In rare cases, characters expressing the tone of kango (words of Chinese origin) such as `up,' or `gone,' are laid out on the right side of the words where word-and-sound notation is used to express the accent of such words.
一字一音表記の箇所には、まれに右傍に「上」「去」のように漢語の声調を表わす文字を配して、当該語のアクセントを示すこともある。