In addition, in the part "The Pen Name" written in his essay "Fudemakase", he revealed the use of fifty four different pen names, and furthermore, it is believed that many more pen names were used.
その他、随筆『筆まかせ』の「雅号」にて自身が54種類の号を用いていることを示し、さらに多くのペンネームが用いられているとされる。