He contributed to the conservation of nature through activities such as establishing the basis of Maeda Ippoen Incorporated Foundation in Akan-cho (present-day Akan-cho, Kushiro City), Hokkaido, and purchasing the forests in the neighborhood of Lake Akan to plan to protect them.
北海道阿寒町（現在の釧路市阿寒町）に財団法人前田一歩園の基を設立し、阿寒湖周辺の森林を購入し保護を図るなど、自然保全に貢献した。