Index: /Include/Classes/System/IO/File.ab
===================================================================
--- /Include/Classes/System/IO/File.ab	(revision 104)
+++ /Include/Classes/System/IO/File.ab	(revision 105)
@@ -179,7 +179,7 @@
 	End Function
 
-	Static Function ReadAllText( path As String, encoding As Encoding ) As String
-		' TODO: 実装
-	End Function
+/*	Static Function ReadAllText( path As String, encoding As Encoding ) As String
+		' TODO: 実装
+	End Function */
 
 	Static Sub Replace( sourceFileName As String, destinationFileName As String, destinationBackupFileName As String )
@@ -191,7 +191,7 @@
 	End Sub
 
-	Static Sub SetAccessControl( path As String, fileSecurity As FileSecurity )
-		' TODO: 実装
-	End Sub
+/*	Static Sub SetAccessControl( path As String, fileSecurity As FileSecurity )
+		' TODO: 実装
+	End Sub */
 
 	Static Sub SetAttributes( path As String, fileAttributes As FileAttributes )
@@ -207,8 +207,4 @@
 	End Sub
 
-	Static Sub SetCreationTimeUtc( path As String, creationTimeUtc As DateTime )
-		' TODO: 実装
-	End Sub
-
 	Static Sub SetLastAccessTime( path As String, lastAccessTime As DateTime )
 		' TODO: 実装
@@ -243,7 +239,7 @@
 	End Sub
 
-	Static Sub WriteAllText( path As String, contents As String, encoding As Enconding )
-		' TODO: 実装
-	End Sub
+/*	Static Sub WriteAllText( path As String, contents As String, encoding As Enconding )
+		' TODO: 実装
+	End Sub */
 
 End Class
Index: /Include/Classes/System/IO/FileStream.ab
===================================================================
--- /Include/Classes/System/IO/FileStream.ab	(revision 104)
+++ /Include/Classes/System/IO/FileStream.ab	(revision 105)
@@ -1,1 +1,3 @@
-' TODO: 実装
+Class FileStream
+	' TODO: 実装
+End Class
Index: /Include/Classes/System/IO/FileSystemInfo.ab
===================================================================
--- /Include/Classes/System/IO/FileSystemInfo.ab	(revision 104)
+++ /Include/Classes/System/IO/FileSystemInfo.ab	(revision 105)
@@ -12,27 +12,27 @@
 		Select Case m_FileAttributes
 			Case FILE_ATTRIBUTE_ARCHIVE
-				Return Archive
+				Return FileAttributes.Archive
 			Case FILE_ATTRIBUTE_COMPRESSED
-				Return Compressed
+				Return FileAttributes.Compressed
 			Case FILE_ATTRIBUTE_DIRECTORY
-				Return Directory
+				Return FileAttributes.Directory
 			Case FILE_ATTRIBUTE_ENCRYPTED
-				Return Encrypted
+				Return FileAttributes.Encrypted
 			Case FILE_ATTRIBUTE_HIDDEN
-				Return Hidden
+				Return FileAttributes.Hidden
 			Case FILE_ATTRIBUTE_NORMAL
-				Return Normal
+				Return FileAttributes.Normal
 			Case FILE_ATTRIBUTE_OFFLINE
-				Return Offline
+				Return FileAttributes.Offline
 			Case FILE_ATTRIBUTE_READONLY
-				Return ReadOnly
+				Return FileAttributes.ReadOnly
 			Case FILE_ATTRIBUTE_REPARSE_POINT
-				Return ReparsePoint
+				Return FileAttributes.ReparsePoint
 			Case FILE_ATTRIBUTE_SPARSE_FILE
-				Return SparseFile
+				Return FileAttributes.SparseFile
 			Case FILE_ATTRIBUTE_SYSTEM
-				Return System
+				Return FileAttributes.System
 			Case FILE_ATTRIBUTE_TEMPORARY
-				Return Temporary
+				Return FileAttributes.Temporary
 			Case Else
 				'Exception
@@ -45,21 +45,21 @@
 		Dim attributes As DWord
 		Select Case value
-			Case Archive
+			Case FileAttributes.Archive
 				attributes = FILE_ATTRIBUTE_ARCHIVE
-			Case Compressed
+			Case FileAttributes.Compressed
 				attributes = FILE_ATTRIBUTE_COMPRESSED
-			Case Directory
+			Case FileAttributes.Directory
 				attributes = FILE_ATTRIBUTE_DIRECTORY
-			Case Hidden
+			Case FileAttributes.Hidden
 				attributes = FILE_ATTRIBUTE_HIDDEN
-			Case Normal
+			Case FileAttributes.Normal
 				attributes = FILE_ATTRIBUTE_NORMAL
-			Case Offline
+			Case FileAttributes.Offline
 				attributes = FILE_ATTRIBUTE_OFFLINE
-			Case ReadOnly
+			Case FileAttributes.ReadOnly
 				attributes = FILE_ATTRIBUTE_READONLY
-			Case System
+			Case FileAttributes.System
 				attributes = FILE_ATTRIBUTE_SYSTEM
-			Case Temporary
+			Case FileAttributes.Temporary
 				attributes = FILE_ATTRIBUTE_TEMPORARY
 			Case Else
Index: /Include/Classes/System/IO/StreamReader.ab
===================================================================
--- /Include/Classes/System/IO/StreamReader.ab	(revision 104)
+++ /Include/Classes/System/IO/StreamReader.ab	(revision 105)
@@ -1,1 +1,3 @@
-' TODO: 実装
+Class StreamReader
+	' TODO: 実装
+End Class
Index: /Include/Classes/System/IO/StreamWriter.ab
===================================================================
--- /Include/Classes/System/IO/StreamWriter.ab	(revision 104)
+++ /Include/Classes/System/IO/StreamWriter.ab	(revision 105)
@@ -1,1 +1,3 @@
-' TODO: 実装
+Class StreamWriter
+	' TODO: 実装
+End Class
Index: /Include/Classes/System/IO/index.ab
===================================================================
--- /Include/Classes/System/IO/index.ab	(revision 105)
+++ /Include/Classes/System/IO/index.ab	(revision 105)
@@ -0,0 +1,10 @@
+'#require "Directory.ab"
+'#require "DirectoryInfo.ab"
+#require "DriveInfo.ab"
+#require "File.ab"
+#require "FileStream.ab"
+#require "FileSystemInfo.ab"
+#require "Path.ab"
+#require "Stream.ab"
+#require "StreamReader.ab"
+#require "StreamWriter.ab"