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diff --git a/i18npool/source/transliteration/fullwidthToHalfwidth.cxx b/i18npool/source/transliteration/fullwidthToHalfwidth.cxx
new file mode 100644
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+++ b/i18npool/source/transliteration/fullwidthToHalfwidth.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_i18npool.hxx"
+
+// prevent internal compiler error with MSVC6SP3
+#include <utility>
+
+#include <i18nutil/widthfolding.hxx>
+#define TRANSLITERATION_fullwidthToHalfwidth
+#define TRANSLITERATION_fullwidthKatakanaToHalfwidthKatakana
+#define TRANSLITERATION_fullwidthToHalfwidthLikeASC
+#include <transliteration_OneToOne.hxx>
+
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+
+using ::rtl::OUString;
+
+namespace com { namespace sun { namespace star { namespace i18n {
+
+fullwidthToHalfwidth::fullwidthToHalfwidth()
+{
+    func = (TransFunc) 0;
+    table = &widthfolding::getfull2halfTable();
+    transliterationName = "fullwidthToHalfwidth";
+    implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH";
+}
+
+/**
+ * Transliterate fullwidth to halfwidth.
+ * The output is a reference of OUString. You MUST delete this object when you do not need to use it any more
+ * The output string contains a transliterated string only, not whole string.
+ */
+OUString SAL_CALL
+fullwidthToHalfwidth::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
+  throw(RuntimeException)
+{
+    // Decomposition: GA --> KA + voice-mark
+    const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
+
+    // One to One mapping
+    useOffset = sal_False;
+    const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
+    useOffset = sal_True;
+    return tmp;
+}
+
+sal_Unicode SAL_CALL
+fullwidthToHalfwidth::transliterateChar2Char( sal_Unicode inChar)
+  throw(RuntimeException, MultipleCharsOutputException)
+{
+    sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
+    if (newChar == 0xFFFF)
+        throw MultipleCharsOutputException();
+    return transliteration_OneToOne::transliterateChar2Char(inChar);
+}
+
+fullwidthKatakanaToHalfwidthKatakana::fullwidthKatakanaToHalfwidthKatakana()
+{
+    func = (TransFunc) 0;
+    table = &widthfolding::getfullKana2halfKanaTable();
+    transliterationName = "fullwidthKatakanaToHalfwidthKatakana";
+    implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTHKATAKANA_HALFWIDTHKATAKANA";
+}
+
+/**
+ * Transliterate fullwidth katakana to halfwidth katakana.
+ */
+OUString SAL_CALL
+fullwidthKatakanaToHalfwidthKatakana::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
+  throw(RuntimeException)
+{
+    // Decomposition: GA --> KA + voice-mark
+    const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
+
+    // One to One mapping
+    useOffset = sal_False;
+    const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
+    useOffset = sal_True;
+    return tmp;
+}
+
+sal_Unicode SAL_CALL
+fullwidthKatakanaToHalfwidthKatakana::transliterateChar2Char( sal_Unicode inChar )
+  throw(RuntimeException, MultipleCharsOutputException)
+{
+    sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
+    if (newChar == 0xFFFF)
+        throw MultipleCharsOutputException();
+    return transliteration_OneToOne::transliterateChar2Char(inChar);
+}
+
+fullwidthToHalfwidthLikeASC::fullwidthToHalfwidthLikeASC()
+{
+    func = (TransFunc) 0;
+    table = &widthfolding::getfull2halfTableForASC();
+    transliterationName = "fullwidthToHalfwidthLikeASC";
+    implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH_LIKE_ASC";
+}
+
+/**
+ * Transliterate fullwidth to halfwidth like Excel's ASC function.
+ */
+OUString SAL_CALL
+fullwidthToHalfwidthLikeASC::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
+  throw(RuntimeException)
+{
+    // Decomposition: GA --> KA + voice-mark
+    const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
+
+    // One to One mapping
+    useOffset = sal_False;
+    const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
+    useOffset = sal_True;
+
+    return tmp;
+}
+
+sal_Unicode SAL_CALL
+fullwidthToHalfwidthLikeASC::transliterateChar2Char( sal_Unicode inChar )
+  throw(RuntimeException, MultipleCharsOutputException)
+{
+    sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
+    if (newChar == 0xFFFF)
+        throw MultipleCharsOutputException();
+    return transliteration_OneToOne::transliterateChar2Char(inChar);
+}
+
+} } } }
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */