| In addition, he wrote books for children's education such as "Shoku-senjimon" and "Domoshoin" (a dictionary of Chinese characters) and a mathematics book "Sangenkyushiho"(三元九紫法) in which area he was professional, but the latter was scattered and ultimately lost. |
また児童向として『続千字文』・『童蒙頌韻』などの啓蒙書を執筆、更に本職である数学書『三元九紫法』を著したがこちらは散逸した。 |