The period from 1688 to 1703 saw the appearance of those that contained two kinds of furigana; one was necessary for reading body texts and placed to their right, and the other to the left showed another way of reading them.
元禄の頃には、本文の右側に読み下しに必要なふりがな、左にはそれぞれの文字が持つ、本文以外の読みについてのふりがなを振ったものが現れた。