private final Map<String, String[]> convertMap;

    protected Transliterator fullWidthHalfWidth;

    protected Transliterator anyLower;

    public KatakanaToAlphabetConverter() {
        convertMap = generateConvertMapping();
        fullWidthHalfWidth = Transliterator.getInstance("Fullwidth-Halfwidth");
        anyLower = Transliterator.getInstance("Any-Lower");
    }

    @Override
    public void init() throws IOException {