When he was working for Morimura Gumi, he was invited by Denzaburo to go to a new post at the Kosaka Mine, where he introduced new technology and contributed to the reconstruction of Fujita Gumi.
森村組にいたのを、伝三郎に呼ばれ、小坂鉱山に赴任、新技術を導入して、藤田組の経営立て直しに功があった。