Regarded as a restorer of the Bessidozan Copper Mine, he actively worked on environmental restoration by solving a smoke pollution caused by the Sumitomo refinery in Niihama in the Meiji period.
「別子銅山中興の祖」といわれ、明治時代に住友新居浜精錬所の煙害問題の解決にあたり、環境復元にも心血を注いだ。