map.put("チャ", new String[] { "tya", "cha" });
        map.put("チュ", new String[] { "tyu", "chu" });
        map.put("チョ", new String[] { "tyo", "cho" });
        map.put("チェ", new String[] { "tye", "che" });

        map.put("ニャ", new String[] { "nya" });
        map.put("ニュ", new String[] { "nyu" });
        map.put("ニョ", new String[] { "nyo" });

        map.put("ヒャ", new String[] { "hya" });