDecrypter/main.cpp
index 131ace4..d07c99f 100644
--- a/branches/work/VerificationFailed/sources/tools/ExportedDataDecrypter/main.cpp
+++ b/branches/work/VerificationFailed/sources/tools/ExportedDataDecrypter/main.cpp
@@ -462,14 +462,14 @@ void DecryptThreadFunc()
 
     result = common::SdMountManager::Mount();
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
     common::SdReaderWriter sdWriter;
-    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = heap.GetAddr();
     if (buf != NULL)
     {
diff --git a/branches/work/VerificationFailed/sources/tools/ExportedDataVerifier/main.cpp b/branches/work/VerificationFailed/sources/tools/ExportedDataVerifier/main.cpp
index ba3afeb..f2748da 100644
--- a/branches/work/VerificationFailed/sources/tools/ExportedDataVerifier/main.cpp
+++ b/branches/work/VerificationFailed/sources/tools/ExportedDataVerifier/main.cpp
@@ -384,13 +384,13 @@ void VerifyThreadFunc()
 
     result = common::SdMountManager::Mount();
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
-    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = heap.GetAddr();
     if (buf != NULL)
     {
diff --git a/branches/work/VerificationFailed/sources/tools/FatDataEncrypter/main.cpp b/branches/work/VerificationFailed/sources/tools/FatDataEncrypter/main.cpp
index 8a35d5b..f09c8e1 100644
--- a/branches/work/VerificationFailed/sources/tools/FatDataEncrypter/main.cpp
+++ b/branches/work/VerificationFailed/sources/tools/FatDataEncrypter/main.cpp
@@ -305,13 +305,13 @@ void EncryptThreadFunc()
 
     result = common::SdMountManager::Mount();
 
-    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 4);
+    size_t bufSize = common::GetAllocatableSize(AES_BLOCK_SIZE * 2);
     if(bufSize > common::FILE_COPY_HEAP_SIZE)
     {
         bufSize = common::FILE_COPY_HEAP_SIZE;
     }
 
-    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 4);
+    common::HeapManager heap(bufSize, AES_BLOCK_SIZE * 2);
     void* buf = heap.GetAddr();
     if (buf != NULL)
     {