In 1877, he opened up a company handling sugar and also gained an enormous profit by transporting Ryukyu fabrics which enabled him to start his long-desired business, a shipbuilding company.
明治10年（1877年）大阪に官糖取扱店を開き、また琉球反物の運送販売により巨利を得て、念願であった造船業を開始。