He was also devoted to restoring nature by planting trees on the Nishiakaishiyama mountain range that had become bold due to copper mine development, believing that it was their responsibility to restore greenery and nature's blessing there.
また、銅山の開発により荒れるがままになっていた西赤石山系の山々に「別子全山を旧のあおあおとした姿にしてこれを大自然にかえさねばならない」として、植林を施すなど、環境復元にも心血を注いだ。