In July 1872, he submitted a proposal to the Central State Council to found a paper industry (later Shoshi Kaisha, current Oji Paper Co., Ltd.) in the joint names including Eichi SHIBUSAWA, Eiichi KOREZUKI, and Kaoru INOUE.
同年6月、渋沢栄一・是月栄一・井上馨達と連名で、正院に製紙事業を興すための建議を行う（後の抄紙会社、現在の王子製紙）。