In his later life Kido often invited his close friends to his second house in 1, Komagome, Toshima Ward, present 5, Honkomagome, Bunkyo Ward, Tokyo.
晩年、木戸は現在の東京都文京区本駒込5丁目、豊島区駒込1丁目の別宅で親しい友人を招き過ごしたと言われる。